Angular on the front, Node server on the back.
Inspired by Peter Norvig's Python and Mary Rose Cook's JS interpreters.
Plus, Lisp is beautiful.
The sandbox currently only supports evaluation one line at a time (sorry!)
[X] Tokenizer
[X] Syntax Tree (sorta kinda)
[X] Evaluation of +-*/ operations
[X] Lookup table for available methods
[X] Scope and execution contexts
[X] Variables
[X] Atoms
[X] Lists
[X] Quote
[X] Conditionals
[x] Functions/Lambdas
[] Advanced stuff