DrScheme is an interactive, integrated, graphical programming environment for the Scheme, MzScheme, and MrEd programming languages.

DrScheme runs under Windows (95 and up), Mac OS X (10.3 and up), and Unix/X. Download DrScheme.

DrScheme provides source highlighting for syntax and run-time errors, support for multiple language levels, an algebraic stepper, objects, modules, a GUI library, TCP/IP, Unicode, MysterX for COM support under Windows, and much more. It includes an extensive, hyper-linked help system called Help Desk, available from the Help menu. The Tour of DrScheme describes many of these features in greater detail.

The PLaneT repository provides a wide variety of user-contributed packages for use in DrScheme.

System Requirements: Windows (95 and up), Mac OS X (10.3 and up), or Unix running the X Window System. The latest version of DrScheme is useful with at least 256MB of RAM in your computer, and installing requires roughly 60MB of disk space.