All AI tools

919 tools

MCP Everything Server

The kitchen-sink reference MCP server that exercises every corner of the Model Context Protocol

Free· Free and open source (MIT License). No cloud service or paid tier — you run it locally via npx, Docker, or your MCP client of choice.MCP client conformance testingRegression testing of stdio and Streamable HTTP transports

MCP Fetch Server

MCP Servers

Official Model Context Protocol reference server that lets any MCP-compatible LLM fetch web pages and read them as clean markdown.

Free· Free and open source (MIT License). No hosted tier; you run it locally via uvx, pip, or Docker.Reading documentation pages inside Claude DesktopGrabbing a GitHub README before scaffolding a project

MCP Filesystem Server

MCP Servers

Reference MCP server that gives Claude, Cursor, and other MCP clients scoped read/write access to your local filesystem.

Free· Free and open source (MIT). Self-hosted; no vendor cost.Give Claude Desktop scoped access to a code repoLet Cursor or VS Code agents edit project files via MCP

MCP Git Server

MCP Servers

Reference MCP server that lets any LLM read, search, and manipulate local Git repositories.

Free· Free and open source (MIT License). Self-hosted; you pay only for the compute wherever you run it.AI-drafted commit messages from staged diffsAssistant-led code review of unstaged changes

MCP Memory Server

MCP Servers

Persistent knowledge-graph memory for Claude and other MCP clients

Free· Free and open source (MIT). Self-hosted; no vendor charges. Runs locally via npx or Docker.Persistent Claude Desktop memory across chatsLong-lived coding-agent project memory

MCP Python SDK

MCP Servers

Official Python SDK for building Model Context Protocol servers and clients.

Free· Free, MIT-licensed open source.Exposing internal REST APIs as MCP tools for Claude DesktopWrapping a Postgres or SQLite database as an MCP server

MCP Server Kubernetes

MCP Servers

MCP server that lets Claude, Cursor, VS Code and other agents drive kubectl and Helm against real clusters

Free· Free and open source (MIT license). Kubernetes cluster and any AI client subscriptions billed separately.AI-driven pod troubleshooting and log triageNatural-language kubectl for platform engineers

MCP Time Server

MCP Servers

Official MCP reference server for current time and IANA timezone conversion.

Free· Free and open source (MIT-licensed reference server maintained by the Model Context Protocol project).Grounding current-time answers in a chat assistantTimezone conversion for distributed team scheduling

MCP TypeScript SDK

MCP Servers

Official TypeScript SDK for building Model Context Protocol servers and clients.

Free· Free and open source (Apache 2.0 for new contributions; older code MIT).Wrapping an internal REST API as an MCP serverExposing a database to Claude Desktop as tools and resources

Meilisearch

RAG · Retrieval engine (Rust); pluggable embedders including OpenAI, Cohere, Hugging Face, Ollama and custom REST models

Open-source, lightning-fast search engine with built-in hybrid and vector search for RAG

Freemium· Cloud: $20/month · Usage-based: $30/month · Resource-based: $23/month · Instance: $18/monthE-commerce product searchDocumentation and knowledge base search

Mem0

Agents · Model-agnostic — pluggable via OpenAI, Anthropic, Gemini, Ollama, LiteLLM (no in-house LLM)

Persistent memory layer for AI agents and LLM apps

Freemium· Hobby: Free · Starter: $19 · Pro: $249 · Enterprise: CustomLong-lived customer support copilotsPersonal AI companions and journaling agents

MemPalace

Agents · Embedding backends: embedding-gemma-300m (multilingual) or all-MiniLM-L6-v2 (English). No LLM required for retrieval.

Open-source, local-first AI memory system for LLM agents

Free· Free and open-source under the MIT license. No paid tiers; self-hosted with zero API costs once installed.Persistent memory for Claude Code and Cursor sessionsPer-agent memory isolation in multi-agent systems

ModelBias

Evaluation · 100 models across Anthropic, OpenAI, Google, DeepSeek, Meta, xAI, Mistral, Qwen and others (via OpenRouter)

100 models, 100 prompts, 30,000 answers — an interactive look at AI defaults

Free· Free to browse and download the full dataset from GitHub.Comparing default model preferences across vendorsIllustrating RLHF homogenisation in talks and articles

ModelFuzz

Evaluation · Model-agnostic; works with any OpenAI-compatible endpoint (Qwen 2.5 used in official examples).

Open-source red-teaming and execution-layer defense for AI agents against prompt injection.

Freemium· Free / open-source (MIT) via pip. Hosted dashboard with centralized policies, audit logs and continuous scanning coming soon via waitlist (pricing not yet public).Red-teaming OpenAI-compatible agent endpointsBlocking indirect prompt injection via retrieved documents

MoneyPrinterTurbo

Video · Pluggable: Kimi/Moonshot, OpenAI, DeepSeek, Google Gemini, Qwen, Azure OpenAI, xAI Grok, MiniMax, Ollama (local), plus gateways like OneAPI, LiteLLM and Groq

Turn a single topic or keyword into a finished HD short video, end-to-end.

Free· Free and open-source (MIT license). You pay only for the third-party LLM API keys, TTS providers or stock-footage APIs you choose to plug in; running with local Ollama models and Edge TTS keeps the pipeline at $0.Faceless TikTok short generationYouTube Shorts batch production

Netdata

Agents · In-house unsupervised ML models for per-metric anomaly detection; AI Co-Engineer and Ask Nedi built on third-party LLMs (unspecified) with MCP integration for external assistants

Real-time infrastructure observability with embedded AI anomaly detection and an AI co-engineer for root-cause analysis.

Freemium· Community: Free · Business: $4.50 /node/month · Enterprise: Contact salesReal-time infrastructure anomaly detectionAI-assisted incident root-cause analysis

Netron

Evaluation

Visualizer for neural network, deep learning, and machine learning models

Free· Free and open-source (MIT license). Available as a web app, desktop app (macOS/Linux/Windows), and Python package at no cost.ONNX model inspectionPyTorch checkpoint debugging

Neuron by Momenta Analytics

RAG

Turns SQL query history into an AI-ready semantic layer

Enterprise· Not publicly disclosed. Engagement-based pricing; a 3-day assessment and a free trial are offered on request. Typical delivery cycle is 4-6 weeks with 8-16 hours of client time.Semantic layer for text-to-SQL agentsGrounding data for RAG analytics chatbots

Neverbell

Agents · Agent-framework agnostic (Claude Code, OpenClaw, Hermes and other compatible frameworks)

Market access skill that lets AI agents monitor and trade real markets

Freemium· Early access with $1,000 in test funds; production pricing tiers not yet disclosedAgent-executed equity and ETF tradesAutonomous crypto trading

Next AI Draw.io

Image Generation · Model-agnostic — bring your own (Claude Sonnet 4.5, GPT-5.1, Gemini 3 Pro, DeepSeek V3.2/R1, GLM-4.7, Ollama local, etc.). Public demo runs GLM-4.7 via ByteDance Doubao.

Natural-language diagram generator built on draw.io and your choice of LLM

Freemium· Free hosted demo (rate-limited on the maintainer's key) / self-host free under Apache 2.0 with your own API key (pay upstream to OpenAI, Anthropic, Google, DeepSeek, etc.)Cloud architecture diagrams (AWS, GCP, Azure)System design sketches from a text spec

Nomic Atlas

RAG · nomic-embed-text-v1.5, nomic-embed-vision-v1.5 (in-house open-weights); optional integrations with OpenAI, Cohere, and other embedding providers

Interactive maps and embeddings for unstructured text, image, and multimodal data.

Freemium· Starter: Free · Plus: $10/month · Business: $125/seat/month · Enterprise: Custom solutions for security-first organizationsRAG corpus exploration and debuggingEmbedding quality auditing

Notebooker

RAG · User-selectable: OpenAI, Anthropic, or local models (bring your own API key)

A cited-answers notebook that turns links, PDFs, audio and video into podcasts, flashcards, mindmaps and textbooks.

Freemium· Monthly: $5 · Yearly: ?Personal research library with cited Q&AStudy podcast generation from PDFs

Notion MCP Server

MCP Servers

The official Notion MCP server: give Claude, Cursor, and Copilot typed access to your Notion pages, databases, and comments.

Free· Server is free and MIT-licensed; a paid Notion workspace is only required for features gated behind Notion's own plans. Notion tiers: Free / Plus $10 per user/mo / Business $18 per user/mo / Enterprise (custom).AI agent drafting weekly status reports into a Notion pageResearch assistant querying a projects database and appending findings

Nyamuru Manga Name Studio

Writing · Model-agnostic (BYO LLM — prompts designed for ChatGPT, Claude, Gemini, or local models)

Open-source PWA for drafting manga storyboards (ネーム) with LLM-ready prompts and a structured OMNY data format.

Free· Free and open source (MIT License). No paid tiers; users bring their own LLM if they want to use the included AI prompts.Drafting manga storyboards (ネーム) from a prose scriptConverting light-novel scenes into structured panel layouts via an LLM