
libqcow
Library and tools to access the QEMU Copy-On-Write (QCOW) image format

Library and tools to access the QEMU Copy-On-Write (QCOW) image format

A self-contained cryptographic library for Python

Pure Rust library for RSA public-key cryptography: key generation, PKCS#1 v1.5 and OAEP encryption/decryption, PSS signatures, plus key import/export.

Secure offline storage of credentials with encrypted vaults, password generator, TOTP, YubiKey/OnlyKey support, browser integration, and CLI.

iOS/macOS Research Swiss Army Knife

Memory-safe TLS library in Rust implementing TLS 1.2 and 1.3 with pluggable crypto providers, client/server modes, and certificate-based…

Fork of OpenSSL implementing TLS, cryptographic primitives, and X.509 certificate handling for use in Chrome and Android, with no API/ABI…

Cross-platform client-side encryption for cloud storage with AES-256, encrypted filenames, obfuscated folder structure, and transparent virtual drive…

Command-line DNS-over-HTTPS client and proxy for encrypted, tamper-resistant DNS resolution; works with any DoH provider and supports split-horizon…

Bitwarden client apps (web, browser extension, desktop, and cli).

End-to-end encrypted note-taking and file storage app with markdown editor, cross-platform sync, and self-hostable server for private knowledge…

Local-first encrypted password manager for logins, notes, and API keys, using a SQLite vault sealed with Argon2id and XChaCha20-Poly1305; no cloud or…

Find the plaintext secrets on your Mac and move them behind Touch ID, injected just in time without breaking the tools that read them. Free and…

Offline, open-source web app for passkey-based file encryption and sharing. AES-256-GCM/HPKE, no cloud, no accounts; encrypt to recipients with…

secure vault for your files

Home to the Signal Protocol as well as other cryptographic primitives which make Signal possible.

High-performance, bias-free cryptographic engine in Ada/SPARK leveraging native OS entropy pools.

Peer-to-peer, end-to-end encrypted chat. No inbox. No account to recover. Nobody's listening — not even us.