My Balsa & Glass Workshop documents scratch-built balsa radio-controlled models and workshop projects.
OpenVSP vs eCalc
How do OpenVSP and eCalc compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | OpenVSP | eCalc |
|---|---|---|
| What it is | OpenVSP provides aircraft geometry modeling tools and information about workshops and getting started. | eCalc simulates electric drives for radio-controlled models and helps users select motors and components. |
| Website | ||
| Type | Website | Website |
| Topic | ||
| Pricing | Not confirmed | Not confirmed |
| Platforms | Web | Web |
| Open source | Not stated | Not stated |
| Language | — | English |
| Alternatives |
Other options to consider
Sites similar to both OpenVSP and eCalc.
RCPlanes Online offers a beginner's guide to basic aerodynamics and information for radio-controlled aircraft hobbyists.
ThrustCurve provides model and high-power hobby rocket motor data, including manufacturer specifications and certified performance.
openMotor simulates internal rocket motor ballistics, estimating chamber pressure and thrust from propellant, grain geometry, and nozzle details.
Outerzone lets visitors search and browse plans for model aircraft, including its catalog of more than 16,000 plans.
The LAMMPS software simulates classical molecular dynamics, with a focus on materials modeling.





