Free downloads
Useful files we give away — libraries, design rules and a sample output package so you can see exactly how our files are organised.
Circuit Academy KiCad Library
Curated symbols, footprints and 3D models for parts we actually use in production.
KICAD_SYM · PRETTY · STEP
JLCPCB 4-layer design rules
Drop-in .kicad_dru with 6 mil / 6 mil rules matched to the JLC04161H-7628 stackup.
KICAD_DRU
Sample Gerber package
A full RS-274X + Excellon 2 output set so you can inspect our file conventions.
GBR · DRL
BOM template with sourcing columns
Spreadsheet template with LCSC / Mouser part columns and alternates built in.
XLSX · CSV
Enter your email once per file to unlock it — or log in to skip the gate entirely.