Tencent / BqLog

A lightweight, high-performance, industrial-grade cross-language logging library (C++/Java/C#/Kotlin/TS/Python/Go), battle-tested in Honor of Kings.

ValveSoftware / GameNetworkingSockets

Reliable & unreliable messages over UDP. Robust message fragmentation & reassembly. P2P networking / NAT traversal. Encryption.

saturneric / GpgFrontend

A modern, cross-platform OpenPGP tool with a unique dual-engine core: switch freely between the battle-tested GnuPG and a modern, memory-safe Rust rPGP backend. It makes encryption, signing, and key management easier and more trustworthy in everyday privacy workflows.

fcorbelli / zpaqfranz

Deduplicating archiver with encryption and paranoid-level tests. Swiss army knife for the serious backup and disaster recovery manager. Ransomware neutralizer. Win/Linux/Unix

kimci86 / bkcrack

Crack legacy zip encryption with Biham and Kocher's known plaintext attack.

netheril96 / securefs

Filesystem in userspace (FUSE) with transparent authenticated encryption

microsoft / SEAL

Microsoft SEAL is an easy-to-use and powerful homomorphic encryption library.

meganz / MEGAsync

Easy automated syncing between your computers and your MEGA Cloud Drive

meganz / sdk

MEGA C++ SDK

openfheorg / openfhe-development

This is the development repository for the OpenFHE library. The current version is 1.6.1 (released on October 9, 2026).

ammarahm-ed / react-native-mmkv-storage

An ultra fast and encrypted mobile key-value storage for React Native

OpenMined / TenSEAL

A library for doing homomorphic encryption operations on tensors

ac3ss0r / obfusheader.h

Obfusheader.h is a portable header file for C++14 compile-time obfuscation.