This is the page for the mods of the open modular mod suite.

You can find the source code for our mods at GitHub:
OpenModularTurrets (branch 1.20.1+ for 1.20.1, 1.21.1 and 1.21.11, branch 1.12 for 1.12.2)
OMLib (branch 1.20.1+ for 1.20.1, 1.21.1 and 1.21.11, where the mods bundle it, branch 1.12 for 1.12.2)
OpenModularPassiveDefense (1.12.2 only, part of OpenModularTurrets on 1.20.1, 1.21.1 and 1.21.11)
OpenModularLighting (branch 1.20.1+ for 1.20.1, 1.21.1 and 1.21.11, branch 1.12 for 1.12.2)
OMTControl (discontinued)

See the changelogs of the 4.0.0 pre-releases, one page per mod and Minecraft version, and the changelog of Open Modular Lighting 1.0.0.