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OpenRocket 🚀

OpenRocket is a free, fully featured model rocket simulator that allows you to design and simulate your rockets before actually building and flying them.

Build Status License: GPL v3 GitHub release Github Releases (by release) Read the Docs

snap release Chocolatey release Join our Discord server!


🛠️ Design, Visualize, and Analyze

  1. Design your rockets using a rich selection of built-in components: Three-stage rocket - 2D

  2. Visualize your masterpiece in 3D: Three-stage rocket - 3D

  3. Plot & Analyze your simulation results for precision and improvements: Three-stage rocket - Simulation plot

🌟 Features

  • Six-degree-of-freedom flight simulation
  • Automatic design optimization
  • Realtime simulated altitude, velocity, and acceleration display
  • Staging and clustering support
  • Export to other simulation programs (RockSim, RASAero II)
  • Export component(s) to OBJ file for 3D printing
  • Cross-platform (Java-based)

... plus many more

📖 Read more on our website.

💾 Installers

You can find the OpenRocket installers here.

Release notes are available on each release's page or on our website.

📖 Documentation

You can find our documentation on ReadTheDocs.

🚀 Getting started

The easiest way to get started is to open one of our in-program example designs:

Get started with the example designs

Dive into the essentials: adjust component dimensions, plot a simulation, swap out motors, ... Explore the impact of your changes and, most importantly, enjoy the process! 😊

💪 Contribute

Help us soar higher! Whether it's implementing features, writing documentation, or creating design examples, every contribution matters. Interested? Check out how to get involved and the practicalities of contributing.

✨ Contributors

You can view the full list of contributors here.

🌍Translators

  • Tripoli France
  • Tripoli Spain
  • Stefan Lobas / ERIG
  • Mauro Biasutti
  • Sky Dart Team / Ruslan V. Uss
  • Vladimir Beran
  • Polish Rocketry Society / Łukasz & Alex Kazanski
  • Sibo Van Gool
  • Mohamed Amin Elkebsi
  • Oleksandr Hladin

📜 License

OpenRocket is proudly open-source under the GNU GPL license. Feel free to use, study, and extend.


⭐ Please give us a star if you find OpenRocket useful, and spread the word! ⭐

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