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hazel

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hazel is an open source programming language created in 2016 by Cyrus Omar.

Source code:

git clone https://github.com/hazelgrove/hazel

#540on PLDB

8Years Old

Hazel, a live functional programming environment with typed holes

hazel website
hazel is developed on GitHub and has 474 stars
hazel first developed in University of Michigan
hazel compiles to JavaScript
hazel is written in Reason
hazel.org was registered in 1997

Example from the web:

let v = {} in
v : num

Language features

Feature	Supported	Token	Example
Typed Holes	✓

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