Today in Obnam development I added implemented the start of chunk management in the server API: upload, download, and delete chunks, and search for them by label. This is a conceptually very big step. Next up is making chunk storage persistent...

Obnam is my backup program, in development. I'm building it because I can't not. If you'd like Obnam to serve your needs, get in touch.

https://obnam.org/blog/2026/09-api-get-put-chunks/

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#backupImplementation

Obnam server API: GET and PUT chunks