Cryptography

keepassxreboot/keepassxc

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

pbatard/rufus

The Reliable USB Formatting Utility

angristan/openvpn-install

Set up your own OpenVPN server on Debian, Ubuntu, Fedora, CentOS, Arch Linux and more

trailofbits/algo

Set up a personal VPN in the cloud

infisical/infisical

Infisical is the open-source platform for secrets, certificates, and privileged access management.

fortra/impacket

Python library for low-level network protocol manipulation, featuring SMB, MSRPC, Kerberos, and WMI implementations with tools for authentication…

freerdp/freerdp

FreeRDP is a free remote desktop protocol library and clients

signalapp/signal-desktop

A private messenger for Windows, macOS, and Linux.

openvpn/openvpn

Secure tunneling daemon implementing VPN protocols with TLS encryption, certificate authentication, and routing/firewall configuration for private…

getsops/sops

Simple and flexible tool for managing secrets

bee-san/ciphey

⚡ Automatically decrypt encryptions without knowing the key or cipher, decode encodings, and crack hashes ⚡

softethervpn/softethervpn

Cross-platform multi-protocol VPN server and client supporting SSL-VPN, WireGuard, OpenVPN, IPsec, L2TP, MS-SSTP, L2TPv3 and EtherIP with AES-256…

openwall/john

John the Ripper jumbo - advanced offline password cracker, which supports hundreds of hash and cipher types, and runs on many operating systems,…

owasp/mastg

Comprehensive OWASP guide for mobile app security testing, reverse engineering, and verifying MASVS/MASWE weaknesses through static, dynamic, and…

opennhp/opennhp

A lightweight, cryptography-powered, open-source toolkit built to enforce Zero Trust security for infrastructure, applications, and data in the…

cryptomator/cryptomator

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