- ETH Zurich Networks: Good Introductory Course
- Beej's Guide: Great intro to network programming in C
- Quick Twisted Introduction: Twisted Introductory Tutorials
- MITOCW Computer Networks
- Go Networking Tutorials for Blockchain: Simple Tutorial in Go
- Bittorrent Specification (The Bittorrent specification is much more well documented than DC++)
- Unix Network Programming - R. Stevens Book
- Beej's Guide (Great intro to network programming, its in C though)
- Very Basic NodeJS Tutorials
- Tornado Web Docs