OpenRocket

COLLECTIVE

Fiscal Host: Open Source Collective

Develops a no-cost open source fully-featured model rocket simulator for public, educational and nonprofit youth association use, with developers and users around the globe.

This is OpenRocket's page OpenRocket

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Financial Contributions

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Donation

Make a custom one-time or recurring contribution.

Latest activity by

+ 41

Membership

Backer

Join us for $5.00 per year and support us

Starts at

$5 USD / year

Latest activity by

+ 5

Top financial contributors

MetricRocketeer

$160 USD since Oct 2022

Nick Estes

$145 USD since Sep 2022

bad_idea

$105 USD since Oct 2022

Meithan West

$75 USD since Oct 2022

Kevin McGee

$75 USD since Oct 2022

K'Tesh

$50 USD since Sep 2022

Mark B. Bundick

$50 USD since Oct 2022

MtnManAK

$50 USD since Oct 2022

David Buhler

$50 USD since Oct 2022

Incognito

$50 USD since Apr 2023

Brant H

$40 USD since Feb 2023

Mr.Liang WaterRocket

$27 USD since Oct 2022

Kenneth B Weaver

$26.5 USD since Sep 2022

Rob Goring

$25 USD since Sep 2022

Bruce Baldwin

$25 USD since Sep 2022

Martin Quanci

$25 USD since Feb 2024

Mark Burton

$25 USD since Oct 2024

Rex A Smith

$20 USD since Aug 2022

thZero

$20 USD since Sep 2022

OpenRocket is all of us

Our contributors 47

Thank you for supporting OpenRocket.

H Craig Miller

Admin

$5 USD

Neil Weinstock

Admin

$5 USD

Joe Pfeiffer

Admin

Sibo Van Gool

Admin

MetricRocketeer

$160 USD

Nick Estes

$145 USD

bad_idea

$105 USD

Meithan West

Backer

$75 USD

Kevin McGee

Backer

$75 USD

K'Tesh

$50 USD

Mark B. Bundick

$50 USD

MtnManAK

$50 USD

Estimated Annual Budget

$170

Today's Balance

$800.33

Goal

per year

Budget

Transparent and open finances.

Yearly financial contribution to OpenRocket (Backer)

Credit from Jeff Curtis to OpenRocket • February 15, 2025

+$5.00USD

Completed

Contribution #831636

Monthly financial contribution to OpenRocket

Credit from Nick Estes to OpenRocket • February 1, 2025

+$5.00USD

Completed

Contribution #575986

Financial contribution to OpenRocket

Credit from Cameron Sprecher to OpenRocket • January 12, 2025

+$5.00USD

Completed

Contribution #822972

Today’s balance

$800.33 USD

Total raised

$1,218.40 USD

Total disbursed

$418.07 USD

Estimated annual budget

$170.00 USD

Connect

Let’s get the ball rolling!

News from OpenRocket

Updates on our activities and progress.

ANNOUNCEMENT: OpenRocket version 22.02 Final is now available for download

After 7 years and 9 months, including a full year of public betas, the OpenRocket team is very excited (and relieved) to announce that the final version of OpenRocket 22.02 is now available for download. This new version includes literally...

Published on February 8, 2023 by Neil Weinstock

Thanks to all our early contributors!

We wanted to send out a big thanks to all those who've contributed to the project. We know that asking for funds is a new thing for OpenRocket, and appreciate your willingness to support the project. Thanks to your contributions, we are now...

Published on October 23, 2022 by Neil Weinstock

OpenRocket version 22.02 Public beta 5 is now available (2022-09-28)

The fifth public beta release of OpenRocket 22.02 is now available for download. Through OpenCollective, you can now become a sponsor for the development of OpenRocket. The OpenRocket project is now officially acce...

Published on September 28, 2022 by H Craig Miller

About

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

The main features include:

Six-degree-of-freedom flight simulation
Automatic design optimization
Realtime simulated altitude, velocity and acceleration display
Staging and clustering support
Cross-platform (Java-based)

Read more about it on the OpenRocket Wiki.

Our team

H Craig Miller

Admin

Neil Weinstock

Admin

Joe Pfeiffer

Admin

Sibo Van Gool

Admin