MCP Servers, Tools and Agent Skills

OpenChatCut is a local-first AI video editor for creators who want conversational editing with control over the finished cut. AI changes become editable clips, captions, effects and audio tracks in the same project you can adjust manually. It's a free, open-source ChatCut alternative under AGPL-3.0, with a desktop app for macOS, Windows and Linux.

PenEcho is an open-source workspace that puts handwritten notes, diagrams and AI-generated widgets on an infinite canvas. It runs on your computer as a macOS or Windows app, or through Node.js with a browser interface. It's for people who want to work through technical ideas visually and give AI feedback by drawing directly on the result.

CozyClay is a local 3D previsualization studio for filmmakers and AI video creators who want to plan framing and movement before generating a finished clip. You build a rough scene, pose characters, and edit camera moves and cuts on a timeline. Those shots become visual references for models such as Seedance, Kling and Veo, so you can specify the camera through a clip rather than relying on text alone.

ripwire helps AI coding agents find relevant code and assess changes without filling their context with whole files. It runs offline on your machine as a self-contained binary, with a CLI and an optional MCP server. It's for developers who want their agents to spend less context on repository research and check the effects of their edits.

Karakeep is a bookmark manager for people who collect links, notes, images and PDFs in one place. You can run the open source app on your own server with Docker under the AGPL-3.0 license, or use the managed Karakeep Cloud service. It has a web app, iOS and Android apps, and extensions for Chrome, Firefox and Safari.

deja-vu gives coding assistants a shared memory of work already recorded on your machine. It searches sessions from before you installed it, so developers can recover an old fix or carry context between Claude Code, Codex CLI, Cursor and opencode without starting a separate collection of notes.

Bifrost is a self-hosted AI gateway for developers and teams whose applications use multiple model providers. It puts Ollama, custom model deployments, and cloud services behind one OpenAI-compatible API, so applications can switch models without maintaining a separate integration for each provider.

Graphiti is a self-hosted Python framework for developers building AI agents that need to remember changing facts. It builds knowledge graphs from conversations, structured records and unstructured text, so an agent can query current information or recover what was true earlier. It's open source under Apache 2.0.

Firecrawl helps developers give AI agents and applications access to current web content. It searches for pages, extracts their contents, and returns data in forms an application can use. The project is open source under AGPL-3.0 and can run on a self-hosted server. Firecrawl also offers a hosted service that requires an account and API key and includes additional features. Reaching live websites requires an internet connection.

Langflow is a visual builder for developers creating AI agents and retrieval-augmented generation (RAG) applications. You can run it locally or on your own server, with Docker support and desktop apps for Windows and macOS. The open-source software uses the MIT license. A hosted cloud offering provides a separate deployment option.

Superpowers adds a structured development process to AI coding assistants. It's for developers who want their agent to agree on a design before writing code, follow an implementation plan, and check its work against that plan. The open-source framework uses the MIT license and works inside coding tools including Claude Code, Codex, Cursor, Gemini CLI and OpenCode.

Onyx is an AI search and chat platform for teams whose information is spread across workplace apps. It indexes company knowledge so employees can ask questions across sources and get answers grounded in relevant documents. Teams can deploy it in their own cloud or on bare metal, including an air-gapped environment.

GPT Researcher is a self-hosted AI research agent for people who need detailed, cited reports drawn from the web, their own documents, or both. You choose the language model and search provider, and can run the software on your own server or through Docker. It's open source under Apache 2.0.

Agno is a Python framework and runtime for developers building customer-facing or internal AI agents. You can run its agent platform locally with Docker, on your own servers or in your cloud. The open-source framework uses the Apache 2.0 license, and the platform keeps sessions, memory, knowledge and traces in your database.

Activepieces brings AI agents and workflow automation into one workspace for teams that need to connect their apps and internal data. It runs on your own servers with Docker or Kubernetes, or as a managed cloud service. An isolated deployment can keep platform data on its own infrastructure; connected apps and model providers may still require external access. Its core and app integration pieces are MIT-licensed.

Serena is a locally run MCP toolkit that gives AI coding agents access to code structure: functions, classes and the references between them. It's for developers who want their agent to find and change specific parts of a codebase without reading whole files or relying on text matching. It requires an LLM client and works with Claude Code, Codex, OpenCode, Cursor and OpenWebUI.

Cua gives AI agents access to computers they can inspect and operate, with tools for desktop automation, local virtual machines, and hosted fleets. It's for developers building agents that work across native apps and browsers, or evaluating how well those agents complete computer tasks. You bring the agent and model.

Context7 brings current library documentation and code examples into an AI coding assistant's context. It's for developers who want answers grounded in the libraries and versions they're actually using, rather than an assistant's older training data. It works with Claude Code, Codex, Cursor, Devin Desktop and Antigravity.

Docling is an MIT-licensed, open source document parser for developers turning files into structured content for search and AI applications. It runs locally on macOS, Linux, and Windows, including in air-gapped environments. Its PDF processing identifies page layout and reading order, extracts tables, code, and formulas, and classifies images.

Screenpipe records screen activity and audio as searchable local history that AI agents can use as context. It's for people who want to recall past work and teams that want agents to draft follow-ups or update work records using what actually happened. Raw history stays on your device by default.

MinerU parses documents locally into structured text for AI agents, RAG systems and knowledge bases. It's for people working with scanned PDFs, academic papers and Office files whose tables, formulas or page layouts need more care than plain text extraction.

Whisper Notes is an offline transcription app for iPhone, iPad and Apple Silicon Macs. It's for people recording interviews, lectures or meetings who need the audio and transcripts to stay on their device. It requires no account and has no cloud sync, analytics or tracking.

QMD is a local search engine for people with Markdown notes, meeting transcripts, or documentation they want to search themselves or make available to an AI agent. It accepts exact keywords and natural-language queries, with indexing and model inference running on your own machine. It's open source under MIT.

Perfect Memory AI keeps a searchable record of what you've seen on your screen and heard in meetings on Mac and Windows. It's for people who need to find a page, presentation or conversation again without remembering which app held it. Recordings stay on your device, and search returns material you've actually seen or heard.

Composio connects AI assistants and custom agents to apps such as Gmail, Slack, GitHub, and Linear. It's for people who want their assistant to act on requests across apps, and developers who don't want to maintain each integration themselves. Its CLI gives coding agents a local interface; the standard setup uses Composio's hosted authentication and execution service. It requires an account and internet access.

MCP Reference Servers is a collection of locally run examples for developers building connections between AI applications and external tools or data. Maintained by the MCP steering group, the servers demonstrate the protocol and its SDKs. They're educational implementations, so developers should assess security requirements before using them in production.

Supergateway connects MCP servers and AI clients that use different connection types. It's for developers who want to expose a local tool server over a network or connect a desktop client to a remote server. The gateway runs on your own machine or server through Node.js or Docker, and its code is open source under the MIT license.

mcp-proxy is a self-hosted tool for connecting AI clients and MCP servers that use different connection types. It's for developers who need a stdio client, such as Claude Desktop, to reach an SSE or Streamable HTTP server, or who want remote clients to access a local stdio server. The proxy runs on your own machine or server.

Hillnote is a writing and planning workspace for people who want their notes on their own disk, with AI available inside the editor. It runs on Mac, Windows, iOS and Android. The editor, workspace and local AI work offline, and getting started doesn't require an account.

Pieces runs in the background on your computer and builds a searchable history of your work across apps. It's for people who need to recover a decision, find earlier research or resume a task after switching between tools. Memories stay on your machine by default.

Morphik Core is a self-hosted multimodal retrieval engine for developers building AI applications around visually rich documents. It searches diagrams, schematics, charts, and datasheets alongside text, so applications can retrieve information that text extraction alone can miss. You can run it on your own server, including through Docker, or use Morphik's hosted service.

gptme is a self-hosted AI agent that works directly in your terminal, with access to your files and installed tools. It's for developers who want a coding assistant in their own environment, and people who want an agent for data analysis or other knowledge work. The software is free under the MIT license and doesn't require a gptme account.

Laminar is an open-source platform for developers who need to see why an AI agent failed and check whether a fix worked. You can self-host it with Docker or on Kubernetes, including AWS and GCP, or use its managed cloud service. It uses the Apache 2.0 license.

xberg, formerly Kreuzberg, is a local document extraction engine for developers building AI search, document processing, and retrieval-augmented generation applications. It reads PDFs, Office files, scanned images, email, and nested archives, extracting text, tables, images, and metadata through one shared engine. It's open source under MIT.

Higress is a self-hosted AI gateway for developers and teams managing model APIs and the tools their AI agents call. It puts LLM traffic and MCP servers behind a shared entry point, with authentication, traffic controls and monitoring. The open-source edition uses the Apache 2.0 license and runs locally in Docker without registration. Alibaba Cloud also offers a fully managed gateway.

ScrapeGraphAI is an AI web scraping tool for developers who want to describe the data they need in plain language. Its open-source Python library runs on your own infrastructure under the MIT license. A separate managed API runs in ScrapeGraphAI's cloud.