Playing OpenTTD and TTDPatch
- PreSignalsTutorial: How to use pre-signals
Coding NewGRFs for OpenTTD and TTDPatch
- NFO Tutorial: How to make NewGRFs using NFO (incomplete)
- NML Tutorial: How to make NewGRFs using the NewGRF Meta Language (NML)
- Station Tutorial: Complete tutorial on station coding from scratch in NFO.
- Releasing a NewGRF: How to release your NewGRF to the public once you made one.
General sprite drawing
- GraphicsTutorial: How to draw new 8bpp graphics sprites
- Using 3dsmax: Creating sprites using 3DSMax (aimed at Locomotion currently)
- Debugging tools in OpenTTD