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buf

reference corpus · status live · domain API (API design and specification) · lane A · refresh pinned · tags GLOBAL · PROTOBUF · BUF · LINT · BREAKING-CHANGE · SCHEMA-REGISTRY

What an agent uses it for

An agent managing protobuf schemas (lint, breaking-change detection, build, deps) queries this for Buf's module model and rule sets.

Use it
curl -fsSLO https://raw.githubusercontent.com/xerj-org/xerj/corpus-hub/tools/xerj-code/hub/buf.json
xerj corpus add --from ./buf.json
xerj corpus index buf then xerj code buf "your question"

Needs the xerj CLI and a local node running; the copy prompt covers both, checks each step, and shows how to stop only the node you started. No shell: the MCP tool xerj_code_search with corpus: "buf", once the corpus is indexed on the node.

Sources and pins

sourcepinlicencesizereview note
buf 91f127d31d2dApache-2.0 13.0 MB / 3,150 files licence host-verified (ok-spdx): Apache-2.0

13.0 MB across 3,150 files. Added 2026-10-13.

Rights

Apache-2.0. Redistribution permitted with attribution per the licence review. The review block records a human opening each licence file at the pin. Detector output is a hint, never the verdict.

Retrieval spot-check (G7)

Not yet spot-checked. Queries are pre-registered in the registry before grading.