Developer tools MCP servers

6,916 servers

Build, test, lint and debug code from your client: linters, test runners, package managers and language tools.

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digital-ai-testing-mcp io.github.digitalai-opensource/digital-ai-testing-mcp

MCP server for Digital.ai Testing — device farm, app lifecycle, test runs, reporting and analytics, performance, live mobile and browser inspection, and test authoring

Version check not run yet

Developer tools npm Local 520 a week APACHE-2.0
krds-a11y-mcp io.github.kim-dongho/krds-a11y-mcp

KRDS 컴포넌트 공급 + KWCAG 2.2 접근성 자가진단 MCP 서버

Version check not run yet

Developer tools npm Local 516 a week MIT
Eval Runner io.github.dbsectrainer/mcp-eval-runner

A standardized testing harness for MCP servers and agent workflows

Version check not run yet

Model and agent tools Official MCP Registry · npm Local 12 a week MIT
nirium-mcp io.github.nirium-protocol/nirium-mcp

Model Context Protocol server for Nirium - exposes market data, autonomous loop control, and x402/MPP paid signals to any MCP-compatible AI (Claude, GPT, Cursor, VS Code Copilot).

Version check not run yet

Developer tools npm Local 510 a week APACHE-2.0
BACH CodeCommander io.github.lukisch/bach-codecommander-mcp

17 tools for code analysis, JSON repair, encoding fix, format conversion, diff, and regex.

Version check not run yet

Developer tools Official MCP Registry · npm Local 18 a week MIT
Semver io.github.pipeworx-io/semver

Semantic Versioning (semver) MCP.

100% up · 30 days

Developer tools Official MCP Registry · npm Remote 4 a week MIT
cclsp io.github.ktnyt/cclsp

MCP server for accessing LSP functionality

Version check not run yet

Developer tools npm Local 3.6k a week MIT
search-code-mcp io.github.joutvhu/search-code-mcp

Unified high-performance code search and structural refactoring MCP server combining ripgrep and ast-grep

Version check not run yet

Developer tools npm Local 499 a week MIT
ux-expert-mcp io.github.youmssi/ux-expert-mcp

MCP server for ux-expert: principal-level UX design, refactor and audit expertise (565 criteria, sources, scoring) for any MCP client.

Version check not run yet

Developer tools npm Local 492 a week MIT
@lamalibre/create-lamaste-e2e io.github.lamalibre/lamaste-e2e

Installer + MCP server for Lamaste E2E test infrastructure — delegates to @lamalibre/lamaste-e2e CLI

Version check not run yet

Developer tools npm Local 482 a week SEE-LICENSE-IN-LICENSE.MD
cypress-mcp io.github.jams4code/cypress-mcp

MCP server for AI-driven Cypress test execution. Run, debug, and iterate on E2E tests directly from your AI agent.

Version check not run yet

Developer tools npm Local 1.1k a week BUSL-1.1
@fraziym/axodex io.github.akik-forazi/axodex

Graph-powered code intelligence for AI agents. Index any codebase, query via MCP or CLI. Bundled with AXONIZ.

Version check not run yet

Developer tools npm Local 469 a week POLYFORM-NONCOMMERCIAL-1.0.0
@moc-global/loft-definitions io.github.moc-oss/loft-loft-definitions

Shared types, interfaces and dependency injection symbols for the LOFT framework

Version check not run yet

Developer tools npm Local 461 a week MIT
@macroforge/mcp-server com.gitlab.macroforge-ts/macroforge-ts-mcp-server

MCP server for Macroforge documentation and code analysis

Version check not run yet

Developer tools npm Local 458 a week MIT
canopy-mcp io.github.sujitgiri/canopy

Canopy MCP server for IDE agent integration (Cursor, GitHub Copilot, Claude Dev)

Version check not run yet

Developer tools npm Local 458 a week MIT
thetacog-mcp io.github.wiber/thetacog-mcp

Write the job down as a spec, and every change your AI agent makes is placed against it on a record the agent did not write: in lane, flagged, or a breach. Anyone can rerun it and get the same answer.

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Developer tools npm Local 447 a week MIT
Regex Lab io.github.ryudi84/regex-lab

MCP server for regex testing, matching, replacing, and validation

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Developer tools Official MCP Registry · npm Local 18 a week MIT
ast-mcp-server io.github.yailperalta/ast-mcp-server

Structural code MCP server and batch CLI for compact TypeScript/JavaScript reads and hash-bound AST edits.

Version check not run yet

Developer tools npm Local 442 a week ISC
@yuvrajangadsingh/vibecheck io.github.yuvrajangadsingh/vibecheck

ESLint for AI slop. 40 rules for catching AI-generated code smells in JS/TS and Python.

Version check not run yet

Developer tools npm Local 440 a week FSL-1.1-APACHE-2.0
@beksomega/wcag-cli io.github.beksomega/wcag-cli

Token-efficient WCAG 2.2 exploration CLI and MCP server for AI agents and developers

Version check not run yet

Developer tools npm Local 433 a week MIT
Toolforte io.github.Toinedotcom/toolforte

Exact IBAN, VAT, cron, regex answers; HTML/URL to hosted PDF or screenshot; agent memory; workflows.

100% up · 30 days

Memory and context Official MCP Registry · npm Local Remote 25 a week MIT
@astralyn/search io.github.ming-kang/devinsearch

MCP server for semantic code search and live web search, powered by Devin

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Developer tools npm Local 423 a week MIT
Oxcode io.github.snowmead/oxcode

PageRank-curated code intelligence for coding agents over an indexed source repository.

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Coding agent tools Official MCP Registry · crates.io Local
Debugger io.github.Digital-Defiance/mcp-debugger

Node.js and TypeScript debugging with 25+ tools for AI agents

Version check not run yet

Developer tools Official MCP Registry · npm Local 53 a week MIT
codeguard-local io.github.itayleon-max/codeguard

Local static analysis CLI and MCP server for JavaScript and TypeScript projects

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Developer tools npm Local 417 a week MIT
Statecli io.github.charo360/statecli

State replay and self-debugging for AI agents. Track, replay, undo, checkpoint.

Version check not run yet

Developer tools Official MCP Registry · npm Local 37 a week MIT
iconil io.github.matan230595/iconil

Find any icon, put it in your codebase, and let AI use it. CLI + MCP server for IconIL.

Version check not run yet

Developer tools npm Local 415 a week MIT
codens-mcp io.github.corevice/purple-codens-codens-mcp

Unified MCP server for Codens family — Red (auto-fix), Blue (QA), Green (PRD), Auth, Purple (orchestration). All-in-one, no external purple-codens-mcp dependency.

Version check not run yet

Developer tools PyPI Local MIT
Revibe io.github.selvatuple/revibe-mcp

Analyze any codebase — get architecture, file roles, execution flows, and agent context.

Version check not run yet

Developer tools Official MCP Registry · npm · PyPI Local 11 a week MIT
@mcpeak/mock io.github.2026-engineering-contest/mcpeak-mock

Mock MCP servers (Streamable HTTP and stdio) with response injection for testing

Version check not run yet

Developer tools npm Local 404 a week MIT
Fabrx io.github.cc1988cc/fabrx

MCP server for Fabrx - Build APIs from documents in your IDE

Version check not run yet

Developer tools Official MCP Registry · npm Local 19 a week MIT
@agile-graph/engine io.github.miltonadina/agile-graph-engine

An AI agile team for your repository: test-first AI workers in isolated Git worktrees, behind the checks, code review and security scans you approve.

Version check not run yet

Git and code hosting npm Local 398 a week MIT
@matteai/stma-server io.github.matte-ai-llc/stma-server

STMA (Speak to my Agent) server — self-hostable control plane for coding agents: MCP endpoint, environment snapshots, debug sessions, agent runs, work claims and policy. Runs on an embedded database w

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Coding agent tools npm Local 394 a week ELASTIC-2.0
Npm io.github.alisaitteke/npm-mcp

MCP server for npm package management, security analysis, and compatibility checking

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Developer tools Official MCP Registry · npm Local 25 a week MIT
Lsp io.github.theUpsider/lsp-mcp

Universal LSP MCP server

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Developer tools Official MCP Registry · npm Local 81 a week APACHE-2.0
Contrast Checker io.github.ogSINGH/contrast-checker-mcp

MCP - WCAG 2.1 color contrast checker - contrast ratios, compliance and accessible color suggestions

Version check not run yet

Developer tools Official MCP Registry · npm Local 15 a week APACHE-2.0
@weavecode/weave io.github.zijing66/weave

All-in-one install for weave — CLI, daemon + dashboard, harness drivers, and the built-in resource repo in a single npm package (self-contained bundle)

Version check not run yet

Developer tools npm Local 367 a week APACHE-2.0
pctx_code_execution_runtime io.github.portofcontext/pctx

JavaScript/TypeScript execution runtime for pctx

Version check not run yet

Developer tools crates.io Local
@knitli/openapi-mcp io.github.knitli/toolshed-openapi-mcp

Compile signed OpenAPI catalogs and serve verified search and authorized API calls over MCP.

Version check not run yet

Developer tools npm Local 362 a week MIT-OR-APACHE-2.0
@zebbern/htb io.github.zebbern/htb-mcp

MCP server giving AI agents live control of Hack The Box labs (machines, challenges, flags, VPN) via the bundled zero-dependency HTB Agent Toolkit CLI.

Version check not run yet

Developer tools npm Local 361 a week MIT
Codebase io.github.Jhackman2019/codebase-context-mcp

Codebase indexing and search via WASM tree-sitter. Works on ARM64 and x86_64.

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Developer tools Official MCP Registry · npm Local 18 a week MIT
Codebase Index io.github.MikeRecognex/mcp-codebase-index

Structural codebase indexer with 17 query tools. 87% token reduction. Zero dependencies.

Version check not run yet

Developer tools Official MCP Registry · PyPI Local
inno-optimize-mcp io.github.innovativenectar/inno-optimize-inno-mcp

MCP stdio server exposing the inno-optimize platform: vector memory, intelligence routing, AST analysis, ADR automation, business agents, coordination and optimization templates.

Version check not run yet

Developer tools npm Local 357 a week SEE-LICENSE-IN
Tool Factory io.github.HeshamFS/mcp-tool-factory

Generate MCP servers from natural language, OpenAPI specs, or database schemas.

Version check not run yet

Databases Official MCP Registry · npm Local 18 a week MIT
Confucius Debug io.github.sstklen/confucius-debug

AI debugging with 980+ verified fixes. Search the YanHui KB — never repeat a mistake.

Version check not run yet

Developer tools Official MCP Registry · npm Local 14 a week MIT
@atrib/verify-mcp io.github.creatornader/atrib-atrib-verify

Legacy home of atrib's handoff-verification read primitive. Superseded by @atrib/recall (the read verb, verification parameter); re-exports the same surface, forwards the atrib-verify binary, and keep

Version check not run yet

Developer tools npm Local 353 a week APACHE-2.0
@mxalbert/context-mode io.github.mxalbert1996/context-mode

MCP plugin that saves 98% of your context window. Works with Claude Code, Gemini CLI, VS Code Copilot, OpenCode, and Codex CLI. Sandboxed code execution, FTS5 knowledge base, and intent-driven search.

Version check not run yet

Developer tools npm Local 339 a week ELASTIC-2.0
@luckystack/mcp io.github.itslucky23/luckystack-v2-mcp

Read-only MCP server that exposes a LuckyStack project's committed AI context (decisions, dependency graph, routes, runbooks, capabilities) to Claude Code as queryable tools.

Version check not run yet

Developer tools npm Local 337 a week MIT