For the purposes of this list, a

portable application A portable application (portable app), sometimes also called standalone, is a program designed to read and write its configuration settings into an accessible folder in the computer, usually in the folder where the portable application can be f ...

software Software is a set of computer programs and associated software documentation, documentation and data (computing), data. This is in contrast to Computer hardware, hardware, from which the system is built and which actually performs the work. ...

that can be used from portable storage devices such as

USB flash drive Universal Serial Bus (USB) is an industry standard that establishes specifications for cables, connectors and protocols for connection, communication and power supply ( interfacing) between computers, peripherals and other computers. A bro ...

digital audio player A portable media player (PMP) (also including the related digital audio player (DAP)) is a portable consumer electronics device capable of storing and playing digital media such as audio, images, and video files. The data is typically stored o ...

s, PDAs or

external hard drive A hard disk drive (HDD), hard disk, hard drive, or fixed disk is an electro-mechanical data storage device that stores and retrieves digital data using magnetic storage with one or more rigid rapidly rotating platters coated with magne ...

s. To be considered for inclusion, an application must be executable on multiple computers from removable storage without installation, and without writing settings or data onto a computer's non-removable storage. This includes modified portable versions of non-portable applications.

Bundles

Ceedo Ceedo is a cybersecurity company based in Netanya, Israel. Ceedo uses software virtualization technologies to create application containers, claiming to eliminate or reduce endpoint security threats like viruses or ransomware. History Ceedo ...

MojoPac MojoPac was an application virtualization product from RingCube Technologies. MojoPac turns any USB 2.0 storage device into a portable computing environment. The term "MojoPac" is used by the company to refer to the software application, the virt ...

* LiberKey *

PortableApps.com PortableApps.com is a website offering free applications for Windows that have been specially packaged for portability. These portable applications are intended to be used from removable media such as USB flash drives. User data is stored in a ...

* U3 * WebLaminarTools * WinPenPack

Launchers

Appetizer An hors d'oeuvre ( ; french: hors-d'œuvre ), appetiser or starter is a small dish served before a meal in European cuisine. Some hors d'oeuvres are served cold, others hot. Hors d'oeuvres may be served at the dinner table as a part of the m ...

( Dock application) * ASuite * Launchy *

OpenDisc The OpenDisc project offered a selection of high quality open source software on a disc for Microsoft Windows users. The aims of the project were "to provide a free alternative to costly software, with equal or often better quality equivalents ...

* RocketDock

Development

Scripting languages

* Portable

Python Python may refer to: Snakes * Pythonidae, a family of nonvenomous snakes found in Africa, Asia, and Australia ** ''Python'' (genus), a genus of Pythonidae found in Africa and Asia * Python (mythology), a mythical serpent Computing * Python (pro ...

* Portable NSIS Version * Portable

AutoIt AutoIt is a freeware programming language for Microsoft Windows. In its earliest release, it was primarily intended to create automation scripts (sometimes called macros) for Microsoft Windows programs but has since grown to include enhancements ...

* Portable

AutoHotkey AutoHotkey is a free and open-source custom scripting language for Microsoft Windows, initially aimed at providing easy keyboard shortcuts or hotkeys, fast macro-creation and software automation that allows users of most levels of computer skil ...

(zip file) * Portable

Perl Perl is a family of two high-level, general-purpose, interpreted, dynamic programming languages. "Perl" refers to Perl 5, but from 2000 to 2019 it also referred to its redesigned "sister language", Perl 6, before the latter's name was offic ...

( Strawberry Perl Portable Version)

Compilers

MinGW MinGW ("Minimalist GNU for Windows"), formerly mingw32, is a free and open source software development environment to create Microsoft Windows applications. MinGW includes a port of the GNU Compiler Collection (GCC), GNU Binutils for Windows ...

Tiny C Compiler The Tiny C Compiler (a.k.a. TCC, tCc, or TinyCC) is an x86, X86-64 and ARM processor C compiler initially written by Fabrice Bellard. It is designed to work for slow computers with little disk space (e.g. on rescue disks). Windows operating sys ...

IDEs Ides or IDES may refer to: Calendar dates * Ides (calendar), a day in the Roman calendar that fell roughly in the middle of the month. In March, May, July, and October it was the 15th day of the month; in other months it was the 13th. **Ides of Mar ...

* Alice IDE * Portable Eclipse * Portable Code::Blocks (needs

installed, which is portable too) * Portable

Dev-C++ Dev-C++ is a free full-featured integrated development environment (IDE) distributed under the GNU General Public License for programming in C and C++. It was originally developed by Colin Laplace and first released in 1998. It is written in D ...

* Hackety Hack, which is an educational version of

Ruby A ruby is a pinkish red to blood-red colored gemstone, a variety of the mineral corundum ( aluminium oxide). Ruby is one of the most popular traditional jewelry gems and is very durable. Other varieties of gem-quality corundum are called ...

SharpDevelop SharpDevelop (also styled as #develop) is a discontinued free and open source integrated development environment (IDE) for the .NET Framework, Mono, Gtk# and Glade# platforms. It supports development in C#, Visual Basic .NET, Boo, F#, IronPyt ...

Portable

Setup creators

Nullsoft Scriptable Install System Nullsoft Scriptable Install System (NSIS) is a script-driven installer authoring tool for Microsoft Windows backed by Nullsoft, the creators of Winamp. NSIS is released under a combination of free software licenses, primarily the zlib license. ...

Portable (PortableApps.com format)

Visual mapping/productivity tools

* XMIND

Graphics

3D modeling and rendering

Anim8or Anim8or is a freeware OpenGL-based 3D computer graphics, 3D modeling and animation program by R. Steven Glanville, a software engineer at NVidia. Currently at stable version 1.01.1402, it is a compact program with several tools which would normall ...

– Free 3D modeling and animating software. *

Blender A blender (sometimes called a mixer or liquidiser in British English) is a kitchen and laboratory appliance used to mix, crush, purée or emulsify food and other substances. A stationary blender consists of a blender container with a rotating me ...

: ** BlenderPortable ** Blender Pocket ** XBlenderOlder Version of BLender

Animation

Pivot Stickfigure Animator Pivot Animator (formerly Pivot Stickfigure Animator and usually shortened to Pivot) is a freeware application that allows users to create stick-figure and sprite animations, and save them in the animated GIF format for use on web pages and the A ...

Graphic editors

* ArtRage * Artweaver * Dia *

EVE Eve (; ; ar, حَوَّاء, Ḥawwāʾ; el, Εὕα, Heúa; la, Eva, Heva; Syriac: romanized: ) is a figure in the Book of Genesis in the Hebrew Bible. According to the origin story, "Creation myths are symbolic stories describing how the ...

Fotografix Fotografix is a Free and open-source software, free and open-source Image editing, photo editing application for Microsoft Windows. It has been noted for being light on system resources while still providing features found in larger software. Hist ...

* GIMP: ** GIMP Portable VS 2008 is the Gimp portable version of Gimp on

Windows Windows is a group of several proprietary graphical operating system families developed and marketed by Microsoft. Each family caters to a certain sector of the computing industry. For example, Windows NT for consumers, Windows Server for ser ...

platforms (Windows XP, Vista, NT Server 2003, NT Server 2008) ** Portable Gimp – for

Mac OS X macOS (; previously OS X and originally Mac OS X) is a Unix operating system developed and marketed by Apple Inc. since 2001. It is the primary operating system for Apple's Mac computers. Within the market of desktop and la ...

** X-Gimp ** X-GimpShop *

Inkscape Inkscape is a free and open-source vector graphics editor used to create vector images, primarily in Scalable Vector Graphics (SVG) format. Other formats can be imported and exported. Inkscape can render primitive vector shapes (e.g. rec ...

: ** X-Inkscape ** Portable Inkscape – for

IrfanView IrfanView () is an image viewer, editor, organiser and converter program for Microsoft Windows. It can also play video and audio files, and has some image creation and painting capabilities. IrfanView is free for non-commercial use; commercial u ...

Pixia Pixia is a freeware raster graphics editor program for Windows, created by Isao Maruoka. It was originally designed for the anime/ manga community but has also been used in other branches of art. Besides the primary Japanese interface, it is al ...

Tux Paint ''Tux Paint'' is a Free and open-source software, free and open source raster graphics editor (a program for creating and processing raster graphics) geared towards young children. The project was started in 2002 by Bill Kendrick who continues t ...

Icon editors

* @icon sushi * GIMP – Supports reading and writing Windows ICO files. *

IcoFX IcoFX is an icon creation software for Microsoft Windows. Previously a freeware, it allows editing multiple formats of icons with support for transparency. Icons can also be converted from one format to another, for instance from a Macintosh icon ...

– Supports converting graphic file formats into

ICO files.

Viewers

FastStone Image Viewer FastStone Image Viewer is an image viewer and organizer for Microsoft Windows, provided free of charge for personal and educational use, . The program also includes basic image editing tools. Features Highlights: *Relatively fast HQ image thu ...

: supports screen capture, multiple pix into a single PDF *

Irfanview IrfanView () is an image viewer, editor, organiser and converter program for Microsoft Windows. It can also play video and audio files, and has some image creation and painting capabilities. IrfanView is free for non-commercial use; commercial u ...

XnView XnView is an image organizer and general-purpose file manager used for viewing, converting, organizing and editing raster images, as well as general purpose file management. It comes with built-in hex inspection, batch renaming and screen ...

Document-based

Office and publishing

Abiword AbiWord () is a free and open-source software word processor. It is written in C++ and since version 3 it is based on GTK+ 3. The name "AbiWord" is derived from the root of the Spanish word "'' abierto''", meaning "open".Project MascoAbi the An ...

AllMyNotes Organizer AllMyNotes Organizer is an outliner application for Windows, and it allows you to store all documents and notes in a single storage file. Documents are organized in a hierarchical tree structure, tree representation for quick browsing by topic. A ...

Atlantis Word Processor Atlantis Word Processor is a stand-alone word processor for Microsoft Windows. It used to be known as "Atlantis Ocean Mind". Features Atlantis offers many features standard in other word processors. But it lacks some important features like co ...

* Jarte *

LibreOffice LibreOffice () is a free and open-source office productivity software suite, a project of The Document Foundation (TDF). It was forked in 2010 from OpenOffice.org, an open-sourced version of the earlier StarOffice. The LibreOffice suite co ...

OpenOffice.org OpenOffice.org (OOo), commonly known as OpenOffice, is a discontinued open-source office suite. Active successor projects include LibreOffice (the most actively developed), Apache OpenOffice, Collabora Online (enterprise ready LibreOffice) a ...

Scribus Scribus () is free and open-source desktop publishing (DTP) software available for most desktop operating systems. It is designed for layout, typesetting, and preparation of files for professional-quality image-setting equipment. Scribus can a ...

StarOffice StarOffice is a discontinued proprietary office suite, intended to compete with the marketing-leading Microsoft Office. It served as the basis for open-source suites OpenOffice.org and LibreOffice. StarOffice supported the OpenOffice.org XML f ...

Editors

AkelPad AkelPad is a small, expandable text editor for Microsoft Windows. AkelPad is distributed as free and open-source software, hosted on SourceForge where it has been downloaded more than 3 million times. Unicode and codepages AkelPad handles f ...

* EmEditor Professional *

Geany Geany ( IPA:dʒiːni ) is a free and open-source lightweight GUI text editor using Scintilla and GTK, including basic IDE features. It is designed to have short load times, with limited dependency on separate packages or external librarie ...

* Metapad * Notepad++ * Notepad2 * NoteTab Light * PSPad * Q10 * SciTE * Sublime Text * TED Notepad * Textpad * UltraEdit *

VEDIT Vedit is a commercial text editor for 8080/Z-80-based systems, Microsoft Windows and MS-DOS from Greenview Data, Inc. Vedit was one of the pioneers in visual editing. It used a command set resembling TECO. History Vedit (Visual Editor) was ...

* Vim

Personal notes

* Personal Knowbase

Educational

Celestia Celestia is a real-time 3D astronomy software program that was created in 2001 by Chris Laurel. The program allows users to virtually travel through our universe and explore real objects that have been catalogued. Celestia also doubles as a pl ...

* GCompris * Maxima * Stellarium *

Calibre In guns, particularly firearms, caliber (or calibre; sometimes abbreviated as "cal") is the specified nominal internal diameter of the gun barrel bore – regardless of how or where the bore is measured and whether the finished bore match ...

Games

* '' AssaultCube'' * '' Cave Story'' * ''

Dwarf Fortress ''Dwarf Fortress'' (officially called ''Slaves to Armok: God of Blood Chapter II: Dwarf Fortress'') is a construction and management simulation and roguelike indie video game created by Bay 12 Games. Available as freeware and in development sin ...

'' * Doom I / II * ''

Frets on Fire ''Frets on Fire'' (''FoF'') is a free, open-source music video game created by Finnish independent video game developer Unreal Voodoo. Players use the keyboard to play along with markers which appear on screen, with the aim to score points, a ...

'' * '' Kerbal Space Program'' * ''

Minecraft ''Minecraft'' is a sandbox game developed by Mojang Studios. The game was created by Markus "Notch" Persson in the Java (programming language), Java programming language. Following several early private testing versions, it was first made pub ...

'' * '' PokerTH'' * Quake * ''

Secret Maryo Chronicles ''Secret Maryo Chronicles'' is a free and open-source two-dimensional platform computer game that began in 2003. The game has been described by the German ''PCtipp'' as a ''Super Mario Bros.'' clone. History ''Secret Maryo Chronicles'' bega ...

'' * '' Tile World'' * ''

Warzone 2100 ''Warzone 2100'' is an open-source real-time strategy and real-time tactics hybrid computer game, originally developed by Pumpkin Studios and published by Eidos Interactive. It was originally released in 1999 for Microsoft Windows and Play ...

'' *

Xonotic ''Xonotic'' () is a free and open-source first-person shooter video game. It was developed as a fork of'' Nexuiz'', following controversy surrounding the game's development. The game runs on a heavily modified version of the Quake engine known a ...

Emulators

DOSBox DOSBox is a free and open-source emulator which runs software for MS-DOS compatible disk operating systems—primarily video games. It was first released in 2002, when DOS technology was becoming obsolete. Its adoption for running DOS games i ...

–

MS-DOS MS-DOS ( ; acronym for Microsoft Disk Operating System, also known as Microsoft DOS) is an operating system for x86-based personal computers mostly developed by Microsoft. Collectively, MS-DOS, its rebranding as IBM PC DOS, and a few ope ...

emulator *

FCE Ultra FCEUX is an open-source software, open-source Nintendo Entertainment System and Family Computer Disk System emulator. It is a merger of various Fork (software development), forks of FCE Ultra. Multiplayer support The Win32 and SDL versions of FCE ...

– Nintendo Entertainment System (NES) emulator *

MAME MAME (formerly an acronym of Multiple Arcade Machine Emulator) is a free and open-source emulator designed to recreate the hardware of arcade game systems in software on modern personal computers and other platforms. Its intention is to preserve ...

– Multiple

Arcade Arcade most often refers to: * Arcade game, a coin-operated game machine ** Arcade cabinet, housing which holds an arcade game's hardware ** Arcade system board, a standardized printed circuit board * Amusement arcade, a place with arcade games * ...

Machine emulator: ** MAMEUI32 *

VisualBoyAdvance VisualBoyAdvance (commonly abbreviated as VBA) is a free emulator of the Game Boy, Game Boy Color, and Game Boy Advance handheld game consoles as well as of Super Game Boy and Super Game Boy 2. Besides the DirectX version for the Windows pl ...

–

Game Boy The is an 8-bit fourth generation handheld game console developed and manufactured by Nintendo. It was first released in Japan on April 21, 1989, in North America later the same year, and in Europe in late 1990. It was designed by the same t ...

, Game Boy Color, and

Game Boy Advance The (GBA) is a 32-bit handheld game console developed, manufactured and marketed by Nintendo as the successor to the Game Boy Color. It was released in Japan on March 21, 2001, in North America on June 11, 2001, in the PAL region on June 22, ...

emulator *

ZSNES ZSNES is a free software Super Nintendo Entertainment System emulator written mostly in x86 assembly with official ports for Linux, DOS, Windows, and unofficial ports for Xbox and macOS. Background Development of ZSNES began on 3 July 1997 an ...

–

Super NES The Super Nintendo Entertainment System (SNES), commonly shortened to Super NES or Super Nintendo, is a 16-bit home video game console developed by Nintendo that was released in 1990 in Japan and South Korea, 1991 in North America, 1992 in ...

emulator

Plug-in emulators

Joy The word joy refers to the emotion evoked by well-being, success, or good fortune, and is typically associated with feelings of intense, long lasting happiness. Dictionary definitions Dictionary definitions of joy typically include a sense of ...

To Key –

Gamepad A gamepad is a type of video game controller held in two hands, where the fingers (especially thumbs) are used to provide input. They are typically the main input device for video game consoles. Features Gamepads generally feature a set o ...

emulator

Internet

Web browser A web browser is application software for accessing websites. When a user requests a web page from a particular website, the browser retrieves its files from a web server and then displays the page on the user's screen. Browsers are used o ...
s

Avant AVANT, also known as AVANT street art guerrilla collective, was the artist group active in New York City from 1980 to 1984. By 1984 AVANT had produced thousands of acrylic on paper paintings and plastered them on walls, doors, bus-stops and gallerie ...

* Brave * Chromium * Falkon *

Firefox Portable Mozilla Firefox, Portable Edition (formerly known as Portable Firefox and commonly known as Firefox Portable) is a repackaged version of Mozilla Firefox created by John T. Haller. The application allows Firefox to be run from a USB flash drive ...

* Google Chrome Portable * Links *

Maxthon Browser Maxthon (, formerly named ''MyIE2'') is a freeware web browser, created by JeffChen in Singapore. It is available for Microsoft Windows, Windows, macOS, Linux, and as ''Maxthon Mobile'' for Android (operating system), Android, iOS, and Windows Ph ...

Opera Opera is a form of theatre in which music is a fundamental component and dramatic roles are taken by singers. Such a "work" (the literal translation of the Italian word "opera") is typically a collaboration between a composer and a libr ...

Pale Moon Pale Moon is an open-source web browser with an emphasis on customization; its motto is "Your browser, Your way". There are official releases for Microsoft Windows and Linux, as well as contributed builds for various platforms. Pale Moon origi ...

* Pocket K-Meleon * Lynx *

QtWeb QtWeb is a discontinued free and open-source web browser developed by LogicWare & LSoft Technologies. QtWeb used the WebKit browser engine that was embedded in the Qt framework. Features * Ad filtering (AdBlock function) * BitTorrent downloa ...

SeaMonkey SeaMonkey is a free and open-source Internet suite. It is the continuation of the former Mozilla Application Suite, based on the same source code, which itself grew out of Netscape Communicator and formed the base of Netscape 6 and Netscape ...

* SlimBrowser * SRWare Iron Portable * Sleipnir *

Waterfox Waterfox is an open-source web browser that is forked from Firefox and developed by System1. There are official Waterfox releases for Windows, macOS, and Linux. Divisions Waterfox Waterfox shares core features and technologies like the Gecko b ...

XeroBank Browser xB Browser (formerly known as TorPark and Xerobank browser) was a web browser designed to run on both the Tor and XeroBank anonymity networks, and is available as component of the xB Machine and the xB Installer. It is designed for use on ...

Email client An email client, email reader or, more formally, message user agent (MUA) or mail user agent is a computer program used to access and manage a user's email. A web application which provides message management, composition, and reception functio ...
s

Mail The mail or post is a system for physically transporting postcards, letters, and parcels. A postal service can be private or public, though many governments place restrictions on private systems. Since the mid-19th century, national postal sys ...

– for

* Mozilla Thunderbird Portable * Modest *

Pegasus Mail Pegasus Mail is a proprietary email client developed by David Harris (who also develops the Mercury Mail Transport System). It was originally released in 1990 for internal and external mail on NetWare networks with MS-DOS and later Apple Macint ...

Pine A pine is any conifer tree or shrub in the genus ''Pinus'' () of the family Pinaceae. ''Pinus'' is the sole genus in the subfamily Pinoideae. The World Flora Online created by the Royal Botanic Gardens, Kew and Missouri Botanical Garden accepts ...

(has integrated Email client) *

* sylpheed (zip version) * The Bat! Voyager

Instant messaging Instant messaging (IM) technology is a type of online chat allowing real-time text transmission over the Internet or another computer network. Messages are typically transmitted between two or more parties, when each user inputs text and trigge ...

Adium Adium is a free and open source instant messaging client for macOS that supports multiple IM networks, including Google Talk and XMPP. In the past, it has also supported AIM, ICQ, Windows Live Messenger and Yahoo! Messenger. Adium is written usi ...

– for

* aMSN * Google Talk * Portable

iChat iChat (previously iChat AV) is a discontinued instant messaging software application developed by Apple Inc. for use on its Mac OS X operating system. It supported instant text messaging over XMPP/Jingle or OSCAR ( AIM) protocol, audio and vid ...

– for

Miranda NG Miranda NG is an open-source multiprotocol instant messaging application, designed for Microsoft Windows. Miranda NG is free software distributed under the GNU GPL-2.0-or-later. History In May 2012 Miranda IM was forked to Miranda NG (New G ...

Monal A monal is a bird of genus ''Lophophorus'' of the pheasant family, Phasianidae. Description The males all have colorful, iridescent plumage. Their physique is rather plump. Their diet consists of plants such as roots and bulbs and insects. D ...

* Pidgin Portable (formerly Gaim Portable) * Psi Portable *

Skype Skype () is a proprietary telecommunications application operated by Skype Technologies, a division of Microsoft, best known for VoIP-based videotelephony, videoconferencing and voice calls. It also has instant messaging, file transfer, deb ...

* Trillian Anywhere *

Yahoo! Messenger Yahoo! Messenger (sometimes abbreviated Y!M) was an advertisement-supported instant messaging client (computing), client and associated protocol provided by Yahoo!. Yahoo! Messenger was provided free of charge and could be downloaded and used wit ...

FTP client The File Transfer Protocol (FTP) is a standard communication protocol used for the transfer of computer files from a server to a client on a computer network. FTP is built on a client–server model architecture using separate control and data ...
s

WinSCP WinSCP (''Windows Secure Copy'') is a free and open-source SSH File Transfer Protocol (SFTP), File Transfer Protocol (FTP), WebDAV, Amazon S3, and secure copy protocol (SCP) client for Microsoft Windows. Its main function is secure file transfer ...

FileZilla FileZilla is a free and open-source, cross-platform FTP application, consisting of FileZilla Client and FileZilla Server. Clients are available for Windows, Linux, and macOS. Both server and client support FTP and FTPS (FTP over SSL/TLS), whi ...

* Portable

Cyberduck Cyberduck is an open-source software, open-source client for File Transfer Protocol, FTP and SSH file transfer protocol, SFTP, WebDAV, and cloud computing, cloud storage (OpenStack, OpenStack Swift, Amazon S3, Backblaze, Backblaze B2 and Micros ...

SmartFTP SmartFTP is a network file transfer program for Microsoft Windows that supports file transfer via FTP, FTPS, SFTP, WebDAV, Amazon S3, Google Drive, Microsoft OneDrive, Box, Google Cloud Storage and Backblaze B2 protocols. It supports SSL/TLS, ...

* FlashFXP

Download manager A download manager is a software tool that manages the downloading of files from the Internet, which may be built: into a Web browser A web browser is application software for accessing websites. When a user requests a web page from a par ...
s

Wget GNU Wget (or just Wget, formerly Geturl, also written as its package name, wget) is a computer program that retrieves content from web servers. It is part of the GNU Project. Its name derives from "World Wide Web" and " ''get''." It supports do ...

HTTrack HTTrack is a free and open-source Web crawler and offline browser, developed by Xavier Roche and licensed under the GNU General Public License Version 3. HTTrack allows users to download World Wide Web sites from the Internet to a local computer. ...

* Free Download Manager (installation required to create portable version) *

(Integrated Download Manager)

P2P P2P may refer to: * Pay to play, where money is exchanged for services * Peer-to-peer, a distributed application architecture in computing or networking ** List of P2P protocols * Phenylacetone, an organic compound commonly known as P2P * Poin ...

file sharing File sharing is the practice of distributing or providing access to digital media, such as computer programs, multimedia (audio, images and video), documents or electronic books. Common methods of storage, transmission and dispersion include r ...

BitComet BitComet (originally named SimpleBT client from versions 0.11 to 0.37) is a cross-protocol BitTorrent, HTTP and FTP client written in C++ for Microsoft Windows and available in 52 different languages. Its first public release was version 0.28. ...

(needs msxml) *

Emule eMule is a free peer-to-peer file sharing application for Microsoft Windows. Started in May 2002 as an alternative to eDonkey2000, eMule now connects to both the eDonkey network and the Kad network. The distinguishing features of eMule are ...

(integrated torrent client) *

μTorrent μTorrent, or uTorrent (see pronunciation) is a proprietary adware BitTorrent client owned and developed by Rainberry, Inc. with over 150 million users. It is the most widely used BitTorrent client outside China; globally only behind Xunlei. ...

(latest version) *

Halite Halite (), commonly known as rock salt, is a type of salt, the mineral (natural) form of sodium chloride ( Na Cl). Halite forms isometric crystals. The mineral is typically colorless or white, but may also be light blue, dark blue, purple, p ...

FrostWire FrostWire is a free and open-source BitTorrent client first released in September 2004, as a fork of LimeWire. It was initially very similar to LimeWire in appearance and functionality, but over time developers added more features, including sup ...

Limewire LimeWire was a free peer-to-peer file sharing client for Windows, MacOS, Linux and Solaris. Created by Mark Gorton in 2000, it was most prominently a tool used for the download and distribution of pirated materials, particularly pirated mus ...

Portable *

qBittorrent qBittorrent is a cross-platform free and open-source BitTorrent client written in native C++. It relies on Boost, Qt 6 toolkit and the libtorrent-rasterbar library (for the torrent back-end), with an optional search engine written in Python. ...

Portable *

Vuze Vuze (previously Azureus) is a BitTorrent client used to transfer files via the BitTorrent protocol. Vuze is written in Java, and uses the Azureus Engine. In addition to downloading data linked to .torrent files, Azureus allows users to view, p ...

Portable

IRC Internet Relay Chat (IRC) is a text-based chat system for instant messaging. IRC is designed for group communication in discussion forums, called '' channels'', but also allows one-on-one communication via private messages as well as chat an ...

ChatZilla ChatZilla is an IRC client that is part of SeaMonkey. It was previously an extension for Mozilla-based browsers such as Firefox, introduced in 2000. It is cross-platform open source software which has been noted for its consistent appearance acr ...

''Note: Requires a Mozilla based browser, e.g.

, or

Firefox Mozilla Firefox, or simply Firefox, is a free and open-source web browser developed by the Mozilla Foundation and its subsidiary, the Mozilla Corporation. It uses the Gecko rendering engine to display web pages, which implements current ...

.'' *

mIRC mIRC is an Internet Relay Chat (IRC) client for Windows, created in 1995. It is a fully functional chat utility and its integrated scripting language makes it extensible and versatile. mIRC has been described as "one of the most popular IRC cl ...

''Note: There is a U3 version of mIRC that can be installed on U3 drives. The original application is portable, leaving behind only the license key in the registry. (This may not be true with the newer versions that are Vista-compatible, as their default user data area was changed to the user's application data folder.) Since v3.1, it can be started from a command line using the -portable switch to use settings, DLLs, and license keys that are stored in the same folder as mirc.exe.'' * Nettalk * Pidgin (formerly Gaim) *

(Integrated Irc client) * HexChat * Portable X-Chat Aqua – for

RSS,
Atom Every atom is composed of a nucleus and one or more electrons bound to the nucleus. The nucleus is made of one or more protons and a number of neutrons. Only the most common variety of hydrogen has no neutrons. Every solid, liquid, gas, ...
readers

* RSSOwl (needs Java runtime environment) *

(Integrated RSS/Atom client)

Telnet Telnet is an application protocol used on the Internet or local area network to provide a bidirectional interactive text-oriented communication facility using a virtual terminal connection. User data is interspersed in-band with Telnet contr ...
,
SSH The Secure Shell Protocol (SSH) is a cryptographic network protocol for operating network services securely over an unsecured network. Its most notable applications are remote login and command-line execution. SSH applications are based on ...
clients

portaPuTTY Putty is a material with high plasticity, similar in texture to clay or dough, typically used in domestic construction and repair as a sealant or filler. Although some types of putty (typically those using linseed oil) slowly polymerise and be ...

Portable Edition – SFTP/

SCP SCP may refer to: Organizations Political parties * Soviet Communist Party, the leading political party in the former Soviet Union * Syrian Communist Party * Sudanese Communist Party * Scottish Christian Party Companies * Seattle Computer Produ ...

FTP The File Transfer Protocol (FTP) is a standard communication protocol used for the transfer of computer files from a server to a client on a computer network. FTP is built on a client–server model architecture using separate control and data ...

client, remote file manager, GUI

Podcast A podcast is a program made available in digital format for download over the Internet. For example, an episodic series of digital audio or video files that a user can download to a personal device to listen to at a time of their choosin ...
managers

Juice Juice is a drink made from the extraction or pressing of the natural liquid contained in fruit and vegetables. It can also refer to liquids that are flavored with concentrate or other biological food sources, such as meat or seafood, such as ...

Anonymity/Anti-censorship

Tor Browser Bundle Tor, short for The Onion Router, is free and open-source software for enabling anonymous communication. It directs Internet traffic through a free, worldwide, volunteer overlay network, consisting of more than seven thousand relays, to con ...

Local
wiki A wiki ( ) is an online hypertext publication collaboratively edited and managed by its own audience, using a web browser. A typical wiki contains multiple pages for the subjects or scope of the project, and could be either open to the pub ...
s

EverNote Evernote is a note-taking and task management application. It is developed by the Evernote Corporation, headquartered in Redwood City, California. It is intended for archiving and creating notes in which photos, audio and saved web content can ...

TiddlyWiki TiddlyWiki is a personal wiki and a non-linear notebook for organising and sharing complex information. It is an open-source single page application wiki in the form of a single HTML file that includes CSS, JavaScript, embedded files such as ...

* DokuWiki

Miscellaneous

* Ahnenblatt multilingual

Genealogy software Genealogy software is computer software used to record, organize, and publish genealogical Genealogy () is the study of families, family history, and the tracing of their lineages. Genealogists use oral interviews, historical records, g ...

Moka5 Moka5 (also called MokaFive) was a desktop virtualization company founded in 2005. It ceased operation in 2015 after an apparent bankruptcy. The company's software began as a lab experiment at Stanford University and founders include professor M ...

LivePC Engine (Portable

VMware VMware, Inc. is an American cloud computing and virtualization technology company with headquarters in Palo Alto, California. VMware was the first commercially successful company to virtualize the x86 architecture. VMware's desktop software ru ...

). Dynamically loads and unloads network drivers and requires administrator rights. *

Mojopac MojoPac was an application virtualization product from RingCube Technologies. MojoPac turns any USB 2.0 storage device into a portable computing environment. The term "MojoPac" is used by the company to refer to the software application, the virt ...

portable chopped down copy of windows. Requires administrator rights.

Multimedia

File converters

* Any Video Converter * Audiograbber *

CDex CDex is a free software package for Digital Audio Extraction from Audio CD (a so-called CD ripper) and audio format conversion for Microsoft Windows. It converts CDDA tracks from a CD to standard computer sound files, such as WAV, MP3, or Ogg ...

FormatFactory __NOTOC__ FormatFactory is an ad-supported freeware multimedia converter that can convert video, audio, and picture files. It is also capable of ripping DVDs and CDs to other file formats, as well as creating .iso images. It can also join multipl ...

* fre:ac * MediaCoder *

TMPGEnc TMPGEnc or TSUNAMI MPEG Encoder is a video transcoder software application primarily for encoding video files to VCD and SVCD-compliant MPEG video formats and was developed by Hiroyuki Hori and Pegasys Inc.Pegasys IncTMPGEnc User License Agreem ...

XMedia Recode XMedia Recode is a freeware video and audio transcoding program for Microsoft Windows developed by Sebastian Dörfler. It can import and export many types of files such as WMV, MP4, MP3, 3GP, Matroska and more. XMedia Recode can convert unprotect ...

CD/DVD burning

CDBurnerXP CDBurnerXP is an optical disc authoring utility for Windows 2000 and later, written mostly in Visual Basic .NET as of version 4, released in September 2007. It has international language support. The software is available to download in both 3 ...

DVDStyler DVDStyler is a DVD authoring tool. It allows menu creation, buttons, and DVD previews. It is free software under the GNU GPL. Some users have criticized the inclusion of adware in the installer (and the obfuscation of the "opt-out" option) in versi ...

DeepBurner Portable Edition DeepBurner is a CD/DVD authoring program made by Astonsoft which supports CD-R, CD-RW, DVD-R, DVD-RW, DVD+R, DVD+RW and DVD-RAM. Additionally it can create and burn ISO images. It is available in a free or pro version. It is still maintained as of ...

InfraRecorder InfraRecorder is an open-source CD and DVD writing program for Microsoft Windows. First started by Christian Kindahl in the Google Summer of Code 2006, InfraRecorder uses the cdrtools software library to perform the actual burning. Since 0.4 ...

* Portable ImgBurn

Editors

* Portable Audacity – for

and

mp3DirectCut mp3DirectCut is a lossless editor for MP3 (and to a degree, MPEG-1 Audio Layer II, MP2 and Advanced Audio Coding, AAC) audio files, able to provide cuts and crops, copy and paste, gain and fades to audio files without having to decode or re-enco ...

* GoldWave *

VirtualDub VirtualDub is a free and open-source video capture and video processing utility for Microsoft Windows written by Avery Lee. It is designed to process linear video streams, including filtering and recompression. It uses AVI container format to ...

Audio/MIDI sequencer

Reaper A reaper is a farm implement or person that reaps (cuts and often also gathers) crops at harvest when they are ripe. Usually the crop involved is a cereal grass. The first documented reaping machines were Gallic reapers that were used in Roma ...

has a .bat file for a USB stick installation

Players

RealPlayer RealPlayer, formerly RealAudio Player, RealOne Player and RealPlayer G2, is a cross-platform media player app, developed by RealNetworks. The media player is compatible with numerous container file formats of the multimedia realm, including MP3 ...

FLV player Flash Video is a container file format used to deliver digital video content (e.g., TV shows, movies, etc.) over the Internet using Adobe Flash Player version 6 and newer. Flash Video content may also be embedded within SWF files. There are t ...

Media Player Classic Media Player Classic (MPC), Media Player Classic - Home Cinema (MPC-HC), and Media Player Classic - Black Edition (MPC-BE) are a family of free and open-source, compact, lightweight, and customizable media players for 32-bit and 64-bit Microsoft ...

* foobar2000 – only supports xp and forward *

MPlayer MPlayer is a free and open-source media player software application. It is available for Linux, OS X and Microsoft Windows. Versions for OS/2, Syllable, AmigaOS, MorphOS and AROS Research Operating System are also available. A port for DOS using ...

SMPlayer SMPlayer is a cross-platform graphical front-end for MPlayer and mpv and forks of Mplayer using GUI widgets offered by Qt. SMPlayer is free and open-source software subject to the terms of the GNU General Public License version 2 or later. SMpl ...

(7zip version) *

Songbird A songbird is a bird belonging to the suborder Passeri of the perching birds (Passeriformes). Another name that is sometimes seen as the scientific or vernacular name is Oscines, from Latin ''oscen'', "songbird". The Passeriformes contains 5000 ...

K-Multimedia Player K-Multimedia Player (commonly known as The KMPlayer, KMPlayer or KMP) is an Adware-supported media player for Windows and iOS that can play most current audio and video formats, including VCD, HDML, DVD, AVI, MKV, Ogg, OGM, 3GP, MPEG-1/2/4 ...

(zip version) *

The Core Pocket Media Player The Core Pocket Media Player (TCPMP) is a software media player which operates on portable devices and Microsoft Windows, Windows-based PCs. It is discontinued, but still available from the official mirror site. Supported operating systems incl ...

VLC Media Player VLC media player (previously the VideoLAN Client and commonly known as simply VLC) is a free and open-source, portable, cross-platform media player software and streaming media server developed by the VideoLAN project. VLC is available for desk ...

Winamp Winamp is a media player for Microsoft Windows originally developed by Justin Frankel and Dmitry Boldyrev by their company Nullsoft, which they later sold to AOL in 1999 for $80 million. It was then acquired by Radionomy in 2014. Sinc ...

Recorders

* Streamripper

Video capture

Video repair

* Stellar Phoenix Video Repair

Networking

HTTP server An HTTP server is a computer (software) program (or even a software component included in an other program) that plays the role of a server in a client–server model by implementing the ''server part'' of the HTTP and/or HTTPS network protoco ...
s

* HFS *

Node.js Node.js is an open-source server environment. Node.js is cross-platform and runs on Windows, Linux, Unix, and macOS. Node.js is a back-end JavaScript runtime environment. Node.js runs on the V8 JavaScript Engine and executes JavaScript code o ...

XAMPP XAMPP ( or ) is a free and open-source cross-platform web server solution stack package developed by Apache Friends, consisting mainly of the Apache HTTP Server, MariaDB database, and interpreters for scripts written in the PHP and Perl prog ...

Miscellaneous

Netcat netcat (often abbreviated to nc) is a computer networking utility for reading from and writing to network connections using TCP or UDP. The command is designed to be a dependable back-end that can be used directly or easily driven by other p ...

* Proxomitron – Filtering Web Proxy *

Xming Xming is an X11 display server for Microsoft Windows operating systems, including Windows XP and later. Features Xming provides the X Window System display server, a set of traditional sample X applications and tools, as well as a set of fonts. ...

Wireshark Wireshark is a free and open-source packet analyzer. It is used for network troubleshooting, analysis, software and communications protocol development, and education. Originally named Ethereal, the project was renamed Wireshark in May 2006 d ...

RealVNC RealVNC is a company that provides remote access software. The software consists of a server (VNC Server) and client (VNC Viewer) application for the Virtual Network Computing (VNC) protocol to control another computer's screen remotely. Histor ...

Remote desktop In computing, the term remote desktop refers to a software- or operating system feature that allows a personal computer's desktop environment to be run remotely off of one system (usually a PC, but the concept applies equally to a server or a ...

AnyDesk AnyDesk is a remote desktop application distributed by AnyDesk Software GmbH. The proprietary software program provides platform independent remote access to personal computers and other devices running the host application. It offers remote con ...

* TeamViewer *

TightVNC TightVNC is a free and open-source remote desktop software server and client application for Linux and Windows. A server for macOS is available under a commercial source code license only, without SDK or binary version provided. Constantin Kapl ...

UltraVNC UltraVNC (sometimes written uVNC) is an open-source remote-administration/ remote-desktop-software utility. The client supports Microsoft Windows and Linux but the server only supports Windows. It uses the VNC protocol to control/access ano ...

Other tools

Web editors

* Portable Nvu and KompoZer – for

and Windows. *

Portable – Complete office suite, which includes HTML editor. *

Calendar management

* Portable

Sunbird Sunbirds and spiderhunters make up the family Nectariniidae of passerine birds. They are small, slender passerines from the Old World, usually with downward-curved bills. Many are brightly coloured, often with iridescent feathers, particularly ...

– for

, and Windows * Portable

iCal Calendar is a personal calendar app made by Apple Inc. that runs on both the macOS desktop operating system and the iOS mobile operating system. It offers online cloud backup of calendars using Apple's iCloud service, or can synchronize wi ...

– for

File management

* Directory Opus by selecting the USB/U3 export option * Servant Salamander 1.52 *

Total Commander __NOTOC__ Total Commander (formerly Windows Commander) is a shareware orthodox file manager for Windows, Windows Phone, Windows Mobile/Windows CE and Android, developed by Christian Ghisler. Originally coded using Delphi, latest Windows 64-b ...

* X-file X-file for Windows 98SE/2K or later *

XYplorer XYplorer (pronounced ''X-Y-plorer'' or ''Zai-plorer'', formerly known as TrackerV3) is a file manager for Windows XP, Vista, 7, 8, 10, and 11. XYplorer is a hybrid file manager that combines features found in navigational and orthodox file manag ...

File archivers/extractors

7-Zip 7-Zip is a free and open-source file archiver, a utility used to place groups of files within compressed containers known as "archives". It is developed by Igor Pavlov and was first released in 1999. 7-Zip has its own archive format called 7z, ...

* Filzip *

PeaZip PeaZip is a Free and open-source software, free and open-source file manager and file archiver for Microsoft Windows, ReactOS, Linux, MacOS and BSD made by Giorgio Tani. It supports its native #Native archive format, PEA archive format (featurin ...

, for Linux and Windows *

WinRAR WinRAR is a trialware file archiver utility for Windows, developed by Eugene Roshal of win.rar GmbH. It can create and view archives in RAR or ZIP file formats, and unpack numerous archive file formats. To enable the user to test the integrit ...

, Portable version for Windows, still requires having a license for a regular version of WinRAR. The version number for WinRAR Unplugged is 3.8.0.1, while the latest WinRAR for Windows version is 4.11

PDF tools

Readers

Foxit Reader Foxit PDF Reader (formerly Foxit Reader) is a multilingual freemium PDF (Portable Document Format) tool that can create, view, edit, digitally sign, and print PDF files. Foxit Reader is developed by Fuzhou, China-based Foxit Software. Early ver ...

* STDU Viewer * Sumatra PDF *

PDF-XChange Viewer PDF-XChange Viewer is a freemium PDF reader for Microsoft Windows. It was available in a free and a paid version. Its further development has been stopped in favour of the freemium PDF-XChange Editor. It supports saving PDF forms (AcroForms), ...

Writers

* Portable

– for Microsoft Windows and

Security and encryption

Password management

KeePass KeePass Password Safe is a free and open-source password manager primarily for Windows. It officially supports macOS and Linux operating systems through the use of Mono. Additionally, there are several unofficial ports for Windows Phone, Andro ...

Portable * Password Safe

Anti-spyware/malware

* Combofix *

HijackThis HijackThis (also HiJackThis or HJT) is a free and open-source tool to detect malware and adware on Microsoft Windows. It was originally created by Merijn Bellekom, and later sold to Trend Micro. The program is notable for quickly scanning a user's ...

Spybot – Search & Destroy Spybot – Search & Destroy (S&D) is a spyware and adware removal computer program compatible with Microsoft Windows. Dating back to the first Adwares in 2000, Spybot scans the computer hard disk and/or Random Access Memory, RAM for malicious so ...

* SUPERAntiSpyware

Antivirus

* ClamWin Portable *

GMER GMER is a software tool written by a Polish researcher Przemysław Gmerek, for detecting and removing rootkits. It runs on Microsoft Windows and has support for Windows NT, 2000, XP, Vista, 7, 8 and 10. With version 2.0.18327 full support for Wind ...

* Sophos Anti Rootkit Tool

Steganography Steganography ( ) is the practice of representing information within another message or physical object, in such a manner that the presence of the information is not evident to human inspection. In computing/electronic contexts, a computer file, ...

OpenPuff OpenPuff Steganography and Watermarking, sometimes abbreviated OpenPuff or Puff, is a Free Software, free steganography tool for Microsoft Windows created by Cosimo Oliboni and still maintained as independent software. The program is notable for b ...

Real-time disk/volume Encryption

FreeOTFE FreeOTFE is a discontinued open source computer program for on-the-fly disk encryption (OTFE). On Microsoft Windows, and Windows Mobile (using FreeOTFE4PDA), it can create a virtual drive within a file or partition, to which anything written is ...

/ FreeOTFE Explorer

System maintenance

Optimization and cleaning

* CCleaner

Storage management

Visual maps of free space and biggest files and folders on hard drive. * WinDirStat * Defraggler

System information

CPU-Z CPU-Z is a freeware system profiling and monitoring application for Microsoft Windows and Android that detects the central processing unit, RAM, motherboard chip-set, and other hardware features of a modern personal computer or Android device. ...

– CPU and memory hardware details – clock and FSB speeds, SPD, OS version. *

AIDA32 AIDA64 is a system information, diagnostics, and auditing application developed by FinalWire Ltd (a Hungarian company) that runs on Windows, Android, iOS, Windows Phone, Tizen, ChromeOS and Sailfish OS operating systems. It displays detailed inf ...

– freeware system information, diagnostics, and auditing program * Speccy – System information tool.

Partition/file recovery

Stellar Phoenix Photo Recovery Stellar Photo Recovery, previously known as Stellar Phoenix Photo Recovery, is a multimedia files recovery utility for both Windows Windows is a group of several proprietary graphical operating system families developed and marketed by Micr ...

PhotoRec PhotoRec is a free and open-source utility software for data recovery with text-based user interface using data carving techniques, designed to recover lost files from various digital camera memory, hard disk and CD-ROM. It can recover the files ...

* Stellar Phoenix Windows Data Recovery * Stellar Phoenix Mac Data Recovery *

TestDisk TestDisk is a free and open-source data recovery utility that helps users recover lost partitions or repair corrupted filesystems. TestDisk can collect detailed information about a corrupted drive, which can then be sent to a technician for further ...

Recuva Recuva () is an undeletion program for Windows, developed by Piriform Software. It is able to undelete files that have been marked as deleted; the operating system marks the areas of the disk in which they were stored as free space. Recuva can ...

– has U3 variant.

References

{{DEFAULTSORT:List Of Portable Software

Portable software A portable application (portable app), sometimes also called standalone, is a program designed to read and write its configuration settings into an accessible folder in the computer, usually in the folder where the portable application can be ...

Portable software

Bundles

Launchers

Development

Scripting languages

Compilers

IDEs Ides or IDES may refer to: Calendar dates * Ides (calendar), a day in the Roman calendar that fell roughly in the middle of the month. In March, May, July, and October it was the 15th day of the month; in other months it was the 13th. **Ides of Mar ...

Setup creators

Visual mapping/productivity tools

Graphics

3D modeling and rendering

Animation

Graphic editors

Icon editors

Viewers

Document-based

Office and publishing

Editors

Personal notes

Educational

Games

Emulators

Plug-in emulators

Internet

Web browser A web browser is application software for accessing websites. When a user requests a web page from a particular website, the browser retrieves its files from a web server and then displays the page on the user's screen. Browsers are used o ...s

Email client An email client, email reader or, more formally, message user agent (MUA) or mail user agent is a computer program used to access and manage a user's email. A web application which provides message management, composition, and reception functio ...s

Instant messaging Instant messaging (IM) technology is a type of online chat allowing real-time text transmission over the Internet or another computer network. Messages are typically transmitted between two or more parties, when each user inputs text and trigge ...

FTP client The File Transfer Protocol (FTP) is a standard communication protocol used for the transfer of computer files from a server to a client on a computer network. FTP is built on a client–server model architecture using separate control and data ...s

Download manager A download manager is a software tool that manages the downloading of files from the Internet, which may be built: into a Web browser A web browser is application software for accessing websites. When a user requests a web page from a par ...s

IRC Internet Relay Chat (IRC) is a text-based chat system for instant messaging. IRC is designed for group communication in discussion forums, called '' channels'', but also allows one-on-one communication via private messages as well as chat an ...

RSS, Atom Every atom is composed of a nucleus and one or more electrons bound to the nucleus. The nucleus is made of one or more protons and a number of neutrons. Only the most common variety of hydrogen has no neutrons. Every solid, liquid, gas, ... readers

Podcast A podcast is a program made available in digital format for download over the Internet. For example, an episodic series of digital audio or video files that a user can download to a personal device to listen to at a time of their choosin ... managers

Anonymity/Anti-censorship

Local wiki A wiki ( ) is an online hypertext publication collaboratively edited and managed by its own audience, using a web browser. A typical wiki contains multiple pages for the subjects or scope of the project, and could be either open to the pub ...s

Miscellaneous

Multimedia

File converters

CD/DVD burning

Editors

Audio/MIDI sequencer

Players

Recorders

Video capture

Video repair

Networking

HTTP server An HTTP server is a computer (software) program (or even a software component included in an other program) that plays the role of a server in a client–server model by implementing the ''server part'' of the HTTP and/or HTTPS network protoco ...s

Miscellaneous

Remote desktop In computing, the term remote desktop refers to a software- or operating system feature that allows a personal computer's desktop environment to be run remotely off of one system (usually a PC, but the concept applies equally to a server or a ...

Other tools

Web editors

Calendar management

File management

File archivers/extractors

PDF tools

Readers

Writers

Security and encryption

Password management

Anti-spyware/malware

Antivirus

Steganography Steganography ( ) is the practice of representing information within another message or physical object, in such a manner that the presence of the information is not evident to human inspection. In computing/electronic contexts, a computer file, ...

Real-time disk/volume Encryption

System maintenance

Optimization and cleaning

Storage management

System information

Partition/file recovery

See also

References

Web browser A web browser is application software for accessing websites. When a user requests a web page from a particular website, the browser retrieves its files from a web server and then displays the page on the user's screen. Browsers are used o ...
s

Email client An email client, email reader or, more formally, message user agent (MUA) or mail user agent is a computer program used to access and manage a user's email. A web application which provides message management, composition, and reception functio ...
s

FTP client The File Transfer Protocol (FTP) is a standard communication protocol used for the transfer of computer files from a server to a client on a computer network. FTP is built on a client–server model architecture using separate control and data ...
s

Download manager A download manager is a software tool that manages the downloading of files from the Internet, which may be built: into a Web browser A web browser is application software for accessing websites. When a user requests a web page from a par ...
s

RSS,
Atom Every atom is composed of a nucleus and one or more electrons bound to the nucleus. The nucleus is made of one or more protons and a number of neutrons. Only the most common variety of hydrogen has no neutrons. Every solid, liquid, gas, ...
readers

Podcast A podcast is a program made available in digital format for download over the Internet. For example, an episodic series of digital audio or video files that a user can download to a personal device to listen to at a time of their choosin ...
managers

Local
wiki A wiki ( ) is an online hypertext publication collaboratively edited and managed by its own audience, using a web browser. A typical wiki contains multiple pages for the subjects or scope of the project, and could be either open to the pub ...
s

HTTP server An HTTP server is a computer (software) program (or even a software component included in an other program) that plays the role of a server in a client–server model by implementing the ''server part'' of the HTTP and/or HTTPS network protoco ...
s