PetCompiler - A small IR for building programming languages.

Adamas Lang compiler + LSP server with ground-built Crystal Lang compatible parser/type inferrer/compiler, that is LSP friendly and allows to reload individual files without whole tree reparsing.

Next-Gen programming language for humans and AI. Hybrid visual/textual, parallelism by default, strict static typing, compiles to machine code and integrates with Go.

Pure Go production-grade regex engine with SIMD optimizations. Up to 3-3000x+ faster than stdlib.

LangArena: A Balanced Programming Language Benchmark Suite

Noir is a domain specific language for zero knowledge proofs

Web-Scale Blockchain for fast, secure, scalable, decentralized apps and marketplaces.

Reference client for NEAR Protocol

This is set of 26 benchmarks for Crystal language, in one file.

A high-performance, zero-overhead, extensible Python compiler with built-in NumPy support

Synchronization primitives to build concurrent and parallel-safe data structures in Crystal

Chromium running inside your terminal

A powerful JSON::Serializable like argument parser for Crystal

a set of implementations of DBM

High-performance HTML5 parser for Ruby based on Lexbor, with support for both CSS selectors and XPath.

Deep Learning for humans

Fast HTML5 parser with CSS selectors for Crystal language

Fast Persistent Key Value Storage

A high performance ruby, written in RPython

Benchmark for interpreted languages implementations.

A tiny boost library in C++11.

Go-style concurrency in C++11

Headless Chrome Ruby API

Fast floats parser in Crystal (wrapper for fast_double_parser).

A fully-modern text-based browser, rendering to TTY and browsers

Crystal bindings to SFML multimedia/game library

A simple web benchmark of C++, Crystal, Go, Java, Node.js, PHP, Python, Rust and Scala.

A set of Ruby benchmarks for testing Ruby implementations.

GTP engine and self-play learning in Go