They seem to be re-organizing the website structure [1] as well as updating the submitting system [2], and lately they were making some progress [3], but still need a lot of formatting work.

[1] https://github.com/ioccc-src/temp-test-ioccc [2] https://github.com/ioccc-src/mkiocccentry [3] https://fosstodon.org/@ioccc/112023138011006567

There are currently only two active maintainers. I guess any help is welcome.