Open Source Software in a Windows Environment

Suggested software

Suggestions and comments are appreciated, email me.

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Internet - Clients

email

Magic Mail Monitor 3"Magic Mail Monitor (MMM) is a POP3 mail monitor with multiple accounts support. It sits silently in your system tray, and notifies you about new messages in one of your mailboxes. Then you can preview messages and delete unwanted mail in order to avoid spam and viruses."
License: Open Source Tags: email, internet,
MahoganyA cross platform email client. Supports SMTP, POP3, IMAP, NNTP. Very configurable, supports built-in Python scripting.
License: Open Source Tags: email, internet,
Mozilla ThunderbirdA cross platform Email client. Descended from the Mozilla Browser Suite. Features builtin spam filtering. Supports POP3, IMAP, SMTP.
License: Open Source Tags: email, internet,
NMailAn open source mail server written in C#. Includes a SMTP server and and IMAP server.
License: Open Source Tags: email, server,
SeaMonkeyA cross platform web application suite, successor to the Mozilla Suite. Contains web browser, mail client, HTML/CSS editor, address book, IRC client. Can be extended by numerous add-ons.
License: Open Source Tags: email, internet, web, web browser,
SylpheedE-mail client. Has three pane viewing, customizable features like editing messages with your favorite editor and handles Usenet news as well as e-mails. Loads e-mails from in other formats from other news clients like Thunderbird easily. Can also output e-mails in other mailbox formats.
License: Open Source Tags: email,

ftp

FileZillaA very good ftp, sftp, ftps client.
License: Open Source Tags: ftp, sftp,

instant messaging

aMSNA cross platform MSN clone.
License: Open Source Tags: instant messaging,
GaimInstant messaging client that does all the major networks at once. Supports ICQ, AOL (AIM), MSN, Yahoo, Google, and more. Can do file tranfers.
License: Open Source Tags: instant messaging, internet,
RoYaRoYa is an instant messaging robot server. This software provides automatic response to IM questions in an interactive fashion as a human would respond would interact with IM users. In effect, RoYa behaves as an instance of a IM client to the IM services such as Yahoo IM. RoYa is a multitasking component that is designed to create and handle simultaneous IM sessions for different Robot-IDs. This component enables programming and configuration through plug-in DLL and Python script. RoYa is also integrated to web services such as Global Weather. RoYa is designed to obfuscate the complexities of IM connectivity. With its simple authoring functionality creating new and specialized IM robot services are made fast and easy.
License: Open Source Tags: instant messaging,

p2p

AzureusA popular BitTorrent client written in Java. Tons of plugins available. With plugins you can remotely control it via a web browser, or telnet, schedule your bandwith usage, or play sudoku.
License: Open Source Tags: file sharing, p2p,
FrostWireAdware free implementation of LimeWire PRO. Contains other changes.
License: Open Source Tags: p2p,
ShareazaP2P file sharing client. Supports the EDonkey2000, Gnutella, BitTorrent, and Gnutella2 (G2) networks.
License: Open Source Tags: file sharing, internet, p2p,

ssh

CygwinPorts of a number of GNU tools and common linux programs to MS Windows. Includes an SSH server, Perl, the Bash shell, and much, much more.
License: Open Source Tags: ssh, utility,
PuTTYSimple, easy to use, SSH, SCP, SFTP, and Telnet clients. Requires no installation.
License: Open Source Tags: internet, sftp, ssh,

web

cURLA command line file downloader. Supports a wide variety of protocols. MIT/X derivate license.
License: Open Source Tags: web, web grabber,
ELinksA text only web browser. For those who want a faster, minimalist, or graphical environment free browsing experience. Supports SSL, tabbed browsing, tables and frames.
License: Open Source Tags: web, web browser,
HTTrackAn automated web page / site downloader. Includes GUI and command line versions.
License: Open Source Tags: web, web grabber,
LynxA text only web browser.
License: Open Source Tags: web, web browser,
Mozilla FirefoxA cross platform web browser. Built in popup blocking, tabs, and many extensions(add ons) available.

License: Open Source Tags: internet, web, web browser,
SeaMonkeyA cross platform web application suite, successor to the Mozilla Suite. Contains web browser, mail client, HTML/CSS editor, address book, IRC client. Can be extended by numerous add-ons.
License: Open Source Tags: email, internet, web, web browser,
WgetCommand line program for getting files via ftp, http, https .
License: Open Source Tags: web, web grabber,

webcam

FwinkTakes a picture with your webcam and uploads it via ftp to your website. Can add effects such as a date / time stamp or logo overlay.
License: Open Source Tags: webcam,
MuseScoreScore editor for composing or printing sheet music. Support for chords, lyrics, unlimited staves, and up to four voices per staff.
License: Open Source Tags: music, webcam,

web grabber

cURLA command line file downloader. Supports a wide variety of protocols. MIT/X derivate license.
License: Open Source Tags: web, web grabber,
HTTrackAn automated web page / site downloader. Includes GUI and command line versions.
License: Open Source Tags: web, web grabber,
WgetCommand line program for getting files via ftp, http, https .
License: Open Source Tags: web, web grabber,

Internet - Utilities

auctions

JBidWatcherJava based Bid watch program. Keeps track of eBay auctions. Can auto snipe across a group of auctions, and stop when you win one.
License: Open Source Tags: auctions, ebay, internet,

logs

AnalogVery powerful webserver log file analyzer. Works on a large number of operating systems.
License: Open Source Tags: logs,
AWStatsWeb server log file analyzer.
License: Open Source Tags: logs,
Report MagicMakes the plain reports generated by the Analog web log analyzer more beautiful and easy to read.
License: Open Source Tags: logs,

Media - Audio / Visual

audio editor

AudacityCross platform sound recorder and editor. Good interface for novices and pros alike.
License: Open Source Tags: audio editor, media, mp3, music,
MilkyTrackerCreates music in Mod, XM and related file formats. Not only can it play mod files and their variants, it can also help you create your own.
License: Open Source Tags: audio, audio editor, music, portable,
StreamripperRecords streaming MP3s, including from Shoutcast streams.
License: Open Source Tags: audio editor,

media player

CoolPlayerA music player for MS Windows that focuses on being small, fast, with no dependencies. Requires no install.
License: Open Source Tags: media, media player, mp3, music,
Media Player ClassicNice multimedia player. Open Source replacement for Windows Media Player.
License: Open Source Tags: media, media player,
MiroAn open source video player, library, search, and web hub.
License: Open Source Tags: internet, media, media player, video,
MoolPlayerA audio/music player based on CoolPlayer. Emphasizing being small and fast even more so than CoolPlayer, it does not support themes.
License: Open Source Tags: media, media player, mp3, music,
VideoLAN - VLC Media PlayerVideo and multimedia player that supports a large number of media types, including DVD, MP3, OGG, WMV, and can even play movies in ISO files.Quick and easy to use. Portable apps version available as well.
License: Open Source Tags: dvd, dvd player, media, media player, mp3, music, video,

Media - CD / DVD/ VCD

cd-rip

CDexA CD ripper, extracts audio from audio cd's to mp3, wave, acc, Ogg Vorbis, FLAC and other formats.
License: Open Source Tags: cd-rip, media, mp3, music,

cd burning

cdrtfeA small burning application for Windows based on the cdrtools. cdrtfe can burn data discs (CD and DVD), Audio CDs, XCDs, (S)VCDs and DVD-Video discs. For Windows 9x, ME, 2k, XP.
License: Open Source Tags: cd burning,
InfraRecorderA CD and DVD burning program for Windows. A version is available that does not require install.
License: Open Source Tags: cd burning, dvd,

dvd player

VideoLAN - VLC Media PlayerVideo and multimedia player that supports a large number of media types, including DVD, MP3, OGG, WMV, and can even play movies in ISO files.Quick and easy to use. Portable apps version available as well.
License: Open Source Tags: dvd, dvd player, media, media player, mp3, music, video,

Media - Graphics

3d

BlenderBlender is a 3D content creator. Supports modeling, animation, rendering, a physics system, and game creation.
License: Open Source Tags: 3d,

graphics editor

CinePaintGraphics editor like Gimp, but oriented more toward the film industry. Support for high fidelity image formats.
License: Open Source Tags: graphics editor,
GIMPA photo and graphics editing program.
License: Open Source Tags: graphics editor, media,
I.mageSmall, fast graphics editor that makes it easy to color individual pixels.
License: Open Source Tags: graphics editor,
InkscapeInkscape is an open source drawing tool with capabilities similar to Illustrator, Freehand, and CorelDraw that uses the W3C standard scalable vector graphics format (SVG). Some supported SVG features include basic shapes, paths, text, markers, clones, alpha blending, transforms, gradients, and grouping. In addition, Inkscape supports Creative Commons meta-data, node-editing, layers, complex path operations, text-on-path, and SVG XML editing. It also imports several formats like EPS, Postscript, JPEG, PNG, BMP, and TIFF and exports PNG as well as multiple vector-based formats. Latest versions support PDF editing.
License: Open Source Tags: graphics editor, media, PDF, svg, vector graphics,
mtpaintCross-platform graphics editor, painting and drawing program.
License: Open Source Tags: graphics editor,

word processor

OpenOffice.orgA office productivity suite. Features a word processor, spreadsheet, and presentation programs. Can read and write MS Office files.
License: Open Source Tags: database, media, office, presentation, spreadsheet, word processor,

PDF

InkscapeInkscape is an open source drawing tool with capabilities similar to Illustrator, Freehand, and CorelDraw that uses the W3C standard scalable vector graphics format (SVG). Some supported SVG features include basic shapes, paths, text, markers, clones, alpha blending, transforms, gradients, and grouping. In addition, Inkscape supports Creative Commons meta-data, node-editing, layers, complex path operations, text-on-path, and SVG XML editing. It also imports several formats like EPS, Postscript, JPEG, PNG, BMP, and TIFF and exports PNG as well as multiple vector-based formats. Latest versions support PDF editing.
License: Open Source Tags: graphics editor, media, PDF, svg, vector graphics,
PDFCreatorPrint from any application to a PDF file.
License: Open Source Tags: PDF,
pdftkA command line tool for preforming many operations on PDF files. Supports merging, splitting, rotating, decrypting, encrypting, filling out forms, and adding watermarks.
License: Open Source Tags: payroll, PDF,
Sumatra PDFA PDF reader for MS Windows.
License: Open Source Tags: PDF,

Educational

educational

GNU TypistA typing tutor, primarily for Linux.
License: Open Source Tags: educational, typing tutor,
JalmusJalmus is a free, open source music education software helping the musicians, specially pianists, to improve their sight-reading with exercises on notes or rhythms.
License: Open Source Tags: educational, music,
jMemorizeA flashcard teaching program written in Java.
License: Open Source Tags: educational,
Tux TypingA typing tutor designed for kids. Tux Typing tries to appeal to kids by being a game as well as a typing tutor. Tux Typing is available in a large number of languages for many different operating systems.
License: Open Source Tags: educational, typing tutor,

Games

1st person shooter

CubeBased on a unique 3D / 1st person shooter game engine. Fast and easy on the hardware requirements. Supports single player and internet play.
License: Open Source Tags: 1st person shooter, game,
NexuizBased on a heavily modified Quake 1 engine. Both the code and content are GPL.
License: Open Source Tags: 1st person shooter, game,
Sauerbraten1st person shooter Sauerbraten, otherwise known as Cube 2, is the next evolution of the Cube engine. Bringing forward the unique in-game editing of the previous version and adding new features.
License: Open Source Tags: 1st person shooter, game,
WarsowFirst person shooter based on the open sourced Quake2 engine. Targeted towards competitive gaming or eSports, Warsow focuses on gameplay and movement.
License: Open Source Tags: 1st person shooter, game,

game

4dtrisTetris in 4D.
License: Open Source Tags: game,
CubeBased on a unique 3D / 1st person shooter game engine. Fast and easy on the hardware requirements. Supports single player and internet play.
License: Open Source Tags: 1st person shooter, game,
DosBoxEmulates a x86 PC, mainly for playing games on more modern operating systems. Also useful for running older DOS based business apps.
License: Open Source Tags: emulator, game,
EisensternA role-playing game based on the Cube 2 / Sauerbrauten engine.
License: Open Source Tags: game,
Mess EmulatorEmulates a variety of legacy systems from Atari to Tandy Coco and TRS-80 computers.
License: Open Source Tags: emulator, game,
NethackA non-graphical dungeon based role-playing game.
License: Open Source Tags: game,
NexuizBased on a heavily modified Quake 1 engine. Both the code and content are GPL.
License: Open Source Tags: 1st person shooter, game,
Sauerbraten1st person shooter Sauerbraten, otherwise known as Cube 2, is the next evolution of the Cube engine. Bringing forward the unique in-game editing of the previous version and adding new features.
License: Open Source Tags: 1st person shooter, game,
WarsowFirst person shooter based on the open sourced Quake2 engine. Targeted towards competitive gaming or eSports, Warsow focuses on gameplay and movement.
License: Open Source Tags: 1st person shooter, game,

Utilities - File

file compare

DuMP3Duplicate file finder. Created to find duplicate mp3s, DuMP3 can now find duplicates of any file type. It can find duplicate audio files and images that are in different formats, sizes, or quality.
License: Open Source Tags: duplicate file finder, file compare,
WinMergeCompare 2 files or directories. Includes a text editor with syntax highlighting, and archive support using 7-zip.
License: Open Source Tags: diff, file compare,

file compression

7-Zip7-Zip is a file archiver with high compression ratio.
License: Open Source Tags: file compression, tar, zip,

find duplicate

Find Duplicate Music Files"fdmf is portable perl/C software for finding pairs of music files in a collection that are likely to contain the same music. It works on the music itself, not on the filename, tags, or headers."
License: Open Source Tags: find duplicate, media, music,

search and replace

RegexSearchMultiple file search and replace using regular expressions. Can show each file before it makes any changes, or do all changes at once. Requires Java.
License: Open Source Tags: search and replace, utility,

hash

Fsum FrontendFsum frontend is a utility for file checksum generation/verification. It offers a choice of 58 hash/checksum functions for file message digest and checksum calculation.
License: Open Source Tags: hash,
VisualHashA nice looking Windows program that generates several different types of hashes. Requires .net
License: Open Source Tags: forensics, hash, security,

Utilities - General

utility

CygwinPorts of a number of GNU tools and common linux programs to MS Windows. Includes an SSH server, Perl, the Bash shell, and much, much more.
License: Open Source Tags: ssh, utility,
DaphneDaphne is a small (system tray) application for killing, controlling and debugging window's processes. You can kill a process by dragging the mouse over the windows, by right-clicking the process in the main process list, or by typing its name with the "Kill all by name" command. You can set a any window to be always on top, to be transparent, to be enable, et cetera.
License: Open Source Tags: task manager, utility,
lessLess is like more, but can do much more. It's a file paging utility that lets you examine what's in a file very quickly. Use alone or in conjunction with other utilities or commands. Command line tool.
License: Open Source Tags: utility,
PhotoRecRecovers deleted files by recognizing the file format. Supports recovery of more than 80 formats.
License: Open Source Tags: forensics, undelete, utility,
RegexSearchMultiple file search and replace using regular expressions. Can show each file before it makes any changes, or do all changes at once. Requires Java.
License: Open Source Tags: search and replace, utility,
SynergyShare your mouse and keyboard across multiple computers. Use 2 computers and monitors as if they were a single computer.
License: Open Source Tags: utility,
ZScreenScreen capture program that allows for region/window/full-screen screenshots. It can FTP screenshots and put the URL in your clipboard in a single keystroke. It supports automatic custom naming conventions with variables. It can also interface with image editing software.
License: Open Source Tags: utility,

Utilities - Security

anti-virus

ClamWinFree open source antivirus for windows, based on ClamAV
License: Open Source Tags: anti-virus, security,

security

AxCryptEncrypt indvidual files.
License: Open Source Tags: encryption, security,
ClamWinFree open source antivirus for windows, based on ClamAV
License: Open Source Tags: anti-virus, security,
Helix Live CDA Linux live CD designed specially for forensic investigations, and incident response. Includes Windows utilities for imaging memory, and inspecting a running Windows computer. Based off of Knoppix.
License: Open Source Tags: forensics, live cd, security,
KeePass Password SafeA password manager. Allows users to keep track of passwords in an encrypted file. Protect access to the ecnrypted file by password or key-file. Requires no install, easily fits on a thumb drive.
License: Open Source Tags: password store, security,
VisualHashA nice looking Windows program that generates several different types of hashes. Requires .net
License: Open Source Tags: forensics, hash, security,
WiresharkWireshark (formerly Ethereal) is the world's most popular network protocol analyzer. It is full-featured, cross-platform, and supports hundreds of protocols. It is the standard analyzer in most parts of the industry.
License: Open Source Tags: security,

password store

KeePass Password SafeA password manager. Allows users to keep track of passwords in an encrypted file. Protect access to the ecnrypted file by password or key-file. Requires no install, easily fits on a thumb drive.
License: Open Source Tags: password store, security,
LockNoteA self-encrypting text file and editor. The program is the text file and text editor.
License: Open Source Tags: encryption, password store,

encryption

AxCryptEncrypt indvidual files.
License: Open Source Tags: encryption, security,
LockNoteA self-encrypting text file and editor. The program is the text file and text editor.
License: Open Source Tags: encryption, password store,
TrueCryptCan create a virtual encrypted disk as a file or use an entire partition or USB thumb drive.
License: Open Source Tags: encryption,

Advanced / IT Professional - Server

server

NMailAn open source mail server written in C#. Includes a SMTP server and and IMAP server.
License: Open Source Tags: email, server,
Web-Developer Server SuiteThe Web-Developer Server Suite is an open-source/non-proprietary, WAMP-based [Windows, Apache, MySQL, PHP] web-server distribution for Windows that is fully configured and ready to run.
License: Open Source Tags: internet, server, web server,

Misc

live cd

Helix Live CDA Linux live CD designed specially for forensic investigations, and incident response. Includes Windows utilities for imaging memory, and inspecting a running Windows computer. Based off of Knoppix.
License: Open Source Tags: forensics, live cd, security,
KnoppixThe most famous Linux live cd. A complete operating system installed on one cd. A general use live CD, many, if not most other live CDs are based off of Knoppix. Versions in many languages, for CD or DVD.
License: Open Source Tags: live cd,

forensics

Helix Live CDA Linux live CD designed specially for forensic investigations, and incident response. Includes Windows utilities for imaging memory, and inspecting a running Windows computer. Based off of Knoppix.
License: Open Source Tags: forensics, live cd, security,
Live ViewCreate a VMware virtual machine image from a dd (bit for bit) image of a real hard drive.
License: Open Source Tags: forensics,
PhotoRecRecovers deleted files by recognizing the file format. Supports recovery of more than 80 formats.
License: Open Source Tags: forensics, undelete, utility,
TestDiskPrimarily designed to recover lost partitions, TestDisk works on a wide variety of file systems.
License: Open Source Tags: forensics,
VisualHashA nice looking Windows program that generates several different types of hashes. Requires .net
License: Open Source Tags: forensics, hash, security,

instant messaging

aMSNA cross platform MSN clone.
License: Open Source Tags: instant messaging,
GaimInstant messaging client that does all the major networks at once. Supports ICQ, AOL (AIM), MSN, Yahoo, Google, and more. Can do file tranfers.
License: Open Source Tags: instant messaging, internet,
RoYaRoYa is an instant messaging robot server. This software provides automatic response to IM questions in an interactive fashion as a human would respond would interact with IM users. In effect, RoYa behaves as an instance of a IM client to the IM services such as Yahoo IM. RoYa is a multitasking component that is designed to create and handle simultaneous IM sessions for different Robot-IDs. This component enables programming and configuration through plug-in DLL and Python script. RoYa is also integrated to web services such as Global Weather. RoYa is designed to obfuscate the complexities of IM connectivity. With its simple authoring functionality creating new and specialized IM robot services are made fast and easy.
License: Open Source Tags: instant messaging,

operating system

ReactOSA MS Windows compatible operating system. The goal of ReactOS is to achieve complete binary compatibility with Windows XP.
License: Open Source Tags: operating system,

phone

BitPimAllows you to download and upload ring tones, pictures / wallpapers, text messages, and call history from a variety of CDMA based phones. Frequent updates to support new phones and features.
License: Open Source Tags: phone,
LinphoneLinphone is a audio and video phone using the SIP protocol. It has several audio and video codecs (g711, gsm, speex, theora, H.263 and MPEG4), works with most SIP proxies and gateways, and has presence and instant messaging support.
License: Open Source Tags: phone,

podcast

Juice ReceiverAutomatically downloads podcasts. Can read RSS feeds and download audio file enclosures or torrents.
License: Open Source Tags: podcast,

wiki

GTDTiddlyWikiA PIM version of TiddlyWiki, a self contained wiki that can edit it's self. Can run completely in your browser off of a thumb drive.
License: Open Source Tags: pim, wiki,
TiddlyWikiA self contained wiki that requires no server side logic. It edits itself. Can be stored locally on your computer or thumb drive. BSD license.
License: Open Source Tags: wiki,

screen capture

CamStudioCapture video from screen plus audio. Good for tutorial creation. AVI and Flash support.
License: Open Source Tags: audio, screen capture, video,

finance

GnuCashA personal and small business accounting program. Designed for double entry bookkeeping. Can import Quicken and MS Money files. Supports OFX DirectConnect for downloading account information directly from banks.
License: Open Source Tags: finance,
GrisbiGrisbi is a personnal accounting application running under GNU/Linux and Windows, released under the GPL licence.
License: Open Source Tags: finance,
jGnashA personal finance manager. Uses double entry bookkeeping, can export reports to PDF, supports multiple currencies, and can encrypt data files.
License: Open Source Tags: finance,
JMoneyA personal finance manager written in Java. It supports multiple accounts in different currencies, double entry banking, income/expense categories, various reports and Quicken file (QIF) exchange.
License: Open Source Tags: finance,
MFbyAS - Monitoraggio finanziarioItalian web based financial monitoring system. Balance sheets, indices, reclassifications, sensor of attention, trend diagrams. 6 years online. More than 2500 voices of accounts and algorithms. Modelling system to make your own algorithms, sheets,indices
License: Open Source Tags: finance,