Best OpenLSTO Alternatives in 2026
Updated
19 apps from generative design software ranked against OpenLSTO on the same published basis.
- 1OpenLSTO vs TopOpt
- 2OpenLSTO vs Avocado
- 3OpenLSTO vs Dakota
- 4OpenLSTO vs OpenMDAO
- 5OpenLSTO vs Plato
- 6OpenLSTO vs ARL Topologies
- 7OpenLSTO vs NETVIBES
- 8OpenLSTO vs Ansys optiSLang
- 9OpenLSTO vs FEniTop
- 10OpenLSTO vs OpenPISCO
- 11OpenLSTO vs modeFRONTIER
- 12OpenLSTO vs nTop
- 14OpenLSTO vs SmartDO
- 15OpenLSTO vs FreeTO
- 16OpenLSTO vs SIMULIA Tosca
- 17OpenLSTO vs Z88Arion
- 18OpenLSTO vs CAESES
- 19OpenLSTO vs OrCAD X
- 20OpenLSTO vs ICEM Surf
OpenLSTO alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | TopOpt | 6.7 | Free plan | Free | Android, iOS, Linux, Mac, Web, Windows |
| 2 | Avocado | 6.5 | Free plan | Free | Android, Linux, Mac, Windows |
| 3 | Dakota | 6.5 | Free plan | Free | Linux, Mac, Windows |
| 4 | OpenMDAO | 6.3 | Free plan | Free | Linux, self-hosted |
| 5 | Plato | 6.3 | Free plan | Free | Linux |
| 6 | ARL Topologies | 6.2 | Free plan | Free | self-hosted |
| 7 | NETVIBES | 5.6 | No | — | Android, iOS, self-hosted, Web |
| 8 | Ansys optiSLang | 5.5 | No | — | Linux, self-hosted, Web, Windows |
| 9 | FEniTop | 5.5 | No | — | Linux, self-hosted, Windows |
| 10 | OpenPISCO | 5.5 | No | — | API, Linux, Mac, Windows |
| 11 | modeFRONTIER | 5.4 | No | — | API, Linux, self-hosted, Windows |
| 12 | nTop | 5.3 | No | — | Linux, Windows |
| 14 | SmartDO | 5.3 | No | — | API |
| 15 | FreeTO | 5.2 | No | — | — |
| 16 | SIMULIA Tosca | 5.1 | No | — | — |
| 17 | Z88Arion | 5.1 | No | — | Windows |
| 18 | CAESES | 5.0 | No | — | Linux, self-hosted, Windows |
| 19 | OrCAD X | 5.0 | No | — | Web, Windows |
| 20 | ICEM Surf | 4.8 | No | — | Windows |
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Questions about OpenLSTO alternatives
What is the best alternative to OpenLSTO?
TopOpt, number 1 in generative design software with a score of 6.7 out of 10. The others here: Avocado, Dakota, OpenMDAO and 15 more.
What is the best free alternative to OpenLSTO?
TopOpt is the best-ranked alternative with a free plan. 6 of the 19 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.