- BeyzaK - Testing, discussions, ideas, motivation
- danielnaber - Help in the very early stages, Java coding
- gooofy - Programming of Zamia speech recognition, support, discussions
- synesthesiam - Discussions, support, creation of many great open-source tools in the voice-assistant and speech-recognition field (creator of Rhasspy)
- Mycroft - Creation of the open-hardware Mark 2 Dev Kit, Mimic3 TTS and many other great contributions to the voice-assistant field
- MtotheKay - Testing and help with openHAB integration and improvement
- whistler - Excessive FHEM and beta testing
- The great people from the FHEM forum - Testing, feedback and help
- EmonFan - Bug reports for Java 9+
- giostark - Italian translations
- ...