1
Wiki
wiki.openrocket.infoAlso covers technology · same kind of website
The OpenRocket wiki provides collaboratively written documentation for the open-source model rocket simulator.
Alternatives
The Best OpenRocket Alternatives in 2026
24 alternatives1 free · 0 open source
Looking for something like OpenRocket? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 1 are free or have a free plan.
About OpenRocketopenrocket.info
VisitOpenRocket is model rocket simulation software with a download and information about supported operating systems.
Top picks at a glance
First suggestionWikiThe OpenRocket wiki provides collaboratively written…Free or freemium optionAoPS AlcumusThe AoPS Alcumus system provides free online mathematics…Another optionOpenrocketOpenRocket provides aerodynamics and trajectory simulation…
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | Wiki | — | Not stated | Web |
| 2 | Openrocket | — | Not stated | — |
| 3 | Apple Silicon Guide | — | Not stated | macOS |
| 4 | RocketPy | — | Not stated | Web |
| 5 | ThrustCurve | — | Not stated | Web |
| 6 | OEIS | — | Not stated | Web |
| 7 | OpenFOAM | — | Not stated | Web |
| 8 | Inner Body | — | Not stated | Web |
| 9 | Wokwi | — | Not stated | Web |
| 10 | Half Cat Rocketry | — | Not stated | Web |
All OpenRocket alternatives
2
Openrocket
github.com/openrocket/openrocketAlso covers technology
OpenRocket provides aerodynamics and trajectory simulation software for model rocketry.
3
Also covers macos and technology
Read a guide to Apple Silicon chips, devices, operating systems, tools, and software.
4
RocketPy
docs.rocketpy.orgAlso covers technology · same kind of website
RocketPy provides software and information for rocket flight simulation.
5
ThrustCurve
thrustcurve.orgAlso covers technology · same kind of website
ThrustCurve provides model and high-power hobby rocket motor data, including manufacturer specifications and certified performance.
6
OEIS
oeis.orgAlso covers technology · same kind of website
The Online Encyclopedia of Integer Sequences lets visitors search integer sequences and contribute through its community-supported site.
7
OpenFOAM
openfoam.comAlso covers technology · same kind of website
OpenFOAM is open-source computational fluid dynamics software, with downloads and documentation for simulation workflows.
8
Inner Body
innerbody.com/htm/body.htmlAlso covers technology · same kind of website
Explore detailed 3D illustrations across twelve human anatomy systems, from skeletal and muscular to nervous and digestive.
9
Wokwi
wokwi.comAlso covers technology · same kind of website
Wokwi simulates embedded systems and IoT projects, including Arduino, ESP32, and STM32 boards.
10
Half Cat Rocketry
halfcatrocketry.comAlso covers technology · same kind of website
Half Cat Rocketry shares open-source liquid rocket motor information and resources for amateur rocketry.
11
Robert’s Rocket Project
watzlavick.com/robert/rocketAlso covers technology · same kind of website
This project documents an amateur-built liquid-fueled rocket engine and flight vehicle, including engine project pages.
12
Also covers technology · same kind of website
The AoPS Alcumus system provides free online mathematics learning materials from Art of Problem Solving.
13
Ye Olde Rocket Forum
oldrocketforum.comAlso covers technology · same kind of website
Ye Olde Rocket Forum hosts discussions and recent activity about rocketry.
14
NAR
nar.orgAlso covers technology · same kind of website
The National Association of Rocketry provides information and resources for hobby rocket enthusiasts.
15
Zygote Body
zygotebody.comAlso covers macos and technology · same kind of website
The Zygote Body site presents a virtual 3D anatomy atlas with model viewing, embedding, and account settings.
16
LAMMPS
lammps.orgAlso covers technology · same kind of website
The LAMMPS software simulates classical molecular dynamics, with a focus on materials modeling.
17
CFDTool
cfdtool.comAlso covers technology · same kind of website
CFDTool provides a computational fluid dynamics toolbox for running simulations.
18
SimScale
simscale.comAlso covers technology · same kind of website
SimScale provides cloud engineering simulation tools and information about its simulation workflows.
19
Javalab
javalab.org/enAlso covers technology · same kind of website
Javalab offers science simulations, probeware, and coding activities, including physics demonstrations.
20
oPhysics
ophysics.com/index.htmlAlso covers technology · same kind of website
Visitors can choose from interactive simulations on oPhysics to explore and learn about physics topics.
21
EduMedia
edumedia.comAlso covers technology · same kind of website
EduMedia offers interactive science and math simulations for STEM teaching.
22
WebGL Water
madebyevan.com/webgl-waterAlso covers technology · same kind of website
WebGL Water presents an interactive water simulation demo for use in a browser that supports WebGL.
23
EasyEDA
easyeda.com/editorAlso covers technology · same kind of website
EasyEDA supports circuit design, simulation, and PCB layout through an online electronic design environment.
24
Compare Pendulum
myphysicslab.com/pendulum/compare-pendulum-en.…Also covers technology · same kind of website
A physics simulation compares two driven pendulums that begin almost identically to demonstrate chaotic sensitivity to initial conditions.
No alternatives match this filter.
Alternatives to similar tools
Apple Silicon Guide24 alternativesWiki24 alternativesThrustCurve24 alternativesCFDTool24 alternativesSimScale24 alternativesJavalab24 alternatives
What is the best alternative to OpenRocket?
Based on features, tags and platforms, the closest alternatives to OpenRocket are Wiki, Openrocket, and Apple Silicon Guide.
Is there a free alternative to OpenRocket?
Yes. AoPS Alcumus is free or offer a free plan.
Alternatives are suggested from the purpose and features described in our listings. Different pages for the same product appear once. Read each description to check whether it fits your task. How we choose alternatives · Suggest an alternative