A replacement to Flash in HTML 5: embedding PDF or Word documents into a Web page to display them along the content of the page.

Ajax source code for a chat service.

Client-side and server-side libraries.
See also: JavaScript libraries. Specialized librairies to extend the language and add widgets.

Plugin for Firefox that may help to debug Ajax application. Displays content of XHR exchanges between browser and server.

Cross-browser JavaScript debugger. It traces or steps through the scripts while running and displays contents of variables.

IDE destined to Java, PHP and C++. The design is nearest that of Visual Studio than that rather intricate of Eclipse. Two servers are integrated, Apache and Glassfish, to execute locally web scripts.
Written in Java.

IDE platform for integrating tools. You can add tools to the interface. IDEs are available for C++, PHP and other languages. Plug-ins for XUL design.
Some tutorials are available on this site.

Full installer generator, makes compact archives. Pascal sources provided.

Generates docs from comments in sources.

Reduces size of binary executable up to 30% of the original size.

Formats of files.

Articles with sources for common programming languages.

A simple XML editor. Indent, validate. See also PSPad, a universal editor or the XML Notepad from Microsoft.

Online, easy to use, RSS editor for generating the feed of your website with selected articles.
See also Bioloide on the same site.

Check the HTML code of a web page.

Checks your home page under each Linux browser, and displays it for some times.

Toolbar for Webmaster, plugin to Firefox with a lot of useful functions.

Link checker, detect broken links in pages of a website.

See also the command line link checker. The last version offers a HTML 5 graphical interface.

Best WYSIWYG tools to make Web pages with CSS. Some can edit XML and other formats too.

Secured, cross-platform web browser.

Manager for file transfer on the Web. See also PHP FTP Synchronizer, a command-line tool.

E-mails manager.

Remove spy programs from you computer, these things install themselves in background and slow down connections..

Improve downloading.

Database about false info around the web.

Without installing any software, converts files, even old ones, from a format to another, in the text, image, audio, video categories.

Pictures and movies viewer, for a lot of formats. But memory is quickly full.

Drawing tools that resembles gradually to Gimp while retaining the simplicity of Photoshop. Supports layers, many filters, and the main image formats.
The function to draw arrows on a graph is a model of ergonomics.

Vector-based graphic editor using the SVG (Scalable vector graphic) format.
You can load SVG file in Gimp too.

Video maker for AVI, Mpeg, Divx...

Plugin for Virtual Dub that transforms photos into paintings and movies into cartoons. Download the examples.

Screen capture tool for the whole screen, a windows, or a selected part of the screen.

Open source media center for all systems. Allows you to watch videos, listen to music and manage a repository over several storage units. More usable than the Windows Media Center.
See also Firefogg.

Aimed at mobiles, converts videos from these formats: H264, WMV, MOV, THEORA, XVID to MP4 or THEORA. The WebM and VP8 codec has just been added.
See also TmpGenc (AVI to Mpeg.)

Home editor. Designed to build house from outline, and add pieces of furnitures, a library being provided for that along with the software.
A 3D view is obtained with just one command as well as the virtual visit.
10 minutes are sufficient to master the software and build its own house.
Since version 3.4 multiple floors are allowed.

Landscape generator. Using fractals, makes trees, seas, mounts, etc...

Free video editor by Xtranormal.com. Videos are built by picking characters and moving them on the scene.
Add text then, to build a true movie with comic style design.

3D graphical editor, allow to draw images and design animations.

3D scripting tool to build images by ray-tracing.

Free antivirus from Microsoft. Protect your computer against spy scripts and viruses.

Archive manager, can create ZIP, BZ2, TAR, GZ archive. Can unpack CAB, RAR, ARJ, RPM.
Info-Zip est supported by all systems.

Universal file and zip manager. Can test CD, synchronize directories.

CD-Rom and DVD burner. See at the list of supported hardware on the site. Try a rewritable disc first.

Save 7 gigas DVD in 2 or 3 gigas files.

Creates an image of your hard disk which allows to restore it in the event of data loss. To be used before a risky operation.

Offered as freeware, provides essential information on the hardware and system software on your computer and makes benchmarks.

See also Speccy.

For the Gnome desktop, this theme makes Linux looks just like Windows 7 and ease to switch from Windows to Linux without trouble.

Undelete files or directories, into another disk.

Windows versions of command line tools from Unix.

GOW is another similar tool.

LibreOffice (OpenOffice.org) is a free office suite that includes an HTML Wysiwyg editor. It is a word processor, a database manager, spreadsheet, and drawing tool.
Can save documents as PDF or in lightweight HTML files. Compatible with Word and MS office.
The last 3.5.4 version improved the speed dramatically.

Deposition of art, provides developers with all the free graphics to make games. The site with Mozilla organizes the Liberated Pixel Cup, a competition to achieve the best free game with these graphics objects.

Free games with pretty graphics.

Both game and game editor, offers to build a new level.