The services I mentioned do not limit which parts to use. But they have a cache of parts that are quickly accessible, so if you use those part your board is made much faster.
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Kind regards,
Peter Dalmaris, PhD
Founder, Tech Explorations, Inc.
Online instructor (Arduino, Raspberry Pi, KiCad and more)
Author of Electronics Education for Makers & KiCad Like a Pro
techexplorations.com
@futureshocked
Peter Dalmaris