For developers, who are building real-time data-driven applications, Redis is the preferred, fastest, and most feature-rich cache, data structure server, and document and vector query engine.

Lean's LEDE source

A professional cross-platform SSH/Sftp/Shell/Telnet/Tmux/Serial terminal.

⚡ KCP - A Fast and Reliable ARQ Protocol

OpenCore bootloader

Intel Wi-Fi Drivers for macOS

Ditto is an extension to the Windows Clipboard. You copy something to the Clipboard and Ditto takes what you copied and stores it in a database to retrieve at a later time.

Simple shell implementation. Tutorial here ->

Obfuscate all your TCP connections into HTTP protocol.

Hash map implementation in C.

Disguise your UDP traffic as SIP protocol to evade DPI detection, using Netfilter Queue (NFQUEUE).

Source code from putty [official](http://www.chiark.greenend.org.uk/~sgtatham/putty/) and add self customization.