Top QUANTUM GitHub Repositories & Tools (2026)

Tiny post-quantum encryption for sensitive data. Write-only by design. ML-KEM-768 + X25519 + AES-256-GCM. Please break it.

Advanced Subscription Manager for QX, Loon, Surge, Stash, Egern and Shadowrocket!

PennyLane is an open-source quantum software platform for quantum computing, quantum machine learning, and quantum chemistry. Create meaningful quantum algorithms, from inspiration to implementation.

BouncyCastle.NET Cryptography Library (Mirror)

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

Don't Roll Your Own Crypto: fast, type-safe, pure-Rust cryptography with post-quantum support

Self-hosted, censorship-resistant VPN with REALITY / anti-DPI obfuscation and post-quantum (X25519 + ML-KEM-768) crypto. Rust core + native Android/Windows/macOS clients. Works on networks with active DPI (Iran, China, Russia).

Library for pulse-level/analog control of neutral atom devices. Emulator with QuTiP.

ASN and IP List in China (Daily Update)

The azure-quantum python package submits jobs to the Azure Quantum service.

Quantova's client core for JavaScript and WebAssembly. Post quantum signing and Q1 addresses, generated over the Rust core.

A Messaging Layer Security (RFC 9420, MLS) implementation in TypeScript

Modular routing and advertising blocklists for Quantumult X.

Source code for the TKET quantum compiler, Python bindings and utilities

Usable, easy and safe pure-Rust crypto