Native, fast starting Clojure interpreter for scripting
The Tool Command Language implementation
Small Clojure interpreter, linter and formatter
The GNU Prolog native compiler
REXX interpreter
amforth is an extendible interpreter on microcontrollers
Agena is an interpreted procedural programming language.
Advanced TECO dialect and interactive screen editor based on Scintilla
A minimalistic but complete standard Forth compiler in C
A Script Language for Web, Linux and Windows
A COW interpreter written in C
Jainja is a JVM (Java Virtual Machine) written in Java
Expert System Tool
Interpreter and compiler for the Seed7 programming language.
The interpreter for BrainF
A Pikalang interpreter written in C
Delphi : VRCalc++ OOSL & + (Paged List, TextEditor, VRAstroVision ...)
Implementation of Tcl for the CLR.