Mods Catalog

Harness modifications let agents
adapt through code.

Install with letta install <source>

Official mods are maintained by Letta. Community mods are owner-maintained. All mods run as local code, so review the source before installing.

Retired packages are omitted from this list. Existing npm releases remain installable with letta install npm:<package>, but receive no new Letta releases. See the retirement records for original ownership and replacements.