work.nacre/nacre
Nacre
Self-hosted permission-aware context layer. Search returns only what the caller may read.
needs env probed 2026-10-15
MCP error -32000: Connection closed configuration is not usable: - NACRE_CANONICAL_URL is not set - NACRE_PG_URL is not set - NACRE_QDRANT_URL is not set
- Run it
- npx -y @nacre.work/mcp@0.26.4 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Repository
- https://github.com/nacre-work/nacre
- Website
- https://nacre.work
- Registry
- active, updated 2026-09-25 · registry entry
- Reachable
- 0 of the last 1 probe
Badge and feed
[](https://mcpcost.ulehla.dev/s/work.nacre/nacre)
An entry for every probe that changed the result, the tool count or the token cost: Atom feed. Add it to a feed reader or a Slack RSS app to hear when the server stops answering or its tool set grows.