# Catalogue

> Public catalogue components.

JSON: https://leyline.ahensya.com/api/v1/components

- [Firecrawl](https://leyline.ahensya.com/components/firecrawl.md): Crawl and extract clean page content for LLM pipelines. A common agent research tool and a Leyline evidence source class.
- [LlamaIndex](https://leyline.ahensya.com/components/llamaindex.md): Data framework for retrieval and agents. Memory and index slices, not a whole 'RAG product' box.
- [Build software better, together](https://leyline.ahensya.com/components/build-software-better-together.md): ## Here are 48 public repositories matching this topic...
- [PulseMCP](https://leyline.ahensya.com/components/pulsemcp.md): Directory of MCP servers, clients, use cases, and tools plus an MCP newsletter, with listing ingestion currently paused for process rework.
- [telemetry.dev](https://leyline.ahensya.com/components/telemetry-dev.md): Hosted observability for AI/LLM apps. Product line: every model call, tool step, and retrieval in one OpenTelemetry trace, with tokens, cost, latency, and errors. Ingest via TypeScript or Python SDKs, or any OTLP exporter. Cost is computed server-side against 4700+ models.
- [Local FAISS MCP Server](https://leyline.ahensya.com/components/local-faiss-mcp-server.md): Local FAISS vector store exposed as an MCP server for document ingestion, embeddings, persistent indexes, semantic search, optional re-ranking, and RAG-style retrieval with MCP prompts.
- [Local Office](https://leyline.ahensya.com/components/local-office.md): A native Mac document assistant with local ingestion, cited answers and a document-derived wiki.