Developer Blog
Advanced Image Processing
Fitbit Community MVP Matthew Clark explains how he overcame the challenges of processing images for Fitbit's Always-on display on Versa 2. Read more
Announcing the Fitbit Developer Community MVP Program
This new annual program enables our dedicated and passionate community members to help Fitbit grow and support the Fitbit OS development community, and increase engagement while building closer ties to our beloved developers. Read more
Announcing Fitbit OS SDK 4.1
This update for the Fitbit OS SDK adds a new API for calendar access, Always-on Display API, detecting a user’s primary goal, and some rather useful enhancements to the Document API. Read more
Announcing Fitbit OS SDK 4.0
This update for the Fitbit OS SDK adds support for Versa 2 devices, provides developers with advanced cryptographic functionality, multi-view SVG, App Cluster Storage API, and much more! Read more
Announcing Fitbit OS SDK 3.1
We're proud to announce the latest version of the software development kit for Fitbit OS. SDK 3.1 adds support for the new Fitbit Versa Lite, and the ability to localize your apps and clock faces with our new i18n API. Read more