ComputerCraft

ComputerCraft fork adding programmable computers, turtles and more to Minecraft.

Peripheral mod, that provides a lot extra features, new peripherals and even some items

A general peripheral addon mod for ComputerCraft Restitched and Tweaked.

Plethora is a ComputerCraft/CC: Tweaked peripheral provider. It aims to provide both metadata and peripherals for vanilla Minecraft and mainstream mods.

Adds systems for programmable transfer of resources

OpenComputers II: Reimagined is a fork and continuation of OpenComputers II, originally made by Sangar, on modern versions of minecraft.

Addon for CC:Tweaked that adds the "Embedded Computer" and a few other goodies to improve the multiplayer experience

Custom peripherals for the SwitchCraft server, including 3D Printers in the style of OpenComputers.

Programmable Androids for minecraft

Drones for CC Tweaked! they do turtle things, but with additional jank.

a interesting take and a reimagining of Plethora, for forge

Adds CC:Tweaked-powered programmable drones

CC: Tweaked hologram peripheral for admins and mapmakers.