Open Source Security & Monitoring Tools

Markdown Preview Editor

stars 29forks 0

Browser-only Markdown editor with live preview and strict privacy.

Pulse

stars 144forks 4

Read-only Windows diagnostics with a local AI assistant.

Xray-core

stars 42.1Kforks 6K

Open source proxy core with XTLS, VLESS, and REALITY protocols

Vela

stars 1.8Kforks 83

OpenStreetMap and Google data, no account, no Play Services

Esp32 C3 Adblock

stars 2.9Kforks 262

Pi-hole-style DNS ad-blocker on a $2 ESP32-C3 board

Obtainium

stars 20.3Kforks 628

Android app updates direct from GitHub and F-Droid

OpenShell

stars 15.9Kforks 1.8K

Sandboxed runtime for autonomous AI agents, open source by NVIDIA

openbao

stars 8.4Kforks 624

Open source secret management governed by the Linux Foundation

mvt

stars 15.3Kforks 1.5K

Mobile forensics toolkit for detecting spyware on Android and iOS

security-audit-skill

stars 29.4Kforks 1.8K

Multi-phase security audits with machine-readable findings

ASC

stars 2.3Kforks 311

Zero-overhead Android decompiler for mobile security researchers