Free Download open source Software

Win 2000/XP/Server/Vista/Vista x64

Open Source Backup is an easy-to-use, handy backup tool for Windows. It supports the most important features for making a reserve copy of files or folders and restoring them. Open Source Backup is written in Visual C#, and the source code can be found on our site.
Download Freeware ( 0.50 MB )

Win XP/Vista/2000, Linux

PJSIP - Open Source SIP Stack is the base/foundation library for all other libraries and it provides complete OS abstraction layer and some useful data structures. An older version of PJLIB reference.PJLIB-UTIL provides supplementary features such as text scanner, STUN, XML, DNS resolver, etc. that are needed by higher layer libraries. PJNATH is a NAT traversal helper library, providing an Open Source implementation of STUN and ICE.
Download Freeware ( 3.52 MB )

Win XP/2000/Vista/Vista x64

OpenTTD is an open source clone of the Microprose game "Transport Tycoon Deluxe". OpenTTD duplicates the original game's features but also has numerous additions, including canals, revised rail station construction, and additional airports. Perhaps the most significant feature not available in the original game is its multiplayer capability. OpenTTD offers LAN and Internet play via public and worldwide servers for up to 255 players.
Download Freeware ( 2.90 MB )

Win 2000/XP/Server/Vista/Vista x64, Linux/GPL/Open Source,...

OpenThinClient is an Open Source Thin Client Solution consisting of a Linux based OS along with a comprehensive Java based management GUI and server component. It's designed to manage and support a great number of Thin Clients efficiently.
Download Freeware ( 99.99 MB )

Win Other/XP/2000

OpenEnterpriseX is a free, open source, comprehensive and standards-based Java(TM)/J2EE(TM) development suite distribution for building enterprise application.
Download Freeware ( 99.99 MB )

Win XP, Other,

OpenSMART, Open (Source|System) Monitoring and Reporting Tool. If you have more than one server and you can't you afford outages during work hours You have to monitor your servers, the software application and maybe some jobs on the servers.
Download Freeware ( 0.46 MB )

Win XP/2000/Server/Vista/Vista x64, Linux, Unix

PG Real Estate - turnkey open source script to build a Real Estate Site. It has a flexible structure and can be easily set to meet the needs of a separate realtor, Real Estate Company or a webmaster providing FSBO/Flat Fee listings website services.
Download Free Trial ( 23.30 MB )

Win 98/Other/XP/2000

OPENCV is a personnal assistant for creating resumes and manage career for job seekers. You want a resume in English, Italian, Spanish, German or French? You want to auto fill e-recruitment forms of companies?
Download Free Trial ( 11.58 MB )

Win Other/98/2000

OpenIt is logic game with two players - an computer or other person. The players can use one or two computers connected to local area network or internet. Two colored dibs - red and green - are placed on a game field.
Download Free Trial ( 1.31 MB )

Win 98/Other/XP/2000/Vista

SpamSource is an addin for Microsoft Outlook 2000/XP/2003/2007.SpamSource helps collect information from messages for use in reporting unsolicited junk email.
Download Freeware ( 2.61 MB )

Win Other/98/XP/2000

DFMSource converts Delphi or C++Builder DFM files to source code.
Download Free Trial ( 0.54 MB )

Win Other/98/2000, Linux, Unix, Pocket PC

Programmers spelling checker spell checks strings and comments in source code.
Download Free Trial ( 6.70 MB )

Win 98/Other/XP/2000/Server/Vista/Vista x64

OpenPim is an easy to use PIM software, allows you to organize your contacts..
Download Freeware ( 0.40 MB )

Win 98/Other/2000/XP

It handles Assembler, C/C++, C#, ASP.NET, Resources, Java, Xml, JavaScript, CSS,
Download Free Trial ( 1.31 MB )

Win Other/98

Formats source program listings, with pagination controls for C/C++ & ASM files.
Download Free Trial ( 2.23 MB )

Win XP/2000/Vista/Vista x64

a CDROM image utility can burn all images files to CD/DVD.
Download Free Trial ( 5.30 MB )

Mac OS X/Other

OpenOffice.org is leading open-source office software & word processing for Mac.
Download Freeware ( 99.99 MB )

Win 98/Other/XP/2000

Cool animated zooming window effects when opening or closing windows!
Download Free Trial ( 0.68 MB )

Win Other/98/2000/XP/Server/Vista

A resource editor to make changes to icons and strings in EXE and DLL files.
Download Free Trial ( 2.30 MB )

Win Other/98/XP/2000

a freeware utility to view, modify, rename, add, delete and extract resources
Download Freeware ( 0.53 MB )

Windows All

View, explore, search and extract resources from Windows PE format files
Download Free Trial ( 1.15 MB )

Win 98/Other/2000/XP/Server

Generic data analysing application that allows you to query any data source.
Download Free Trial ( 0.99 MB )

Win Other/98/XP/2000

Prevent SourceSafe from checking-in when there isn't enough disk space left
Download Freeware ( 0.20 MB )

Win Other/98/2000/XP/Server

Open Draw : Editor grafico e visualizzatore per disegni vettoriali
Download Free Trial ( 20.98 MB )

Windows All, Other

Control what application is run when a CD is inserted into a Windows computer
Download Free Trial ( 0.01 MB )

Win Other/98/XP/2000/Server

Application which can help you to restore your lost source code.
Download Free Trial ( 0.95 MB )

Win Other/98/2000/XP/Server

Source control and documentation versioning for SQL Server 2000 with Source Safe
Download Free Trial ( 7.47 MB )

Win Other/98/XP/2000/Server

Change the editor that you use for 'View Source' with Internet Explorer.
Download Freeware ( 0.15 MB )

Win Other/98/2000/XP/Server/Vista

Open Paste is a very compact and efficient text copying utility.
Download Free Trial ( 0.17 MB )

Win Other/98/2000

Configure for every single existing filetype its own "open with..." submenu
Download Freeware ( 0.57 MB )