Ace HTML is a free HTML editor that works just as well if not better than a paid-for-HTML editor. Thousands use this HTML editor because its user friendly, Fast and reliable. No other free HTML editor has this many features for no cost. You will need to fill out a form in order to download.

DrScheme is an interactive, integrated, graphical programming environment for the Scheme, MzScheme, and MrEd programming languages. Download is for Intel. PPC version here (http://download.plt-scheme.org/drscheme/plt-371-bin-ppc-osx-mac-dmg.html).

Jurtle is a simple integrated development tool for learning to program in the Java programming language. Perfect for a high school curriculum or for anyone else just starting out.

Boasting a number of robust edit functions, Komodo Edit provides an ideal environment for experienced coders and beginners alike. Edit such coding languages like Perl, PHP, and Python using Komodo syntax checker that uses colored to text to identify errors. You will have to fill out a small form in order to download.

A version of Ruby 1.9, ported to run directly on top of Mac OS X core technologies such as the Objective-C common runtime and garbage collector, and the CoreFoundation framework. While still a work in progress, it is the goal of MacRuby to enable the creation of full-fledged Mac OS X applications which do not sacrifice performance in order to enjoy the benefits of using Ruby.

Mops is a public-domain programming language and development environment.

With a single click PAGEot allows you to add QuickTime movies (interactive videos, sounds, panoramas and objects) to your HTML pages. It gives to advanced users an immediate access to the complex features of QuickTime plug-ins, and gives you the power to create interactive playlists and presentations.

Sdef Editor is an application for, but not limited to, developers that want an easy way to make an application scriptable or writing an applescript dictionary or terminology.

SleekIce is an easy to use game engine used to write games in Java. SleekIce will allow a game programmer to devote more time and thought to the game content instead of thinking how to make the game work.