Developer Tools MCP servers

Top 100 by trust score Trust score 0–100

• Roast My Design System

  Audit your Design System and serve your Agent the rules that keep AI-written UI on-system.

  npm 98

• io.github.palimkarakshay/abap-mcp

  Offline SAP ABAP/RAP tools for AI agents: lint, Cloud readiness, released APIs, knowledge.

  npm 97

• io.github.andypgray/resharper-cli-mcp

  ReSharper CLI inspection/cleanup via MCP. Unofficial: not affiliated with or endorsed by JetBrains.

  nuget 96

• High Performance MCP Server

  High-performance, modular MCP v2 server with safe profiles, worker pool, caching, and stdio.

  npm 96

• UI Beats

  MCP server for UI Beats. Let your coding agent search, read and install animated React components.

  npm 96

• io.github.Dave-London/lint

  Structured linting output (ESLint, format-check) as typed JSON diagnostics.

  npm 96

• io.github.Dave-London/npm

  Structured npm/pnpm operations (install, audit, outdated, list) as typed JSON.

  npm 96

• io.github.Dave-London/pare-npm

  Pare npm ג€” Structured npm/pnpm operations (install, audit, outdated, list, run) as typed JSON.

  npm 96

• OPC UA Modeler

  OPC UA companion spec types, namespace dependencies, and engineering units for AI agents

  remote · npm 96

• io.github.pocketlantern/pocketlantern

  Blocker-aware decision layer for AI coding agents, grounded in source-linked, time-sensitive facts.

  npm 96

• codecalc

  Code & logic calculator for AI agents: 31 languages, symbolic math, SMT/logic solving, Big-O.

  pypi 96

• Budgetary: estimate token spend

  Pre-flight token-spend estimate (range, scenario, confidence) for a coding task, or an abstention.

  npm 96

• io.github.tosin2013/mcp-adr-analysis-server

  ADR drift detection, content safety, and decision memory for architectural decisions

  npm 96

• io.github.w1ckedxt/cynicalsally

  Brutally honest code reviews: scores, real issues, and usable fixes. CLI + MCP server.

  npm 96

• io.github.Aethis-ai/aethis-mcp

  Deterministic eligibility decisions and test-driven rule authoring via the Aethis developer API.

  npm 95

• io.github.blackwell-systems/agent-lsp

  Orchestrates language servers into 65 code-intelligence tools across 32 languages, token-optimized.

  npm 95

• com.shiftinbits/constellation

  Code Intelligence Platform for AI Coding Agents

  npm 95

• com.skillmd/skillmd

  Search, fetch, lint, and install Agent Skills (SKILL.md) from the SkillMD registry.

  remote · npm 95

• io.github.daedalus/mcp-rpn

  MCP server that exposes an RPN calculator

  pypi 95

• io.github.Dave-London/make

  MCP server for Make/Just task runners with structured, token-efficient output

  npm 95

• io.github.Dave-London/pare-python

  Pare Python ג€” Structured Python tool output (ruff, mypy, pip, uv, black, pytest) as typed JSON.

  npm 95

• io.github.DigiCatalyst-Systems/dep-diff-mcp

  Translates a lockfile diff into a human-readable upgrade plan for npm, PyPI, and GitHub Actions.

  remote · npm 95

• io.github.dir-ai/voyager-repo

  An AI agent's safe read-only scout to orient in an unknown repository before touching it.

  npm 95

• Distil

  Reversibly compress tool outputs to recoverable handles; expand to exact original bytes on demand.

  pypi 95

• CodeY CMS

  Discover, evaluate, install, and validate generated websites for the self-hosted CodeY CMS.

  npm 95

• NeuralNg Angular UI Expert MCP

  Angular UI expert for NeuralNg discovery, composition, validation, icons and project-aware themes.

  npm 95

• Tseha

  Serves your design system and coding standards to coding agents, so they stop guessing.

  remote 95

• walkerOS Source Browser

  Generate, parse, and validate walkerOS data-elb HTML tagging attributes

  npm 95

• io.github.jananadiw/codex-tldraw-mcp

  A Codex stdio MCP server that generates repo-local tldraw diagrams and detects code graph drift.

  npm 95

• Topos

  Structural code-quality tools for AI coding agents.

  pypi 95

• L10n.dev - AI Localization Agent

  MCP Server that turns your AI agent into a localization expert with token-efficient i18n translation

  npm 95

• liquefy-ui

  Answers questions about liquefy-ui from its real API surface, so an agent stops inventing props.

  npm 95

• AI Usage

  Reports real token usage and cost from Claude Code and OpenCode data. Nothing leaves your machine.

  npm 95

• NVIDIA Elements

  NVIDIA Elements UI design system and agent tools for AI/ML, robotics, and autonomous vehicles.

  npm 95

• io.github.Shipi18n/shipi18n

  Check locale files for broken placeholders, plurals and missing keys. Validators need no API key.

  npm 95

• Phonebook

  Self-hosted gallery of your SwiftUI #Preview and Jetpack Compose @Preview screens.

  npm 95

• Nanostores MCP

  Debug and analyze Nanostores apps with AI: scan stores, monitor runtime events, and search docs.

  npm 95

• autorouter

  An MCP capability router: one search tool instead of every server's tool schema.

  npm 95

• XLIDE

  Read, write, analyze, test and diff the VBA, forms, Power Query and cells in Office files

  pypi 95

• ArcAgent MCP

  ArcAgent MCP server for bounty discovery, workspace execution, and verified coding submissions.

  remote · npm 94

• pyslang-mcp

  Compiler-backed read-only Verilog and SystemVerilog project analysis.

  pypi 94

• Rebuild Dossier

  MCP server that reverse-engineers a locked rebuild spec from an existing app.

  npm 94

• io.github.Dave-London/go

  Structured Go tool output (build, test, vet) as typed JSON diagnostics.

  npm 94

• io.github.Dave-London/pare-go

  Pare Go ג€” Structured Go tool output (build, test, vet, fmt, mod) as typed JSON diagnostics.

  npm 94

• io.github.Dave-London/pare-lint

  Pare Lint ג€” Structured linting and formatting (ESLint, Prettier, Biome, Oxlint) as typed JSON.

  npm 94

• e18e

  The official e18e MCP server keeping your agent in check from installing bloated dependencies.

  remote · npm 94

• io.github.ezrabrilliant/staruml-mcp

  MCP server for StarUML — generate UML diagrams from AI agents via stdio or HTTP.

  npm 94

• Code Lens

  Gemini-powered MCP server for code analysis.

  npm 94

• Cortex MCP — Multi-Level Reasoning Server

  Multi-level reasoning MCP server with configurable depth levels

  npm 94

• zoxide-doctor

  Read-only local zoxide diagnostics for MCP clients.

  npm 94

• Martin Loop

  One system around coding agents to run, verify, recover, and hand off software work.

  npm 94

• io.github.Nekzus/npm-sentinel-mcp

  Advanced NPM analysis: Recursive security scanning, ecosystem awareness, and deep insights.

  npm 94

• Skills Anywhere

  Discover and load Agent Skills from configured local directories and Git sources over stdio MCP.

  npm 94

• Symfony Agent MCP

  Read-only Symfony introspection: routes, services, entities, Doctrine, security, Twig and more.

  npm 94

• Perfonext Build MCP

  MCP server for Next.js build stats, chunk attribution, and bundle optimization advice.

  npm 94

• Tolgee

  Your app's translations in Tolgee: search keys, create translations, trigger machine translation

  remote 94

• io.github.veldica/publishready

  PublishReady: Deterministic writing control with local-first metrics and AI prose audits.

  npm 94

• bolthub

  The bolthub API marketplace, L402 gateways, and your other MCP servers, on one Lightning budget.

  npm 93

• dashboardbase

  Validate dashboardbase widget endpoint responses and setup files against the live contract.

  npm 93

• Godai

  Automate the Godot Engine editor: edit scenes and scripts, run projects, manage engine versions

  npm 93

• io.github.Dave-London/build

  Structured build tool output (tsc, generic commands) as typed JSON diagnostics.

  npm 93

• io.github.Dave-London/http

  MCP server for HTTP requests (curl) with structured, token-efficient output

  npm 93

• io.github.Dave-London/pare-build

  Pare Build ג€” Structured build output (tsc, esbuild, vite, webpack) as typed JSON diagnostics.

  npm 93

• io.github.Dave-London/pare-http

  Pare HTTP ג€” Structured HTTP request operations (GET, POST, HEAD) as typed JSON.

  npm 93

• io.github.Dave-London/pare-make

  Pare Make ג€” Structured Make/Just task runner operations (run, list) as typed JSON.

  npm 93

• io.github.dir-ai/repotector

  The repo guardian AI agents handshake with before they touch your code.

  npm 93

• io.github.FlywheelStudio/ulink

  Deep linking for iOS, Android & Flutter. Firebase Dynamic Links alternative.

  npm 93

• io.github.freema/mcp-design-system-extractor

  MCP server for Storybook design systems — extract component HTML, styles and metadata.

  npm 93

• io.github.growthbook/growthbook-mcp

  Thin MCP server for GrowthBook — skill loader + authenticated API passthrough

  npm 93

• io.github.kyungseopk1m/semver-checks

  Detect breaking changes in your TypeScript library's public API and recommend the SemVer bump.

  npm 93

• MCP Sidecar

  Cross-platform MCP server for managing long-lived background processes from any MCP client

  npm 93

• Grok Build

  Run the Grok Build CLI as MCP tools: agent runs with live progress, code review, web research.

  npm 93

• Locus

  Lightweight MCP server for LSP code intelligence — symbol lookup, refs, types, diagnostics.

  npm 93

• kiriya

  Developer tools for files, git, ports, processes and more, the same on Windows, Linux and macOS

  npm 93

• BackendGen

  Validate compact backend specs and generate tested NestJS, Prisma, and PostgreSQL repositories.

  npm 93

• Calculator

  Exact arithmetic: one calculator tool over an AST allowlist, with integers exact at any size.

  pypi 93

• io.github.tunahanaliozturk/partner-center-mcp

  Unofficial Partner Center REST API knowledge & codegen assistant (scenarios, auth, errors).

  npm 93

• io.github.xxxoooxoxo/wiff

  Deterministic, resumable multi-agent workflows across Codex, Claude, Cursor, and Kimi.

  npm 93

• GodPrompt MCP Server

  GodPrompt MCP + Agent Skill for coding agents with TDD, debugging, verification, and task routing.

  remote · mcpb · npm 92

• Codex Delegate

  Bridge AI coding hosts to the OpenAI Codex CLI for delegated implementation.

  npm 92

• io.github.Dave-London/cargo

  Structured Rust cargo operations (build, test, clippy) as typed JSON.

  npm 92

• io.github.Dave-London/pare-cargo

  Pare Cargo ג€” Structured Rust cargo operations (build, test, clippy, fmt, doc) as typed JSON.

  npm 92

• io.github.dev-proxy-tools/mcp

  MCP server for Dev Proxy that enables AI assistants to interact with Dev Proxy.

  npm 92

• OrchestrUI

  Deterministic UI policy, discovery and audits for coding agents across seven ecosystems.

  npm 92

• Godot MCP Runtime

  Zero-addon MCP server for Godot 4: agents edit, run, and play-test the game.

  npm 92

• Galaxy Nebula MCP Server

  MCP server exposing Galaxy UI components — manifests, source code, and framework coverage

  npm 92

• io.mcprating/gateway

  Find MCP servers in the MCP Rating index and connect on demand, with env vars scoped per server.

  npm 92

• Oh My Posh Configurator

  MCP server for creating, validating, and exporting Oh My Posh terminal prompt configurations.

  npm 92

• Aperture MCP

  Flag when a tracked commitment vanishes verbatim between two versions. A signal, not a judge.

  pypi 92

• io.github.jschoemaker/mcpgo

  Manage your Claude Code MCPs by talking to Claude — list, restart, wrap, and more.

  npm 92

• Mushi Mushi

  The bug mediator for AI-built apps: plain-English diagnosis + a ready fix, in your editor.

  remote · npm 92

• io.github.neogeweb3/code-health-suite

  16 engines, 28 MCP tools for Python code quality. Zero external dependencies.

  pypi 92

• Packkit

  Scaffold, compose, and upgrade modern multi-language projects as a native tool for AI agents.

  npm 92

• io.github.Reachpad/reachpad-mcp

  Coding agents build full-stack apps in persistent workspaces and share them by link.

  remote · npm 92

• io.github.shivam-app-developers/ai-optimizer

  MCP server that cuts AI coding agent token usage via framework-aware context optimization

  npm 92

• Qwen DAP MCP

  Native runtime debugging via DAP-to-MCP for crashes, hangs, dumps, symbols, and forensics.

  npm 92

• Django Chainsaw

  Finds what will hurt in a Django project: cascades, N+1, unsafe migrations, tenant leaks.

  pypi 92

• io.github.UI5/webcomponents-react-mcp-server

  MCP server for UI5 Web Components for React - Developer documentation and API assistance

  npm 92

• io.github.Vasilispapg/claude-handoff

  Session handoff for Claude Code: list sessions and build handoff docs another agent continues from.

  pypi 92

• CGIS Code Graph

  Code graph for AI agents: impact analysis and call tracing for Python, TypeScript and Go.

  pypi 92