Side-by-side comparison of two Model Context Protocol servers — install paths, tools, quality signals, and directory engagement so you can pick the right one for Claude, Cursor, and other MCP clients.
Lets an AI agent gate its own work before claiming "done": a fail-closed ship checklist (verifygate counts a check satisfied only if explicitly proven), required independent refute-first review, and an append-only sha256-chained receipts ledger that makes any edit to past receipts detectable. pip install mcp-agent-gate.
MCP server for Apple's Icon Composer: programmatically create .icon bundles with Liquid Glass effects (iOS 26+). 12 tools for icon creation, glass effect tuning, dark mode appearances, and App Store export.