Linux kernel source tree

The official NGINX Open Source repository.

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…

Learning operating system development using Linux kernel and Raspberry Pi

Cross-platform multi-protocol VPN software. Pull requests are welcome. The stable version is available at https://github.com/SoftEtherVPN/SoftEtherVPN_Stable.

Official QEMU mirror. Please see https://www.qemu.org/contribute/ for how to submit changes to QEMU. Pull Requests are disabled. Please only use release tarballs from the QEMU website.

A local DNS server to obtain the fastest website IP for the best Internet experience, support DoT, DoH, DoQ. 一个本地DNS服务器，获取最快的网站IP，获得最佳上网体验，支持DoH，DoT，DoQ。

QRCode 扫描二维码、扫描条形码、相册获取图片后识别、生成带 Logo 二维码、支持微博微信 QQ 二维码扫描样式

A minimal programming example for a chat server

iOS & tvOS multi-emulator frontend, supporting various Atari, Bandai, NEC, Nintendo, Sega, SNK and Sony console systems… Get Started: https://wiki.provenance-emu.com |

Protect yourself against DNS poisoning in China.

Cross compilation framework to create native packages for the Synology's NAS

Open Source scanning laser rangefinder