hexdocs_mcp

0.4.0

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HexDocs MCP is a project that provides semantic search capabilities for Hex package documentation, designed specifically for AI applications. It downloads, processes, and generates embeddings from Hex package documentation and provides a Model Context Protocol (MCP) server for searching.

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hexdocs_mcp lib hexdocs_mcp repo.ex

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lib/hexdocs_mcp/repo.ex

defmodule HexdocsMcp.Repo do
  use Ecto.Repo,
    otp_app: :hexdocs_mcp,
    adapter: Ecto.Adapters.SQLite3
end

Search filters

Type any of these into the search box. They can be combined with free text which searches package names and descriptions.

Operator	Description	Example
name:	Match package name. Supports * wildcards and repo/package form	name:phx* or name:hexpm/phoenix
description:	Full-text search of package descriptions	description:auth
depends:	Packages depending on a given package. Supports repo:package form	depends:ecto or depends:hexpm:ecto
build_tool:	Filter by build tool	build_tool:mix
updated_after:	Packages updated after an ISO8601 datetime	updated_after:2025-01-01T00:00:00Z
extra:	Match custom metadata (key,value). Nested keys are separated by commas	extra:license,MIT

Wrap values in double quotes to include spaces, e.g. name:"my package".