language-design topic
proposals
Tracking ECMAScript Proposals
create-your-own-lang-with-rust
Create your own programming language with Rust
csharplang
The official repo for the design of the C# programming language
fslang-design
RFCs and docs related to the F# language design process, see https://github.com/fsharp/fslang-suggestions to submit ideas
effekt
A language with lexical effect handlers and lightweight effect polymorphism
flax
general purpose programming language, in the vein of C++
evm-lang-design
Language Design Community for the EVM: Intro and Resources
sema
Sema – A Playground for Live Coding Music and Machine Learning
nearley-playground
⛹ Write Grammars for the Nearley Parser!