#developer-tools

⏩ Create, share, and use custom AI code assistants with our open-source IDE extensions and hub of models, rules, prompts, docs, and other building blocks

MCP server for LivePort — expose localhost ports to AI agents with one tool call. Zero-config tunnel that works with Claude Code, OpenClaw, and any MCP-compatible agent. No interstitial pages, no account required. npm: @liveport/mcp

Give AI agents access to your localhost dev server. Zero-config tunnel that works with Claude Code, OpenClaw, and any MCP-compatible agent. No interstitial pages, no account required.

23 MCP tools for AI agents. 13 free developer utilities (UUID, JSON, Base64, hashing, JWT, regex, cron, ETH). 7 paid creative tools. Browse and buy from 218+ digital goods across 22 shops at substratesymposium.com. Free tools get agents in the door, the cultural district keeps them.

WebsitePublisher.ai MCP server provides 44+ tools for complete website publishing. Create and update pages, upload assets, manage dynamic data entities, configure contact forms, handle integrations, and publish to production — all through MCP. Supports Claude Desktop, Cursor, Windsurf, GitHub Copilot Studio, Mistral/Le Chat, Smithery, and all MCP-compatible clients. OAuth 2.1 with PKCE. Streamable HTTP + SSE transports supported.

MCP server that annotates any web page with hover labels for AI assistants. Reverse proxy injection — zero browser extensions, works in any browser. 5 tools: annotate, get_elements, highlight_element, rescan_elements, inspect_mode.

Cross-protocol agent discovery. Search and register AI agents across MCP, A2A, and agents.txt protocols. Directory of 18K+ MCP servers across 6+ registries.

MCP server that saves up to 90% tokens when AI reads code. Returns AST structural overviews instead of dumping full files. 18 tools: smart_read, read_symbol, read_for_edit, find_usages, project_overview, and more. Works with Claude Code, Cursor, Codex, Cline. Supports 29 languages via ast-index + regex fallback for TS/JS/Python without binary.

MCP server for 1C:Enterprise. Metadata inspection, BSL code search, query execution, event log, syntax reference. One Go binary, zero dependencies.

Developer logbook as an MCP server. Notes, TODOs, reminders, and code TODOs — all queryable with natural language. SQLite-powered, zero config, zero AI costs. Auto-detects your project, supports recurring reminders, full-text search (FTS5), and batch operations.

Bug bounty platform for vibe coders. Post bugs from AI-generated code (Cursor, Bolt, Lovable, Replit, v0), a developer picks it up and fixes it. Browse bounties, apply to fix, submit solutions, and run website diagnostics — all from your editor via MCP.

Claude Code session organizer — dashboard MCP server to manage, search, archive and organize your Claude Code conversations and projects.

Automatically introspects your Rails application and exposes schema, models, routes, controllers, views, auth, tests, config, and conventions to AI assistants via MCP. 9 read-only tools, zero configuration. Works with Claude Code, Cursor, Windsurf, and GitHub Copilot.

Validate emails from your AI coding assistant. Syntax checks, MX verification, disposable detection, developer pattern intelligence, and typo suggestions. 1,000 free validations/month.

A production-grade MCP server that gives Claude direct, structured access to Jira Cloud, Salesforce (Tooling + Metadata APIs), and n8n workflows. Built for autonomous Salesforce configuration — reads Jira stories, interprets requirements with Claude AI, and deploys metadata (custom fields, validation rules) directly into Salesforce. Reduces Salesforce field configuration from 20 minutes to under 60 seconds.

Talk to your databases in natural language. Multi-database MCP server (PostgreSQL, MySQL, SQLite) with 19 tools for connection management, schema introspection, query execution, rollback snapshots, and query history. Auto-discovers schema with FKs so AI agents can build JOINs from natural language. Confirmation required for destructive ops. Zero config.

Security layer for AI agents — MCP Hub with DLP, cross-agent Memory Vault, and 8.6M coding pattern database. Bidirectional content security scans outbound data for PII, secrets (50+ credential types), and high-entropy strings while blocking prompt injection inbound. Memory Vault enables persistent context across Claude, Gemini, Cursor, and Copilot with personal and team-level vaults. Pattern Database provides validated bug-fix patterns from 6,219 OSS projects across 48 languages, queryable by agents before writing code. Single endpoint proxying with built-in auth, health checks, and circuit breaking. Free tier available.

AI-powered code analysis and context optimization tools. Slim large code files to relevant sections (save 60-80% tokens), compress text, analyze conversations for noise, and search past chat knowledge bases. Supports x402 micropayments on Base.

One-line MCP config gives your AI agent persistent memory with automatic workflow rules. Unlike passive memory stores, Awareness teaches your agent WHEN to remember and recall — works across Claude Code, Cursor, Windsurf, Cline, Copilot and 7 more IDEs.

MCP server for IDE integration that provides CesiumJS API lookup, code generation, and entity builder tools. Helps developers write CesiumJS code with AI-powered assistance directly in VS Code, Cursor, or any MCP-compatible IDE.

VirtualSMS is an SMS verification API for developers and AI agents. Buy virtual phone numbers and receive OTP codes for 700+ services including Telegram, WhatsApp, Google, Facebook, Twitter, TikTok and more in 100+ countries. Real SIM cards — not VoIP — means higher success rates. Full refund guaranteed if no SMS received. Includes MCP server for Claude/Cursor, REST API, and Telegram bot. Pay-per-use pricing with no subscription required.

AI_README MCP Server is a Model Context Protocol (MCP) server that helps AI assistants understand your project conventions through dedicated AI_README.md guide files. It automatically discovers, routes, and manages these files so AI can generate consistent, high-quality code that matches your team's standards. Works with: GitHub Copilot (VSCode 1.102+), Claude Code, Cursor, and other MCP-compatible AI tools.

Persistent project context for AI. 33 MCP tools for creating, scoring, and syncing project DNA via IANA-registered .faf format (application/vnd.faf+yaml). Tell AI who you're building for, what you're building, and why — it never forgets. 391 tests across 6 platforms.

Free AI security & productivity tools — prompt injection tester, PII redactor, code sanitizer, context budget planner, model picker, and more. 6 tools available via MCP, all stateless and no auth required.

Project memory for AI coding assistants. Auto-captures checkpoints on git commits, branch switches, and inactivity. When you start a new session, your AI assistant reads your last context instead of re-inferring everything from scratch. Local-first, no account required.

Pre-build reality check for AI agents. Scans GitHub, HN, npm, PyPI & Product Hunt — returns a 0-100 signal.

Stop re-explaining your codebase to AI every session. CogniLayer gives Claude Code persistent memory across sessions, AST-based code intelligence (who calls what, blast radius analysis), and subagent context compression (40K → 500 tokens). 17 MCP tools including semantic search (FTS5 + vector), code_context, code_impact, session bridges, crash recovery, and deployment safety gates. Saves 80-200K+ tokens per session by replacing file reads with targeted knowledge retrieval. Works with Claude Code and Codex CLI. Zero-config after install — hooks and MCP tools run automatically.

AI Git workflow MCP server. Generates conventional commit messages, branch names, PR descriptions, and manages work streams (wip, hotfix, review, experiment). Works with Cursor, Claude Desktop, Claude Code, Windsurf, and VS Code. Install: pip install gitrama-mcp

AI-generated help docs for your web app in minutes, not weeks. KodaDocs is a Claude Code MCP server that reads your codebase, captures screenshots with a headless browser, annotates UI elements, writes documentation articles, and assembles a complete VitePress help center. Supports Next.js, Django, React, SvelteKit, WordPress, and 15+ frameworks.

Persistent memory MCP server for Claude. Store decisions, code snippets, and knowledge that survives across sessions. Features semantic search, Git integration (auto-sync commits/PRs), task tracking, memory snapshots, and team collaboration.

IndieStack plugs into your AI editor. Before it writes code, it checks if a free indie tool already does it.

Code intelligence MCP server that makes AI coding safer. Builds a dependency graph of your entire codebase so Claude, Cursor, or any MCP client knows what breaks before making changes. 60+ tools for impact analysis, health scoring, dead code detection, and architecture enforcement. Built for vibecoders who ship fast and teams who need reliability. Supports Python, TypeScript, JavaScript.

MCP server providing x402 micropayment-powered developer tools. Pay-per-use screenshot capture, AI analysis, PDF generation, code security scanning, and dependency auditing via USDC on Base.

MCP server that gives AI agents structured, ground-truth GitHub intelligence. Analyze any repo's tech stack, dependencies, architecture, health metrics, and security indicators — deterministic JSON output, no hallucinations.

WebsitePublisher.ai MCP server provides 44+ tools for complete website publishing. Create and update pages, upload assets, manage dynamic data entities, configure contact forms, handle integrations, and publish to production — all through MCP. Supports Claude Desktop, Cursor, Windsurf, GitHub Copilot Studio, Mistral/Le Chat, Smithery, and all MCP-compatible clients. OAuth 2.1 with PKCE. Streamable HTTP + SSE transports supported.

MCP server for App Store Connect API with 208 tools across 25 workers. Manage apps, builds, TestFlight, in-app purchases, subscriptions, reviews, provisioning, screenshots, analytics, and more - directly from Claude, Cursor, VS Code, or any MCP client. Multi-account support, worker filtering, JWT auth.

Deterministic quality gates for AI coding agents. Rigour runs 23 automated checks on every file AI writes — structural analysis, security scanning, AI-drift detection, and agent governance. Works as an MCP server for Claude Desktop, Cursor, and Cline. Supports TypeScript, JavaScript, Python, Go, Ruby, and C#. Forces AI agents to write production-grade code with PASS/FAIL enforcement.

Security scanner for MCP servers and AI-generated code. Detects leaked API keys, PII, prompt injection, and MCP misconfigs. Gives A-F security grades with fix-it guides. One command: npx project-shield scan .

One app to manage all your MCP servers across every AI client.

An MCP (Model Context Protocol) server for indexing and querying codebases using CocoIndex. Features semantic code search with natural language queries, incremental indexing for fast updates, multi-language support (Python, JavaScript/TypeScript, Rust, Go, Java, C/C++, C#, SQL, Shell), flexible embeddings via local SentenceTransformers or 100+ cloud providers via LiteLLM, and portable SQLite storage with no external database required.

AI-powered Jira CLI and MCP server for humans and agents to manage issues, sprints, boards with interactive wizards, multi-provider AI (OpenAI/Gemini/Anthropic), and a 14-tool MCP server for AI assistants

Memory with integrity for AI coding agents. SAME tracks provenance, flags stale knowledge, and surfaces contradictions; so your AI trusts what's current, not what's outdated. 17 MCP tools: semantic search, cross-vault federation, session handoffs, decision logging, knowledge graph, trust-aware retrieval, consolidation, health analysis. Provenance on every write. Stale notes rank lower automatically. SQLite + vector search. Ollama, OpenAI, LM Studio, or keyword-only. One 12MB Go binary. No cloud, no API keys, no telemetry. Your notes never leave your machine. Claude Code, Cursor, Windsurf, Codex CLI, Gemini CLI, and any MCP client.

ShellGuard is an MCP server that lets LLM agents securely SSH into remote Linux hosts with read-only shell access. Instead of copy-pasting terminal output, your AI can run safe diagnostics, inspect logs, query systems, and troubleshoot production, staging, or dev environments autonomously. All commands are parsed, validated against a strict allowlist, and executed with timeouts and output limits—blocking destructive operations while guiding the LLM to safe alternatives.

Query multiple LLMs in parallel from AI coding tools. Ask a question to OpenAI, Gemini, Groq, or any OpenAI-compatible API — and CLI agents like Claude Code, Codex, and Gemini CLI — then compare answers, run consensus votes, structured debates, and judge evaluations. Rubber duck debugging, but the ducks talk back.

Take screenshots, generate PDFs, and create OG images from your AI assistant. 30+ parameters, 25+ device presets, ad blocking, and browser automation sequences.

mcp-probe-kit is a protocol-level toolkit designed for developers who want AI to truly understand their project's intent. It's not just a collection of 21 tools—it's a context-aware system that helps AI agents grasp what you're building.

MCP Server that gives AI coding assistants instant access to your entire codebase through a persistent Tree-sitter index. Instead of grep flooding your context with 2000+ tokens per search, AiDex returns precise identifier matches in ~50 tokens. Supports 11 languages: C#, TypeScript, JavaScript, Rust, Python, C, C++, Java, Go, PHP, Ruby. Features include method signatures, cross-project search, time-based filtering, session notes, and an interactive browser-based viewer.

CouchLoop EQ is an MCP (Model Context Protocol) server that provides behavioral governance for LLMs. It monitors AI responses for hallucination, inconsistency, tone drift, and unsafe reasoning patterns, while also managing stateful sessions and guided journeys that remember where you left off.

MCP server for GAS Library Hub - Search and discover Google Apps Script libraries. Features include keyword/tag-based search, star count filtering, and detailed library information with AI-generated summaries and usage examples in Japanese and English. --- Google Apps Script（GAS）ライブラリをAI要約付きで検索・発見。キーワード・タグ・Star数での検索と詳細情報の取得が可能。

CodeSherlock is an AI- based code analysis tool that validates unstaged changes and commits directly inside IDEs and AI Agents. It helps developers catch security, quality, and design issues early by combining deep analysis with compliance-aware checks OWASP, CWE, SOC-2 at the moment code is written. CodeSherlock also performs other security vulnerability reviews along with Maintainability, Reliability and Scalability checks. Use CodeSherlock to review and validate code especially generated via AI.

npm: @tastehub/ckb brew tap SimplyLiz/ckb && brew install ckb Website: https://codeknowledge.dev Description: Code intelligence MCP server with 80+ tools for understanding, navigating, and safely changing codebases. **Key capabilities:** - Semantic symbol search, call graphs, and usage tracing - Change impact analysis with blast radius and risk scoring - Dead code detection and affected test identification - Architecture exploration and module dependency maps - Ownership lookup with drift detection - Compound operations (explore, understand, prepareChange) that reduce AI tool calls by 60-70% **Supports:** Go, TypeScript, Python, Rust, Java, Kotlin, C++, Dart, Ruby, C# **Install:** `npm install -g @tastehub/ckb && ckb init && ckb index && ckb setup` **Works with:** Claude Code, Cursor, Windsurf, VS Code, Grok, Claude Desktop, OpenCode, ...

Stop feeding your agent raw HTML. BrowserControl gives LLMs true visual grounding with Set of Marks (SoM), letting them click exactly what they see without hallucinating selectors. With built-in developer tools, session recording, and persistent logins, it transforms web automation from a brittle guessing game into a reliable, human-like capability. Give your agent eyes, not just code.

Manage, explore, transform and join data in Kafka topics across multiple clusters using different flavours of Apache Kafka via Lenses.io (including the free Community Edition)

Tech stack recommendations for developers. 4 free tools + Pro features with API key. Deterministic scoring across 30+ technologies.

AI-Safe Code Analysis with 113+ MCP tools - guard, memory, workflow, testing, latent chain

A file mover tool that stages and executes file moves safely. Works as both a CLI tool and an MCP server for AI agents. - Session-based workflow: Stage multiple file moves, preview them, then commit all at once - Safety first: Preview changes before executing, validate file paths and conflicts - Dual mode: Works as both a command-line tool (fm) and an MCP server for AI agents - Overwrite control: Explicit opt-in for overwriting existing files - Clear error messages: Actionable guidance when things go wrong

Persistent memory for AI coding assistants. Works across Cursor, Claude, Windsurf, VS Code and any MCP client. Remember decisions, search semantically, analyze code dependencies — 60+ tools. Your AI's permanent brain.

CodeConductor IDE Orchestrator gives Claude Desktop full access to your development environment through a secure MCP server. It connects Claude to your VS Code workspace, enabling real file operations, code navigation, Git workflows, and automated development tasks. The server exposes 24 IDE tools, including: File operations — open, read, write, list, search Code intelligence — go to definition, find references, diagnostics Git automation — status, diff, stage, commit, push (Pro) Command execution — run terminal commands safely (Pro) Command Execution Safety: Pro users can run commands through Claude, but everything is protected by a three-tier safety system. Safe commands run automatically, while higher-risk commands require explicit confirmation and are screened for dangerous patterns. This prevents accidental damage and blocks command injection attempts. All operations run locally on your machine, never transmit code, and follow a tier-based permission system (Free vs Pro). Requires the CodeConductor VS Code extension to function. This orchestrator turns Claude into a capable, controlled development assistant that operates directly inside your real project.

Open-source RAG platform to build secure, intelligent AI agents for enterprise data.

Persistent codebase intelligence that gives agents memory across sessions.

Use zip1.io directly from AI assistants like Claude through the Model Context Protocol (MCP). Shorten URLs, retrieve analytics, and manage links using natural language commands.

The MCP server for Bitrix24 provides AI assistants with structured access to the Bitrix24 API. It delivers up-to-date method descriptions, parameters, and valid values, allowing assistants to work with precise data instead of guesswork. This reduces code errors and accelerates Bitrix24 integration development.

The MCP server for Bitrix24 provides AI assistants with structured access to the Bitrix24 API. It delivers up-to-date method descriptions, parameters, and valid values, allowing assistants to work with precise data instead of guesswork. This reduces code errors and accelerates Bitrix24 integration development.

本插件为 Model Context Protocol（MCP）提供了企业级 OpenAPI 文档能力，自动聚合并标准化 企业微信 与 飞书 的开放接口文档的MCP服务。 适用于构建企业内部集成、自动化工作流、Bot/Agent 开发等高频 API 使用场景

本插件为 Model Context Protocol（MCP）提供了企业级 OpenAPI 文档能力，自动聚合并标准化 企业微信 与 飞书 等的开放接口文档。 通过统一上下文调用、搜索和补全，开发者可在无需频繁查阅官网文档的情况下，快速获取接口定义、请求参数、响应结构及权限要求。 适用于构建企业内部集成、自动化工作流、Bot/Agent 开发等高频 API 使用场景。

Enables AI tools to interact with ConfigCat, a feature flag service for teams. Supports managing ConfigCat feature flags, configs, environments, products and organizations. Helps to integrate ConfigCat SDK, implement feature flags and remove zombie (stale) flags.

Create and manage feature flags. Enable your editor to understand your feature flags, their states, and their relationships within your codebase.

Transform your AI agents into Apple development experts! Apple RAG MCP gives you instant access to official Swift docs, design guidelines, and comprehensive Apple platform knowledge through cutting-edge RAG technology. With professional AI reranking and hybrid search across iOS, macOS, watchOS, tvOS, and visionOS documentation plus Apple Developer YouTube content, you'll get precise, contextual answers every time. Compatible with Cursor, Claude Desktop, and all MCP tools - start building smarter Apple apps today!

Collègue est un serveur MCP d’assistance au développement, basé sur FastMCP, qui automatise l’analyse, la génération, le refactoring, la documentation et la création de tests unitaires pour du code multi‑langages, avec configuration LLM dynamique et intégration OAuth/Keycloak.

Provides context optimization tools to extract targeted information rather than processing large files and command outputs in their entirety.

Spring AI Playground is a self-hosted web UI that simplifies AI experimentation and testing. It provides Java developers with an intuitive interface for working with large language models (LLMs), vector databases, prompt engineering, and Model Context Protocol (MCP) integrations. Built on Spring AI, it supports leading model providers and includes comprehensive tools for testing retrieval-augmented generation (RAG) workflows and MCP integrations. The goal is to make AI more accessible to developers, helping them quickly prototype Spring AI-based applications with enhanced contextual awareness and external tool capabilities.

An AI-powered developer experience for Aptos that lets users vibe code and deploy full-stack dApps with minimal setup.

A comprehensive JSON Schema validation server implementing the Model Context Protocol (MCP) with support for JSON Schema Draft 2020-12, external references, schema management, and real-time streaming validation.

Deepgram Saga is the first voice-native MCP client built for developers. It lets you speak natural commands to trigger actions across tools like GitHub, Linear, Slack, and Notion – no context switching required. Saga runs as a desktop app and supports any MCP server, turning fuzzy ideas into structured prompts, code, and commits. It’s optimized for end-to-end dev workflows, from scaffolding features to logging issues and sending updates. Voice in, work out.

A simple MCP server that lets your AI agent see and capture the web.

QuerySculptor is a GraphQL query builder designed for AI agents that provides 26 structured tools via the Model Context Protocol (MCP). Instead of generating complex GraphQL queries from scratch, AI agents can build queries step-by-step with real-time validation, schema introspection, and error prevention. It works with Claude, Cursor, and other MCP clients, using Redis for session management and featuring a live demo with the Pokemon API. The tool transforms the traditional error-prone approach of raw GraphQL generation into a guided, conversational workflow perfect for AI assistants and chatbots.

Interop CLI: Go command-line tool for efficient project management and command execution across your development workspace.

A Model Context Protocol (MCP) server providing tools for NPM package management and dependency updates. Helps LLMs like Claude interact with npm packages, search npm registry, and keep dependencies up-to-date.

提供对 [public-apis](https://github.com/public-apis/public-apis) 数据库的智能访问和管理功能。为开发者提供便捷的公共 API 发现、搜索和集成服务。通过标准化的 MCP 协议，您可以轻松地在各种 AI 助手和开发工具中集成丰富的公共 API 资源。

Stop AI coding disasters before they cost you weeks. Real-time anti-pattern detection for vibe coders who love AI tools but need a safety net to avoid expensive overengineering traps.

A Model Context Protocol server that provides task orchestration capabilities for AI assistants

Enterprise-ready vector database toolkit for building searchable knowledge bases from multiple data sources. Supports multi-project management, automatic ingestion from Confluence/JIRA/Git, intelligent file conversion (PDF/Office/images), and semantic search. Includes MCP server for seamless AI assistant integration in development environments.

MCP server and a unified TUI for managing dev servers + Playwright

This is the official repo for the Harness MCP server

A Model Context Protocol (MCP) server providing tools for NPM package management and dependency updates. Helps LLMs like Claude interact with npm packages, search npm registry, and keep dependencies up-to-date.

The npm-package-mcp-server allows users to efficiently access and analyze source code from any NPM package. With features like smart file discovery and selective code reading, it streamlines the process for developers. 🐙🌐

A Model Context Protocol (MCP) server providing tools for NPM package management and dependency updates. Helps LLMs like Claude interact with npm packages, search npm registry, and keep dependencies up-to-date.

Centralized management of AI tool configurations (rules, commands, MCP servers) with streamlined setup for global and project-specific environments.

CodeCompass: AI-powered Vibe Coding with MCP. Connects Git repositories to AI assistants like Claude, using Ollama for privacy or OpenAI for cloud. Integrates with VSCode, Cursor, and more.

Docker Container with Useful MCP Servers

A platform for managing your local MCP servers

Production-ready Model Context Protocol (MCP) servers in Python, Go, and Rust for VS Code integration. Enables AI systems to interact with tools via standardized interfaces.

ACI.dev is the open source platform that connects your AI agents to 600+ tool integrations with multi-tenant auth, granular permissions, and access through direct function calling or a unified MCP server.

An MCP server implementation that integrates the Rhombus API to provide Chatbot tools.

MCP Sniffer captures network traffic between MCP clients and servers and displays it in a web UI.

API 200 is an open source API gateway to simplify 3rd-party integrations. Import endpoints, set up caching, retries, and mocks. Access all services via one URL. Monitor logs, track errors, and get alerts on API incidents.

Klavis AI (YC X25): Open Source MCP integration for AI applications

MCP server providing token-efficient access to OpenAPI/Swagger specs via MCP Resources for client-side exploration.

A MCP server to allow the LLM in Cursor to access Rust Analyzer, Crate Docs and Cargo Commands.

A comprehensive collection of Model Context Protocol (MCP) servers

Miden MCP server for developers

🚀 OpenClient- The CLI-Based Universal AI Application Connector! An open-source Model Context Protocol (MCP) implementation that turbocharges LLMs by context provisioning standardization. Quickly connect a server of your choice with our client to boost your AI capabilities. Ideal for developers creating next-generation AI applications!

An MCP Server to utilize Codelogic's rich software dependency data in your AI programming assistant.

MCP-NixOS - Model Context Protocol Server for NixOS resources

aica(AI Code Analyzer) reviews your code using AI. Supports CLI and GitHub Actions.

🦀 Prevents outdated Rust code suggestions from AI assistants. This MCP server fetches current crate docs, uses embeddings/LLMs, and provides accurate context via a tool call.

A comprehensive collection of Model Context Protocol (MCP) servers categorized by functionality. This repository helps developers and AI enthusiasts discover and utilize the wide array of available MCP servers for various applications.

An MCP server for accessing updated documentation of popular libraries

AI-powered code quality analysis using MCP to help AI assistants review code more effectively. Analyze git changes for complexity, security issues, and more through structured prompts.

🔍 FastMCP-powered documentation search engine that provides unified access to multiple framework docs (Next.js, Tailwind, Framer Motion, etc.) with intelligent name resolution and async processing.

Your own codebase tools like code semantic search