Best Developer AI Skills & MCP Servers

Scaffold for legible, reviewable AI-assisted development

LLM-optimized Figma MCP server.

29 developer utilities as an MCP server — JSON repair, SQL format, hash, encode/decode, UUID, regex, CSV, subnet calc, diagram generation, git diff parsing, DB schema parsing, JSON schema validation, and more. No API keys. Runs locally.

BuyAPI CLI and MCP server — unbiased vendor intelligence for AI coding agents

Complete Model Context Protocol (MCP) server for Apple's App Store Connect API — 1221 tools, 100% coverage. TestFlight, Xcode Cloud, Game Center, App Clips, in-app purchases, subscriptions, analytics, review submissions, provisioning. Works with Claude, C

A local MCP server that breaks on demand. Test your client against auth failures, disappearing tools, flaky responses, and token expiry.

Hud MCP

Developer tools — loads shell, sandbox, batch for command execution and scripting.

MCP server for LaunchRoad — gives any MCP-compatible AI coding assistant (Claude Code, Cursor, VS Code, ChatGPT Desktop) live read/write access to your team's shared brain.

MCP server for TaskBounty. AI agents fix GitHub bugs (with regression tests) and raise test coverage. Funded in USD, paid in USDC, ETH, or BTC.

Unified npm bootstrap for the Yaver agent, SDK injection, and local-first developer runtime

Stop demoing with test123. Realistic, domain-aware form data in one click.

Varity MCP Server: deploy any app or AI agent from Cursor, Claude Code, VS Code, Windsurf, or ChatGPT — cheaper than Vercel, Railway, and Render

MCP server providing seamless access to Apple Developer Documentation with smart search and wildcard support

Slack MCP without OAuth. 21 tools (16 read/write Slack + 2 workflow profile primitives + 3 hosted-brain upgrade stubs). Free OSS or hosted (free tier no card; $9/mo Pro = unlimited; morning DM rolling out Q2 2026).

X (Twitter) data platform skill for AI coding agents. 100+ REST API endpoints, 2 MCP tools, 23 extraction types, HMAC webhooks.

Official Taxida MCP server and developer toolkit for cab search, booking, and trip workflows.

Developer context continuity system — temporal knowledge graph for AI coding agents via MCP. Inspired by Vannevar Bush's 1945 concept of a machine that remembers everything.

A local stdio MCP server that gives coding agents safe deterministic access to common local developer operations.

MCP Server for AntV visualization libraries development, which provides documentation context and examples for visualization developers.

GitLab tools plugin for OpenCode - provides GitLab API access for merge requests, issues, pipelines, and more

Developer logbook MCP server. Notes, TODOs, reminders, code TODOs over an Obsidian vault. 5 consolidated MCP tools + native CLI. Auto-wikilinks, layered config, Orama search. Works with Claude, Cursor, Windsurf, Copilot, Gemini, Codex.

Organize all your Claude Code memories, skills, MCP servers, commands, agents, rules, and hooks — see what loads globally vs per-project, then move items between scopes

The Most Comprehensive ServiceNow AI Toolkit — 400+ MCP tools + 26 AI capabilities (scan, review, build, ops, docs) + direct BYOK mode. Integrates with Claude, ChatGPT, Gemini, Cursor, GitHub Copilot and any LLM.