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symbols.buildwithtrace.com is a catalog, distribution hub, and community platform for EDA schematic symbols — 30,943 symbols across 251 libraries (Trace + CERN). It is a thin client: browsing is served from a committed JSON index, and generation/persistence is proxied to the Trace backend.

Routes

Data model

footprint and footprint_filters on a Symbol are symbol metadata (which PCB footprint(s) the symbol maps to) — not the same thing as the Footprints platform.

Categories

Symbols are classified into ~16 categories (power, mcu, analog, passive, connector, logic, communication, sensor, display, ic, rf, memory, battery, …). For display, power_symbol, graphical, and mechanical are merged into “other”, and the other filter expands back to all three on the server. Counts come from /api/categories at runtime.

Where to go next

Browse & Search

Generate

Contribute

Clipboard & Download

Saved & Community

API Reference

Data Layer