List of free sqlite stuff for developerππ½
If you're looking for all programming tools around sqlite (not just free). Check this page List of sqlite Programming Tools

SQL Online IDE
User-friendly interface for data science. No registration for start, No DownLoad, No Install. Online test SQL script.
Tag: sqlite, mysql, database-gui, playground

Turso
Eliminate application bottlenecks by bringing the performance and data portability of open source, lightweight SQL close to your users with low overhead
Tag: database, sqlite
9 GB of total storage Up to 500 databases Up to 3 locations 1 billion row reads per month 25 million row writes per month TypeScript, Rust & Go APIs Local development support with SQLite Works with all edge-native and serverless environments