Top PROGRAMMING GitHub Repositories & Tools (2026)

jank is the native Clojure dialect with seamless C++ interop.

The Rubinius Language Platform

State-of-the-Art Source Code Plagiarism & Collusion Detection. Check for plagiarism in a set of programs.

Linear optimization software

Factor programming language

A collaborative list of resources for developers

HiveMQ MQTT Client is an MQTT 5.0 and MQTT 3.1.1 compatible and feature-rich high-performance Java client library with different API flavours and backpressure support

Zero-cost & Type-safe Reactive Extensions for Rust. Supports both high-performance single-threaded (Local) and thread-safe (Shared) contexts. WASM & Tokio ready.

Contest Management System

Microsoft Quantum Development Kit, including the Q# programming language, resource estimator, and Quantum Katas

An Intuitive Event-Driven Reactive Programming Library for Java

OpenSwarm — Autonomous AI dev team orchestrator powered by Claude Code CLI. Discord control, Linear integration, cognitive memory.

Supercharge Swift's Codable implementations with macros meta-programming.

Programming and interaction language. Flexible about syntax, strict about state.

Ramda Adjunct is the most popular and most comprehensive set of functional utilities for use with Ramda, providing a variety of useful, well tested functions with excellent documentation.

RAJA Performance Portability Layer (C++)

DaCe - Data Centric Parallel Programming

Cone Programming Language

A functional, Lisp-inspired language that compiles to PHP. Inspired by Clojure, Phel brings macros, persistent data structures, and expressive functional idioms to the PHP ecosystem.

Fastify 5 application boilerplate based on clean architecture, domain-driven design, CQRS, functional programming, vertical slice architecture for building production-grade applications 🚀