Oggz comprises liboggz and the tool oggz, which provides commands to inspect,
edit and validate Ogg files. The oggz-chop tool can also be used to serve time
ranges of Ogg media over HTTP by any web server that supports CGI.

liboggz is a C library for reading and writing Ogg files and streams. It offers
various improvements over the reference libogg, including support for seeking,
validation and timestamp interpretation.

Homepage:
https://www.xiph.org/oggz/
