MCP servers that give coding agents real developer tooling: linters, package registries, test runners, language docs and local build commands. 13,961 servers in this category.
Automates existing Chrome or Edge browser sessions using a zero-dependency runtime and MCP server for AI agents.
$claude mcp add raw-browser -- npx -y raw-browser
Performs real-browser UI audits and speed performance checks to catch visual bugs and deceptive fixes that coding agents might overlook.
$claude mcp add mantis -- npx -y @vulinh1704/mantis
Enables AI coding agents to search and load community-proven skills, instructions, and bundled files from a curated directory on demand.
$claude mcp add skillselion-mcp -- npx -y skillselion-mcp
Provides auditable, AST-based code intelligence for AI agents to perform symbol navigation, impact analysis, and change reviews across multiple languages.
$claude mcp add ucn -- npx -y ucn
Enables AI coding agents to perform automated QA workflows, accessibility testing, bug hunting, and regression test planning with visual evidence.
$https://github.com/jarbon/carbon-lite/releases/download/mcp-v0.1.0/carbon-lite-mcp-0.1.0.mcpb
Turns AI agent chat answers into signed, cited reports with verifiable evidence tied to specific lines of code.
$claude mcp add cool-workflow -- npx -y cool-workflow
Enables AI agents to perform automated UX reviews by navigating apps in a browser and generating reports on usability issues.
$claude mcp add phyll -- npx -y phyll
Allows an AI client to access Yandex Metrika API for statistics, management, and logs using 108 specialized tools.
$claude mcp add yandex-metrika-mcp -- npx -y yandex-metrika-mcp-server
Provides deterministic EVM bytecode capability observations, proxy resolution, and transaction telemetry for autonomous applications on Base.
$claude mcp add m2m-sentinel-sdk -- npx -y @m2msentinel/sdk
Enables AI agents to manage Markdown files and decision ledgers directly within GitHub repositories using a shared ledger system.
$claude mcp add plainhub -- npx -y plainhub
Provides 15 deterministic developer tools for context compression, code analysis, and mathematical solving to assist AI agents.
$claude mcp add diogenes-context-code-solver-mcp -- npx -y @diogenesgateway/diogenes-context-code-solver-mcp
Connects local code projects to AI clients like Claude, ChatGPT, and Cursor to read, edit, run, and build code with automatic checkpoints.
$claude mcp add jecbridge -- npx -y jecbridge
Provides AI agents with HTML and CSS compatibility data for email clients to ensure markup renders correctly across different platforms.
$claude mcp add caniemail-ai-tooling -- npx -y mcp-server-caniemail
Audits web pages and HTML strings for WCAG 2.2 AA accessibility violations using a local headless Chrome instance.
$claude mcp add a11yscope -- npx -y a11yscope-mcp
Provides access to official European Union and Nordic government open data including tenders, company registries, sanctions, and weather information.
$claude mcp add eu-nordic-open-data-mcp -- npx -y eu-nordic-open-data-mcp
Scans websites for PHP2Shell vulnerabilities and generates Next.js App Router replacement previews for WordPress sites.
$claude mcp add --transport http paladin-php-rescue-mcp-0df6a4 https://www.paladinfront.com/api/mcp
Provides local-first, markdown-based long-term memory for AI agents with budget-aware recall and human-in-the-loop write gates.
$claude mcp add tabellio -- npx -y tabellio
Enables Claude Code to run durable Codex jobs for planning, image generation, and code implementation that survive crashes and reboots.
$claude mcp add codex-bridge -- npx -y @xallindrome-labs/codex-bridge
Validates HTML, CSS, JSON, XML, and WCAG accessibility compliance for local files or live URLs.
$claude mcp add validatehtml-cli -- npx -y validatehtml
Lets an AI client plan, edit, and review software architecture diagrams using architecture-as-code in the ArchScript for Mac application.
$https://github.com/schlummer13/archscript-mcp/releases/download/v1.0.0/archscript.mcpb