We've just released #Halcyon 2.1.3 with the following changes:
- Added a autocomplete feature for usernames,hashtags and emojis
-> Enable it in settings -> general if you want to use it
- Fixed a bug in the emoji picker (sometimes it didn't open)
You can download the release from https://notabug.org/halcyon-suite/halcyon/releases but please make sure not to delete the contents of your /data and /config directories.