# Vendor tree (dev-only)

Legacy **ardopcf** may exist under `vendor/ardopcf/` for local developer builds (`-DCRDOP_VENDOR_ARDOPCF=ON`). **Not** part of MAX25 release install.

Operator ARDOP (third-party host): [plugins/external/ardop/README.md](../../plugins/external/ardop/README.md) — separate from CRDOP.