Top WEB-APPLICATION GitHub Repositories & Tools (2026)

A list of useful payloads and bypass for Web Application Security and Pentest/CTF

Open-source IDS/IPS, WAF and bot detection for Linux, Windows, Docker and Kubernetes, with a crowdsourced blocklist of malicious IPs.

OWASP Coraza WAF is a golang modsecurity compatible web application firewall library

Independent technology for modern publishing, memberships, subscriptions and newsletters.

A flexible framework for maintainable Ruby apps

A clean, Markdown-based publishing platform made for writers. Write together and build a community.

Vaadin Flow is a Java framework binding Vaadin web components to Java. This is part of Vaadin 10+.

Platform repository of Consulo. Plugins implementation hold in their repositories

The repo for hledger.org, the hledger project's website.

Open source reporting and monitoring tool for Bacula

BT ve siber güvenlik risk yönetimi platformu — risk envanteri, 5×5 değerlendirme, aksiyon takibi ve kurumsal raporlama. PHP 8.3 + MariaDB, framework ve CDN kullanmadan.

Manage your photos with Piwigo, a full featured open source photo gallery application for the web. Star us on Github! More than 200 plugins and themes available. Join us and contribute!