OpenP2P is a lightweight P2P sharing network. Support Cone,Symmetric(NAT1-NAT4),UPNP,IPv6,both UDP&TCP punch. NAT travelsal, sdwan.(P2P内网穿透，组网，联机)

How I Scaled from Zero to a Million Store on Dukaan, Without a CS Degree. .. A System Design Handbook by Subhash Choudhary

Minimal HTTP server implementation written in C

join public router. quickly.

View HTTP/HTTPS requests made by any Linux program

SQLiteSync is a local-first SQLite extension using CRDTs for seamless, conflict-free data sync and real-time collaboration across devices.

Block everything. Allow only what matters. A DNS tool for productivity, focus, and child safety. Allowlist-only internet for distraction-free work.

The open-source manufacturing ERP/MES/QMS. Perfect for complex assembly, HMLV, and configure to order manufacturing.

Alternative firmware for ESP8266 and ESP32 based devices with easy configuration using webUI, OTA updates, automation using timers or rules, expandability and entirely local control over MQTT, HTTP…

Open source data export platform. For devs who ship data to their customers 🚀

A ready-to-use Docker image for building your KiCAD hardware projects.

A fast port scanner written in go with a focus on reliability and simplicity. Designed to be used in combination with other tools for attack surface discovery in bug bounties and pentests

A simple TUN/TAP library written in native Go.

Lightweight IoT platform

A reverse engineering of Linear's sync engine for learning purposes. Endorsed by Linear's CTO.

A UEFI application that sends LLDP-MED packets at boot to negotiate PoE+ power before the OS loads.

A lightweight, developer-friendly platform for testing and debugging webhooks — built in Go.

Source for Mess With DNS

simple modbus to mqtt bridge for Home Assistant

A practical hacker's guide to the C programming language.

Passive hostname, domain and IP lookup tool for non-robots

The next-generation file converter. Open source, fully local* and free forever.

Battery Management System for 1S LTO batteries.

An implementation of Shazam's song recognition algorithm.

JetKVM - Control any computer remotely