Developer Tools
422 MCP servers and agent skills in the Developer Tools category, ranked by quality score — 422 results.
kimwwk/repocrunch
MCP server that gives AI agents structured, ground-truth GitHub repository intelligence. Analyze tech stack, dependencies, architecture, health metrics, and security indicators with deterministic JSON output.
lorenzo-cambiaghi/LynxMCP
100% local semantic code search for AI agents: AST-aware chunking (tree-sitter), hybrid BM25+dense retrieval, and a code knowledge graph (callers, inheritance, imports) over codebases, docs sites, and PDFs. Install via `pipx install lynx-mcp`.
Wopee-io/wopee-mcp
Autonomous testing for web apps — dispatch AI agents that open real browsers, execute test cases, and report pass/fail with screenshots. Generate user stories, test cases, and Playwright code from your app context. 8 tools for end-to-end test automation.
flipt-io/mcp-server-flipt
Enable AI assistants to interact with your feature flags in [Flipt](https://flipt.io).
Vivekpatil200320/CyberRescue
Secure host-level telemetry gateway enabling sandboxed AI agents to dynamically fetch container logs and track kernel resource metrics.
modus-agendi/managed-agent-control-mcp
Start, observe, and interact with Claude Managed Agents from any MCP client — launch an agent, poll its events to watch it work, reply, approve the tools it wants to run, and stop it. Runs over stdio, an HTTP container, or AWS Lambda, with pluggable inbound auth (bearer/OIDC/Cognito).
Nishant-Chaudhary5338/mcp-code-indexer
Index any TypeScript/React repo (including monorepos) into a queryable code graph. Reverse queries (who-renders, who-calls, find-references), blast-radius analysis, dependency cycles, dead-code orphans, and symbol signatures — exposed over stdio. Install: `npx code-graph-indexer`.
machinegrade/validate
Deterministic validation of AI-generated artifacts before acting on them: JSON Schema conformance, OpenAPI response conformance, SQL syntax per dialect. Typed verdicts with per-error fix hints. Hosted free tier with remote MCP endpoint; MIT, self-hostable.
AKzar1el/mcp-web-validator
Web Validator by DigestSEO validates HTML and CSS, audits technical SEO and accessibility signals, checks JSON-LD and bounded public links, and captures responsive screenshots. Install locally with `npx -y mcp-web-validator`; no API keys required.
musepy/genable
Write-side MCP for Figma — complements Figma's official read-only MCP. 41 tools for building and editing Figma designs from Claude Code, Cursor, Cline: JSX-like tree creation, variables/tokens, components, cross-page navigation, and visual verification via screenshots. Install: `npx -y genable-mcp`.
mockherodev/mcp-server
Agent-first synthetic test data MCP server. Estimate usage, detect schemas from SQL or JSON, create loginless Polar checkout, claim API keys, and generate JSON, CSV, or SQL data through a hosted Streamable HTTP endpoint.
seldonframe/reelier
Record an agent's tool-call workflow once, replay it deterministically at 0 tokens, and diff runs to catch drift — CI + snapshot tests for MCP tool-call workflows. `npx -y reelier serve`
TKMD/ReftrixMCP
Web design analysis MCP server with 26 tools for layout extraction, motion detection, quality scoring, and semantic search. Uses Playwright, pgvector HNSW, and Ollama Vision to turn web pages into searchable, structured design knowledge.
verifyax/verifyax-mcp
MCP server for the VerifyAX platform. Enables agent evaluation, simulation testing, and functional/non-functional verification workflows through natural language.
laszlopere/mcp-abacus
Type-faithful calculator: evaluate expressions under fixed-point, IEEE-754 double, or exact rational arithmetic, with every answer labelled exact vs inexact. Tools: calculate, analyze, solver, help, info. Offline, no network. `uvx mcp-abacus`.
swapnanil/vectr
Semantic codebase search + persistent working memory for AI code editors. Hybrid dense + BM25 search over AST-aware chunks, a symbol graph for locate/trace, and typed notes that survive context compaction and session restarts. Local embeddings, zero config, no API key. `pip install vectr`
DanMat/create-packkit
Scaffold modern npm packages, CLIs, services, and full-stack monorepos from your agent. Three tools: inspect the option schema, preview the generated file tree, and write the project to disk — optionally creating the GitHub repo and pushing to it, or merging into an existing clone without overwriting anything. Also available as a CLI and a web configurator. `npx -y packkit-mcp`
tumf/mcp-text-editor
A line-oriented text file editor. Optimized for LLM tools with efficient partial file access to minimize token usage.
MikeRecognex/mcp-codebase-index
Structural codebase indexer exposing 17 query tools (functions, classes, imports, dependency graphs, change impact) via MCP. Zero dependencies.
api7/apisix-mcp
MCP Server that support for querying and managing all resource in [Apache APISIX](https://github.com/apache/apisix).
Webvizio/mcp
Automatically converts feedback and bug reports from websites and web apps into actionable, context-enriched developer tasks. Delivered straight to your AI coding tools, the Webvizio MCP Server ensures your AI agent has all the data it needs to solve tasks with speed and accuracy.
VrtxOmega/omega-brain-mcp
Omega Brain MCP Server. Hardened AI execution pipeline prioritizing NAEF logic constraints over narrative LLM hallucination. 15 VERITAS Build Gates for uncompromising determinism, semantic vault integration, and Tri-Node Cortex validations.
Eltortilla1/synapse-code-mcp
Structural code context server for AI agents — compressed symbol indexes, dependency graphs, and git diffs via TypeScript AST analysis. Zero external dependencies, no vector database or embedding API required.
yangkyeongmo@/mcp-server-apache-airflow
MCP server that connects to [Apache Airflow](https://airflow.apache.org/) using official client.
srclight/srclight
Deep code indexing MCP server with SQLite FTS5, tree-sitter, and embeddings. 29 tools for symbol search, call graphs, git intelligence, and hybrid semantic search.
yWorks/mcp-typescribe
MCP server that provides Typescript API information efficiently to the agent to enable it to work with untrained APIs
beardfaceguy/daimonos
Agent-optimized MCP server replacing built-in file, search, exec, and git tools with compact structured JSON. Native plugins for git, cargo, gh, and docker. Semantic output filtering, read deduplication, batch operations, and token analytics. Benchmarked 20-45% token savings.
willianpinho/mcp-gateway-scan
Read-only static scanner for MCP / agent-gateway production-readiness. The `scan_gateway` tool scores a repo across 7 security dimensions (RBAC, fail-closed, supply chain, observability, cost, secrets, prod-readiness). Never executes code or prints secret values.
ysalitrynskyi/opn-mcp
Shorten links, read click analytics, generate branded QR codes, and manage links on opn.onl — the open-source, self-hostable URL shortener. Works with the hosted service or your own instance.
ozers/hooksense-mcp
Webhook & callback layer for AI agents: create a callback URL, then `wait_for_callback` to block until the webhook lands — signature-verified and decrypted — instead of polling. Verify HMAC, list/replay callbacks. `npx -y @hooksense/mcp`
MasterPlayspots/motionspec
Reduced-motion / WCAG 2.2.2+2.3.3 verification for web animation: agents author validated specs; a deterministic compiler emits reduced-motion-safe, on-budget CSS. Keyless hosted endpoint (motion_catalog, motion_validate).
davidmosiah/delx-mcp-server
Native stdio bridge for the hosted Delx Protocol MCP endpoint, with one-command client install, doctor checks and live tool discovery.
mcurmi05/vdiff
Breaking-change diffs for npm packages so coding agents stop writing code against outdated API knowledge.
saiffmirza/kiyas
Design-fidelity checks for AI agents: compare a Figma frame (or any design screenshot) against the rendered implementation and get structured discrepancies with CSS properties and severity. Resolves a natural-language component description to a URL + selector in your codebase, screenshots it with Playwright, and compares via vision AI using your existing Claude Code or Codex subscription — no API
ahmedak/defluff
Deterministic slop detector for AI-generated prose. Flags filler phrases and clichés with zero false positives by design (curated phrase list, not a model), returns exact spans plus a pinnable 0-1 score, and runs offline with no API key. CLI + CI exit code + MCP server for agents to self-check their own output before it lands in a PR or doc. `pip install defluff`
ForeverTools/kiprio-mcp
Multi-purpose API toolkit: email validation, DNS lookup, WHOIS, SSL certificate inspection, IBAN validation, business day calculator, hash encoding, and GPU pricing. Free tier included. `pip install kiprio-mcp`
specshield26/specshield-mcp-server
The API-change deploy gate for AI coding agents: "is it safe to ship this API change to my consumers?" Analyze-only OpenAPI breaking-change detection + migration guides.
SunrisesIllNeverSee/sigrank-mcp
Operator leaderboard measuring users, not models — ranks AI coding operators by token cascade efficiency (Yield = Cache Reads × Output / Input²). 15 MCP tools: rank, pull, submit (ed25519-signed), diagnose, simulate. Privacy-first: only token counts leave the machine. `npx sigrank`
MGM-FALCON/quelllm-mcp
MCP server for [quelllm.fr](https://quelllm.fr) — open-weights LLM catalog (250+ models with params, VRAM by quantization, tokens/sec, license). Tools: `list_models`, `get_model`, `compare`, `estimate_vram`, `estimate_cost` (API providers vs self-hosted hardware in EUR), `search_models`. Useful when picking a local model that fits your GPU/Mac.
imqueue/mcp
Search @imqueue docs and scaffold typed services & clients for AI coding agents, access CLI and manage your service fleet.
yiwenlu66/PiloTY
AI pilot for PTY operations enabling agents to control interactive terminals with stateful sessions, SSH connections, and background process management
EtienneChollet/ontomics
Semantic code index that extracts domain concepts, naming conventions, and behavioral similarity from codebases. One tool call instead of 19, ~20x fewer tokens for codebase understanding queries.
themesberg/flowbite-mcp
MCP server that provides AI assistance for an open-source UI framework based on Tailwind CSS
vezlo/src-to-kb
Convert source code repositories into searchable knowledge bases with AI-powered search using GPT-5, intelligent chunking, and OpenAI embeddings for semantic code understanding.
mcpware/pagecast
Record any browser page as GIF or video. AI-driven demo recording with scroll/click/hover interactions via Playwright + ffmpeg. `npx @mcpware/pagecast`
Yutarop/ros-mcp
MCP server that supports ROS2 topics, services, and actions communication, and controls robots using natural language.
aktsmm/skill-ninja-mcp-server
Agent Skill Ninja for MCP: Search, install, and manage AI agent skills (SKILL.md files) from GitHub repositories. Features workspace analysis for personalized recommendations and supports 140+ pre-indexed skills.