There are 2 repositories under simple-lang topic.
The Simple Intelligent and Modular Programming Language and Environment
Very simple language implemented using antlr for beginners
Generate documentation for popular programming language such as Simple and partially C, C++, Java, C#, Python, PHP, Visual Basic, Ruby, Fortran, Tcl, Ring and JavaScript. Generate online documentation (HTML), hyperlinked PDF, RTF, Text File, Man Pages. Support Markdown documentation sources.