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StarRupture Tools & CalculatorA companion for StarRupture.

Hi, I’m flexsurfer.

I’m a Satisfactory fan. When I started playing StarRupture, I missed having a place to look up recipes and understand how everything fits together.

So I built Rupture Planner: recipes, production planning, and base management on an iPad or another screen beside the game. I wanted it to feel like part of the game.

A free, open-source fan project. No account needed.

A StarRupture factory with production buildings and transport lines, displayed on a monitor.
RUPTURE PLANNER
Rupture Planner on a tablet, showing a production chain with resources, building counts, and output rates.
Recipes beside the game.

01 / Choose your workspace

The whole base.
Or just the next plan.

Two ways to work with your factory. Pick the view that fits what you want to do next.

The bigger picture

My Bases

Bring your whole operation together. Organize bases, combine buildings and production plans, and track power and resource transfers between sites.

  • Multiple bases, one overview
  • Power groups and resource transfers
  • Supply and demand across your network
Manage My Bases
Production calculator

Planner

An independent production calculator for your plans. Set a target, compare crafting recipes, and calculate resource rates, building counts, and power without setting up a base.

  • Work with independent production plans
  • Compare recipes and output rates
  • See every input and required building
Open production calculator

02 / Your field reference

Every part of the chain.

Look up the details. Then get back to building.

03 / Before you drop in

A few things to know.

Built by a player, for the next build.

What does the StarRupture calculator do?

The StarRupture (Star Rupture) calculator turns target items and output per minute into a production chain. It shows the raw materials, crafting recipes, building counts, and power needed for your plan.

Which tool should I use: My Bases or Planner?

Use Planner to work independently with production plans and compare recipes without creating a base. Use My Bases to organize plans and buildings by location, group power, and track resource transfers across your bases.

Do I need an account?

No account, no subscription. Open a tool and start planning. Rupture Planner is free and open source.

Where are my plans saved?

Your bases and plans are saved locally in this browser. Export a backup in Global settings to keep a copy or move your work to another device.

Can I choose my game version?

Yes. Use the version selector in the tool’s header to match your StarRupture game data. Changing the interface language keeps game item and building names unchanged.

Our Discord community

Come say hello.

There’s a lovely community on Discord helping me make Rupture Planner better. Come share an idea, flag a recipe that looks wrong, or tell us how you use it while you play.

The project is free and open source. You don’t need to write code to help; your experience as a player matters too.