Inbox by Gmail Checker is written and maintained by Joe Esposito, along with the following contributors:
- James Neal (@james0x0A)
- Amelia Michlig (@michliga)
- Daniel Peukert (@dpeukert)
- Davit (@davo11122)
- Robert Orzanna (@orschiro)
- ShaLi Shaltiel (@shali3)
- Nikodem Ośmiałowski (@Najki)
- Carlos Cabral (@CarlosHBC)