M.int

Here are the different methods of uploading to libgen. The forum (you need to make a throwaway account) is online at the moment.
If you don’t want to do that, just wait a bit for libgen to come online again.

SLUM: The Shadow Library Uptime Monitor
For an uptime overview.

On ultra.cc Plex usage doesnt count towards the upload quota.

FMHY is awesome, you can find links to pretty much anything there (torrent sites, DDL, guides, etc).
And unlike most other link collection sites, it is actively maintained.