A AppGoblin report on the relative increase and decrease in mobile app SDKs from the top 50k apps in the app stores. Most of the data is from Android with some iOS. The apps are limited to those that were released before June 2025.

Check the developement tools for open source / development libraries.

Some interesting take aways:

Rive saw big increase in apps. Developer focused analytics like Datasig, PostHog saw big increases MongoDB decreased