Top PARALLEL GitHub Repositories & Tools (2026)

The Charm++ parallel programming system. Visit https://charmplusplus.org/ for more information.

Run multiple Claude Code and Codex sessions in parallel — a browser terminal grid that shows which agent needs you. Local, tmux-backed, MIT.

ECS runs PHP-CS-Fixer and PHP_CodeSniffer as a single, parallel fast tool with zero dependencies. Run on PHP 7.2+

Multiphysics Object Oriented Simulation Environment

Multi-agent task orchestration for coding agents. Turn one goal into an ordered plan of tasks — each with its own runner, model and mode — then execute and verify the results.

BioDynaMo is a high-performance and modular, agent-based simulation platform.

Clojask is a Clojure data processing framework with parallel computing on larger-than-memory datasets

oneAPI Threading Building Blocks (oneTBB)

High-performance C++20 + Python engine for dynamic and incremental graph analytics on evolving graphs — BFS, SSSP, connected components, triangles, k-core and PageRank.

JEV-inspired parallel decisions for CUDA LLMs. One context, many decisions. vLLM API, game-agent examples, and reproducible benchmarks.

A C++ platform to perform parallel computations of optimisation tasks (global and local) via the asynchronous generalized island model.

Write Java. Run on GPUs. Fast.