Sageru
Sageru (下げる) means "to lower" and is often abbreviated to "sage" on Textboards and imageboards.
There are a number of pages you may be looking for:
- 6channel – sageru.org
- sageru_irc – irc.sageru.org
- meltingwax – admin of sageru.org
- Bees – mascot of sageru.org
- sage – popular abbreviation of "sageru"