"How to Connect to a PostgreSQL Server" matching MCP connectors:

Persistent project context — Rust-native MCP server. IANA-registered .faf format.

FastMCP server for posting formatted content to X (Twitter) — Tollbooth-monetized, DPYC-native

Optionality — AI-judged options trading drill, Tollbooth-monetized MCP server

Search WindowsForum.com threads, posts, and Windows news; fetch documents and Microsoft KB info.

Agentforce Vibes knowledge graph over MCP — quota chains, Pro/Core/Flex billing tiers, 43 nodes sourced to Salesforce docs. Works in claude.ai in 30 seconds.

Hosted MCP server for Retro Diffusion. Generate authentic, grid-aligned pixel art — sprites, characters, animations, and tilesets — from Claude, Cursor, VS Code, Windsurf, or any MCP client. 90+ styles, free cost estimation, pay-per-generation with no subscription and credits that never expire.

Brazilian fiscal MCP server - issue NF-e, NFC-e, NFS-e, CT-e, MDF-e and DC-e via SEFAZ.

The industry standard reference for safe, observable, and steerable AI agent UX. Browse and search the 10 Blueprint principles, principle clusters, curated implementation examples, and application guides. 13 public tools require no credentials. Tools for learning path, coaching context, and handoffs require a Firebase Bearer token. Validation and usage summary tools require a Pro or Teams membership.

Pronunciation scoring, speech-to-text, and text-to-speech for language learning

MCP server for the RPG-Schema.org definition and helping the usage of RPG-Schemas in TTRPG manuals

MCP server that delivers up-to-date Bitrix24 REST API documentation.