Pleroma 2.10 is out, and this release includes several changes that improve interoperability with Mitra:

- All Mitra emoji reactions are displayed by Pleroma (this means fep_c0e0_emoji_react_enabled configuration flag can be removed).
- Mitra now can load replies from Pleroma servers

RE: https://pleroma.soykaf.com/objects/8ffdbe1f-ba91-470b-8037-8c56b4b52a74