Rapid applications development tool and libraries for FPC
The Lazarus IDE is a stable and feature rich visual programming environment for the FreePascal Compiler. It supports the creation of self-standing graphical and console applications and runs on Linux, FreeBSD, MacOSX and Windows.
Skybuck's Open Development Environment.
A visual development tool which is open to all kinds of compilers and programming languages.
Initial development will focus on interfacing with free pascal compiler and it's tools.