"Tools or software for generating diagrams" matching MCP connectors:

Read-only MCP server for the OrchestKit docs: full-text search + Markdown fetch. No auth.

Read-only public Twitter data and TweetAPI docs for AI agents. Not affiliated with X Corp.

Keyless docs search so coding agents wire up RoxyAPI: every endpoint, param and SDK call.

Canonical vocabulary server for autonomous business design. Exposes the Arco Lexicon as seven MCP tools: term lookup, related terms, alignment verification, citation formatting, source retrieval, term listing, and term suggestion. No authentication required. Streamable HTTP transport.

Honeydew AI Documentation MCP — semantic search and ripgrep-grade filesystem queries over Honeydew AI docs and OpenAPI specs, for AI coding agents.

Fonto (FontoXML) documentation for AI tools. Converts DITA XML to Markdown on demand.

Architecture docs and patterns for NestJS + Nuxt full-stack apps

Read-only docs for the Accordo CRM framework: what it proves, and where it stops.

The official Svelte MCP server providing docs and autofixing tools for Svelte development

An agent-friendly API for product changelogs. A unified registry via CLI, API, or MCP.

Send PDFs for legally binding electronic signature, free and unlimited. Tools to send documents with emailed signing links, track per-recipient signing status, and use free legal templates (NDA, lease, contractor agreement, and more) sendable by URL.

Turn a GitHub repo or docs site into agent-ready context: pack it or search it, over MCP.

Search the official MCP registry: 17,000+ servers with trust grades, stars, tools, install config.

Read-only MCP server for the WebAssembly spec: instructions, types, sections, search, proposals.

Independent MCP server for the TC39 specs (ECMA-262 + ECMA-402): clauses, search, diffs, history.

Wavedash docs and workflow guidance for building and publishing browser games.

Community-maintained knowledge base for Radix DLT — search, read, and contribute wiki pages.

Official Microsoft Learn MCP Server – real-time, trusted docs & code samples for AI and LLMs.

Free mechanical checks for AI text: unnamed counts, dangling references, bad arithmetic, misquotes.

Token-free MCP server for structured RevoGrid Core, Pro, and Enterprise knowledge retrieval.