An electronic circuit simulator that runs in the browser, letting you build and simulate analog and digital circuits interactively.
2.5K+9 this week443TypeScriptGPL-2.0Well maintainedUpdated 4 days ago
1 alternative
Best open-source alternatives to Tinkercad Circuits (2026)
Looking for a free, open-source alternative to Tinkercad Circuits? These 1 projects can replace it. Each one passed our quality screening and is explained in plain words, so you can compare stars, license and maintenance at a glance.
Quick comparison
| Project | Stars | License | Last commit |
|---|---|---|---|
| pfalstad/circuitjs1 | ★ 2.5K | GPL-2.0 | 4 days ago |
FAQ
- Is there a free, open-source alternative to Tinkercad Circuits?
- Yes. The most popular open-source alternatives to Tinkercad Circuits on Repolode are circuitjs1.
- Which Tinkercad Circuits alternative should I choose?
- circuitjs1 has the most GitHub stars and is released under GPL-2.0. Compare the license and last commit of each option in the table above before choosing.
How this list is made: AI reads each project's documentation to match it with products it can replace, every project passes our quality screening, and the list is ranked by GitHub stars. Stars updated Nov 5, 2026. How Repolode works