"FIRST" matching MCP servers:

Long AI conversations fail in predictable ways. Context-First fixes all four: Failure Mode What Goes Wrong Context-First Solution Context Drift AI forgets earlier decisions and intent as the conversation grows context_loop + detect_drift continuously re-anchor every turn Silent Contradiction New inputs silently overrule established facts — the AI doesn't notice detect_conflicts compares every inp

This server integrates with Mozilla Developer Network (MDN) documentation to suggest CSS properties, check browser support, and provide implementation guidance with user consent mechanisms.

Enables querying hardcoded weather data for Delhi, Mumbai, and Bangalore through natural language, using a single stdio-transport tool that Claude can discover and call.

A tutorial MCP server that provides basic utility tools including time queries, arithmetic calculations, random number generation, string manipulation, and server information retrieval.

A basic MCP server implementing a weather tool using Next.js and the Vercel MCP adapter.

A local MCP server that connects Claude Desktop to execute custom local code, such as generating custom greetings.

Exposes a greet tool that takes a name and returns a greeting message.

A simple MCP server that provides a 'hello' tool to return a personalized greeting, demonstrating integration with Claude Desktop.

Enables deploying a remote MCP server on Cloudflare Workers without authentication, allowing users to define custom tools and connect clients like Claude Desktop or Cloudflare AI Playground.

An MCP server for controlling Adobe Photoshop from AI assistants, with Windows-first workflow, structured state, smoke-tested action playback, and a bundled Codex skill for image editing.

Enables AI agents to read and write a local-first knowledge base of plain markdown files in git, with governance gates for safe, hash-anchored edits.

Enables to perform mathematical calculations, retrieve weather information, and manage files through a standardized MCP interface, showcasing best practices for building MCP servers.

Read-only MCP server for querying DERO blockchain — blocks, smart contracts, transactions, network info. Privacy-first, runs locally.

MCP server for SpeechWeave transcription, enabling AI assistants to transcribe local files and URLs via wait-first or async tools.

First Voice AI MCP for AI Agents

Local-first MCP server for discovering, downloading, and analyzing official IBGE microdata using DuckDB and Parquet.

Scan and claim reclaimable SOL from dormant Solana wallet accounts. The first Vibe Claiming MCP server.

local-first long-term memory for MCP agents (no DB, no API keys)

Local-first, zero-egress security scanner for AI-generated / "vibe-coded" JS/TS. Bundles Opengrep, Gitleaks & Trivy behind one CWE-keyed schema and adds AI-code-specific checks (client-side secret exposure, Supabase RLS, prompt-injection & LLM-output XSS sinks). No account, no telemetry.

Filesystem first MCP server for Obsidian vaults with an LLM-Wiki layer on top.