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SnapEDA follows IPC-7351B standards for its decals (footprints), and a combination of IEEE-315 and its own standards for symbols.
All models are created by our component engineering team using a mix of automated and manual processes, and verified with a three-step verification process.
Learn more about our standards here.
SnapEDA's libraries are free, but if a part isn't yet available, we'll deliver it to you within 24 hours!