The SpotBugs plugin for security audits of Java web applications
OWASP Coraza WAF is a golang modsecurity compatible firewall library
A lightweight and powerful iOS framework for intercepting HTTP/HTTPS
An Information Security Reference That Doesn't Suck
The recursive internet scanner for hackers
The App Framework for Startups
Anti-Spam SMTP Proxy Server implements multiple spam filters
Probably the most modern and sophisticated insecure web application
Strong Email & Apache Log Analysis with Active Security Features
Open-source security framework for devs and product teams
Wapiti is a web-application vulnerability scanner
PHP strong authentication library, web interface & CLI, OATH certified
Free WordPress plugin for Quebec's Law 25. Bilingual cookie banner
Official PHP SDK for the EmailVeritas URL Checker API
C++ cryptographic library (modern hash functions, ciphers, KDFs)
Full-featured C2 framework which silently persists on webserver
Pioneering Private and Public Cloud Management since 2008
Open Source PKI solutions
Lightweight PHP framework