Boardgames & Computer versions
- Board & Card Games Exchange
- BoardGameGeek
- BoardGameGeek 1 Player Guild: Rules and tips for single-player gaming sessions
- Boardgames & tools opensource at SourceForge
- HeroQuest.es [ES]
- HeroQuest (seventhrealm)
- HeroScribe: Multi-platform tool to create maps/quests for HeroQuest.
- HQ-Cooperation: Another HeroQuest site with lots of custom rules, spells and maps.
- Turn-based opensource strategy games at SourceForge
Card Games & Computer versions
- Netrunner Online Hub: News hub for both the old Netrunner and FFG's Android Netrunner.
- Netrunner VASSAL module: Play the old Netrunner version via the VASSAL engine, with online matchmaking and deck generation.
- OCTGN + Game Directory: Generic free online card games playing system + directory with many known games adapted to it.
- DiabloWiki
- Fable Walkthrough & Maps
- Fallout 3 Links
- Jade Empire Walkthrough
- Legend of Grimrock @ Gamebanshee
- Minecraft Wiki
- Project Zomboid Map
- Project Zomboid Wiki
- RPG Fan
- Shadowrun Universe: Official page
- Spelhood Studios
- Terraria Wiki
- The Elder Scrolls IV: Oblivion Links
- The Vault (Fallout Wiki)
- The Witcher Walkthrough
- DakkaDakka: Huge community about painting and wargames.
- Tabletop Fix: Really good blg to keep up with the latest releases from all manufacturers, whenever they are big or small.
- The Painted Dragon
- The Stuff of Legends: Incredible collection of miniature ranges, part-numbers, collections and manufacturers. Best internet source to search for references.
- FED2k: Community around Dune 2, Dune 2000 & Emperor:Battle for Dune.
- Project Umbrella: Fansite with incredible amounts of material about all Resident Evil games.
- Syndicate fansite: Biggest still alive community site about the Syndicate games franchise.
- AD&D 2nd Edition Monstruous Manual
- Beasts of War
- Dave's Mapper: Great online map generator and editor.
- Donjon RPG Tools: Great collection of online random generation tools, from worlds and dungeons to names and adventures.
- DnD Nerd
- ENWorld
- Fantasy Names & Generators
- Forgotten Realms: The Library
- GORE Ruleset
- Hero Machine
- Medieval Fantasy City Generator
- Planet AD&D: Lots of resources, discontinued modules and software about the game.
- RPG.net
- RPG Stack Exchange
- RPTools
- The Hero Factory
- The Hypertext d20 SRD
- BitsBay: Warhammer and Warhammer 40k bitz. Also have full model "packs"
- Bitzarium: Warhammer and Warhammer 40k bitz (including Forgeworld's)
- Forge World
- Gadgets +: 3D printed custom accessory components, like for imperial knights.
- Games Workshop
- Hero Forge: Design your own miniature and 3D-print it. Pricey but awesome
- Kromlech: Bits and accessories for Warhammer 40,000 miniatures
- Ral Partha
- Reaper Miniatures
- The Black Library: Book department of Games Workshop.
- Wayland Games
Warhammer Fantasy Battles & Warhammer 40.000
- Bell of Lost Souls
- Bolter and Chainsword
- Combat Roster: Official army list builder
- DakkaDakka
- Faeit 212: The best source of Warhammer 40,000 news.
- Fortress of the Unforgiven: The best page in the net about the Dark Angels Space Marines chapter.
- Gorkamorka: Unnoficial largest active page of this specialist GW game.
- Lexicanum
- The Tale of Painters: Excellent blog about Games Workshop miniatures painting and occasional reviews.
- Warhammer 40.000 Wiki
- WarSeer
- Wikihammer 40.000 [ES]