No moat. Still in business.
Software directory for those who don’t want to rebuild, own the updates, the bugs, the support.
- CircuitLab
Draw electronic schematics and run analog and digital circuit simulations in the browser, with no install needed.
Since 2012
Design and images · Schools and tutors
- Copperhead
An AI agent that edits KiCad schematics and boards and reruns electrical and design rule checks until they pass.
Since 2026
Free · Developer tools
- Traceformer
Upload a KiCad or Altium schematic and get an AI review of wiring mistakes checked against part datasheets before you order boards.
Since 2026
Free plan · Something else · Manufacturing
- Embedr
A desktop workspace where an AI agent helps hardware makers read datasheets, lay out KiCad boards and write firmware.
Since 2025
Free plan · Developer tools · Developers
- BV Circuits
Upload a schematic, netlist and parts list to get a report of wiring mistakes and design fixes before you order boards.
Since 2026
Something else