You are most likely looking for Joplins REST API detailed on the Joplin homepage. My API communicates with the Joplin Terminal Application. Should you nonetheless find it to your liking -- feel free to contribute!
- helpers.py helpers
- joplin_cli.py code for Joplin CLI commands
- joplin_cli_tests.py simple tests of joplin_cli.py
- joplin_cli_extended.py extended functionality (coming)
- 27.01.2022 - Minor revisions, uploaded joplin_cli_tests.py
- 16.01.2022 - Initial commit. Bugs guaranteed. Upcoming: joplin_cli_extended.py -- some functionality built atop Joplin CLIs native functions.