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

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

Grid: Private Location Sharing mobile app for iOS/Android. E2EE with Matrix.

Native Android messaging app using Bluetooth LE, TCP, or RNode (LoRa) over LXMF and Reticulum

TrustedRouter.com repo for secure LLM proxying

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

Client-side PKI toolbox that decodes X.509, CSR, chain, CRL, PKCS#7 and PKCS#12 artifacts, views ASN.1, converts formats, and generates self-signed…


A self-contained cryptographic library for Python

Portable DNS resolver in Rust — .numa local domains, ad blocking, developer overrides

C++ implementation of SIP, ICE, TURN and related protocols.

World's fastest and most advanced password recovery utility

Free universal database tool and SQL client

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

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

cryptography is a package designed to expose cryptographic primitives and recipes to Python developers.

Collaborative Passwords Manager

Tool to find common vulnerabilities in cryptographic public keys

An open-source framework for detecting, redacting, masking, and anonymizing sensitive data (PII) across text, images, and structured data. Supports…