EYG programs are sandboxed by default. All possible side effects are managed.
Each runtime exposes it's own focused set of effects. The snippets on this page browser specific effects like Prompt and Download
The effects of a program can be statically inferred before running it ensure your program can successfully run in the given context.
Building better languages and tools; for some measure of better.
"Eat Your Greens" is a reference to the idea that eating vegetables is good for you, however the benefit is only realised at some later time.
Projects in this repo introduce extra contraints, over regular programming languages and tools. By doing so more guarantees about the system built on them can be given.
Last modified 21 June 2026