OpenComputers Mod FAQ

It adds programmable computers, robots, and networking to Minecraft, letting you write code to automate machines and control in-game systems. Computers are modular and persistent, so they resume their programs after a world is reloaded.

You program them using the Lua programming language, specifically Lua 5.2 and 5.3. The built-in operating system emulates a Lua environment as close to vanilla Lua as possible within its sandbox.

It runs on Forge for Minecraft 1.7.10, 1.10.2, 1.11.2, and 1.12.2. Note that this version of the mod is no longer maintained.

It adds computer cases, screens, graphics cards, network cards, redstone cards, servers, microcontrollers, tablets, robots, drones, hologram projectors, 3D printers, and the Adapter block. Components come in multiple tiers.

By default they need power if a compatible power generating mod is present, and the mod accepts power from common energy systems like RF and EU. This requirement can be changed or disabled entirely in the config.

Yes, computers are persistent and save their state, so they resume their programs right where they left off after you save and reload the world.

Yes, it is designed to work with many other mods, accepting power from common energy systems and supporting bundled redstone from popular redstone mods. The Adapter block lets computers interact with blocks from other mods, such as reading energy levels.

No, this version of the mod is no longer maintained, and potential security issues in published versions will never be fixed. When hosting a server for people you don't know, take this into account and inform yourself.

Yes, you are free to use this mod in public and private modpacks alike, no questions asked.

It is designed to fit well with survival gameplay and is played best alongside other mods that allow automating ore processing and ideally crafting. Computers are not cheap to craft, so don't expect to build your first one early in a new game.