schaefer

https://github.com/tommyschaefer/SchaeferScript

Schaefer is a small programming language deigned to show how to build a programming language. Running the command 'schaefer' begins console based execution of code and passing a file name will execute the file. SchaeferScript is a scheme-style language where the core functions are written in ruby and other functions written in the language itself. You can access the source for SchaeferScript at https://github.com/tommyschaefer/SchaeferScript.