Best Sigil AI Skills & MCP Servers

1 curated Sigil skills and MCP servers — install any of them into Claude, Cursor, ChatGPT, n8n, or any AI stack with one command.

Sigil

MCP Registry

Persistent memory for AI coding agents. Local-first knowledge engine with atomic facts, entity graph, and hybrid retrieval. Auto-integrated with Claude Code via hooks; MCP-native for Cursor, Continue, Cline, Windsurf, and any other MCP client.

MCP Registry · ★ 5.0free

About Sigil skills on iClaude

iClaude is the universal install layer for AI skills. Every Sigil skill on this page can be installed into Claude Code, Claude Desktop, Cursor, ChatGPT, n8n, Codex, and more — using a single copy-paste command. No config drift, no per-stack adapters, no manual MCP wiring.

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