https://bluebubbles.app/ https://bluebubbles.app/ https://airmessage.org/ https://airmessage.org/ (dev on subreddit indicates it will be open sourced once some

https://bluebubbles.app/ https://bluebubbles.app/ https://airmessage.org/ https://airmessage.org/ (dev on subreddit indicates it will be open sourced once some code cleanup happens)