- 1: Guides -

- Connection tweaks guide's thread by wata: it tries to explain how to set the good settings according to your internet connection.
- true carnage: a nice website to find tips and guides.
- UC Quake4 Guide: a very complete website about Quake 4.
- Taki's Quake 4 Guide: an exhaustive guide for the newbies!
- Quake 4, the absolute guide: another guide for newbies under work (requires to be logged).


- 2: Strategy guides -

- fooKi's Quake 4 guide: set of guides to become a fine dueler!
- Phrantic guide by fooKi
- cha0ticz Strategies: another set of guides to improve your duel skill! It includes : The Rocket Launcher - Air Rockets - Live And Die By The Spawns Part 1 - Part 2


- 3: Quake 4 related IRC channels (where you can find opponents) -

- Quakenet (Europe): #quake4all, #q4.duell, #quake4.praccy, #q4.1on1 and #SN.q4pickup.
- EnterTheGame (America): #quake4, #q41v1 and #q4ctf.
- GameSurge (America): #q41v1


- 4: Leagues/tournaments -

* European online leagues/tournaments:
- ClanBase
- Jolt Q4 TDM, Jolt Q4 CTF
- ESL
- kuh3liga

* American online leagues/tournaments:
- GGL
- CAL

* Famous LAN Tournaments
- WSVG
- ESWC
- KODE5
- WCG


- 5: Useful (or not) links -

- Turkey Files: a Q4 AutoDL Files website for the server administrator.
- ESReality's Q4 forum: feel free to bug those who know better.
- trinion's post on the Q4 forum.
- The Quake4SDK website: if you feel like debugging this game with a mod team.
- mIRC: an IRC client. Since IRC is a nice place to meet players.
- Quake 4 on Wikipedia for the most important question: what is Quake 4?!