Bluetooth beacon advocate Kontakt.io, a Polish firm that has grown steadily in the past few years, announced three new beacon designs last week, as well as opening its platform up to third-parties. It’s a big bit of news for the company, but the beacons market has gone notably quiet in the past year, despite the entrance of Bluetooth 5. After six years, Kontakt.io is releasing its first bracelet-based beacon. Called the Bracelet Tag (BT18-3), the unit has a panic button, motion sensor, and temperature sensor. The company says this makes it ideal for patient monitoring in elderly care facilities and hospitals, as well as for other monitoring systems such as schools and workplaces. With enough beacon units installed in a…