Learn System Design concepts and prepare for interviews using free resources.

A complete computer science study plan to become a software engineer.

CasaOS - A simple, easy-to-use, elegant open-source Personal Cloud system.

Lantern官方版本下载 蓝灯 翻墙 代理 科学上网 外网 加速器 梯子 路由 - Быстрый, надежный и безопасный доступ к открытому интернету - lantern proxy vpn censorship-circumvention censorship gfw accelerator پراکسی لنترن، ضدسانسور…

A curated list of free courses & certifications.

Combination Wireguird + Adguard Home + Unbound (DoH include)

dwg-universal

Xray panel supporting multi-protocol multi-user expire day & traffic & ip limit (Vmess & Vless & Trojan & ShadowSocks & Wireguard)

Install sing-box/xray and configure vless / tuic / hysteria2 / shadowtls for reality or tls (letsencrypt) over different transport protocols (tcp, http, grpc and websocket) with user management cap…

Comparing the free tier offers of the major cloud providers like AWS, Azure, GCP, Oracle etc.

OWID Dataset Collection

WireGuard VPN server installer for Ubuntu, Debian, AlmaLinux, Rocky Linux, CentOS, Fedora, openSUSE and Raspberry Pi OS