- Games Workshop — The official page for everything Games Workshop.
- Adeptus Titanicus Article Index — An index of articles published via Warhammer Community
- Facebook Adeptus Titanicus Group — A very active community that covers all aspects of AT18.
- The Imperial Truth — Home to the Full Stride podcast, the best AT podcast out there, IMO.
- God Engine Cast — An excellent podcast, devoted to the more competitive side of AT.
- GoonHammer — They do an AT18 article every "Warlord Wednesday," and have other posts concerning almost every aspect of the hobby.
- Unity Before Heresy Blog — A solid multi-game blog covering AT and other 40K-Universe games.
- Epic d6 Blog — A good AT blog with frequent posts.
- Opus Titanicus Blog — An infrequent blog, but with good quality material.
- Death of Rubricist Blog — A nice blog that covers AT as well as 40K. Gargant rules.
- Tabletop Test — A good blog with some AT hobby tips.
- Age of Darkness Podcast — Good basic game overview and hobby notes.
- Titan Owners Club — This blog covers all things Titans, including AT.
- Tactical Command Forums — Excellent forums that cover all the eras of AT and Epic 40K.
- Vanguard Miniatures 6mm — They make a wide range of "not-40K" miniatures: troops, vehicles, and fliers.
- Adeptus-Dad — Shapeways shop for his excellent Proteus-Pattern Warhound.
- OTP Terrain — Some really inventive 3D-printed designs, including cranes, trains, and modular buildings.
- Read Beam Designs Dark Assembly — 8mm range with an amazing factory centerpiece.
- Uncertain Scenery — Really nice urban modular board system using 1 x 1 foot MDF sections.
- Boneshop 6mm — An excellent range of fortifications.
- Kore Aeronautics — 3D-printed containers, trucks, and bits.
- Blotz 10mm Terrain — A very nice range that can be adapted easily. They also have a 6mm range.
- BP Laser 6mm Terrain — Another good range with great 40K/Gothic feel.
- XOLK — A small range, but with a good Gothic style.
- Titan Terrain — A range of 3D printed 8mm gothic ruins.
- War Mage 10mm Terrain — Another good range of terrain that will easily adapt to AT.
- Game Craft 10mm Terrain — Smaller range, and bit more modern in feel.
- Dark Zone 10mm Terrain — More modern in feel, but an excellent Power Generator.
- Wasteland Studios Gothic Range — Very nice Gothic feel.