JPHP - an implementation of PHP on Java VM
Best IDE for Beginners
Pascal XE is an easy to use IDE for Pascal programming.
Performance and Productivity at Scale
Micro Programming Language - A Portable Language for Micro Computers
A visual-based IDE for C language uses block drag and drop technology
A polylingual IDE based on Lazarus
Your language to speak with all.
Electronic design and programming tools suite like Eagle, MpLab
Problemless Grammar and Parser in Java
Pure Trait-based Programming on the Java Platform
a DSL for type systems, reduction rules, interpreters for Xtext langs
An experimental BASIC language for Linux, Mac OS X, and Windows.
Powerfull & Simple Multilanguage IDE Independent Compiler & Debugger
Windows Free Pascal is a free source code editor for programmers
Basic and Easy to use CSharp IDE with compiler.