Realme C3 (RMX2020) for /e/OS-a15 3.4
e-3.4-a15-20260114-UNOFFICIAL-RMX2020.zip
https://sourceforge.net/projects/eosbuildsronnz98/files/Realme/Realme%20C3/e-3.4-a15-20260114-UNOFFICIAL-RMX2020.zip/download
Please see sources and install instructions including recovery here:
https://xdaforums.com/t/rom-15-0-realme-c3-narzo-10a-crdroid-v11-x-official.4747179/
Use it at your own risk!
Please support the developer(s)!