Top HACK GitHub Repositories & Tools (2026)

Your Friendly Open-Source Gen-AI Platform

Flagsmith is an open-source feature flag platform with remote config, experimentation, and self-hosted or cloud deployment options.

Your favorite self-hostable alternative to Google Timeline (Google Location History)

📊 The concise and progressive visualization grammar.

Library for pulse-level/analog control of neutral atom devices. Emulator with QuTiP.

Charm experimental packages

Avogadro libraries provide 3D rendering, visualization, analysis and data processing useful in computational chemistry, molecular modeling, bioinformatics, materials science, and related areas.

This project crawls bug bounty platform scopes (like Hackerone/Bugcrowd/Intigriti/etc) hourly and dumps them into the bounty-targets-data repo

Zwift bridge for smart treadmills and bike/cyclette

Website for Meshery

A simple, web based CMDB & IT Service Management tool

A minimal file upload/pastebin service.

🗂 Kanban-style project & personal management tool for Nextcloud, similar to Trello

OpenUPM - Open Source Unity Package Registry (UPM)

developers.events is a community-driven platform listing developer/tech conferences and Calls for Papers (CFPs) worldwide with a list, a calendar and a map view. It helps organizers, speakers, sponsors & attendees.

Promise based HTTP client for the browser and node.js

Interactive architecture diagrams for codebases

dnsx is a fast and multi-purpose DNS toolkit allow to run multiple DNS queries of your choice with a list of user-supplied resolvers.

All Algorithms implemented in Java

Open-source AI penetration testing tool to find and fix your app’s vulnerabilities.