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Alternatives

Products that do what Playground by Natoma does

Simple, fast way to find and try any MCP server. No setup.

  1. 1

    Open-source MCP playground to test and introspect servers

    Nov 2025

  2. 2GP

    2021 · go-playground-wasm.vercel.app

  3. 3
    PlayJS138

    Playground JavaScript web, now with superpowers

    2023

  4. 4

    Powerful online SQL sandbox

    2024

  5. 5

    Hands-on tutorials to learn Postgres

    2022

  6. 6

    World's first freelance marketplace for no-code & automation

    2021

  7. 7AP
  8. 8

    The fastest way to connect your data with your AI Tools.

    11d ago · mcp-builder.ai

  9. 9

    Generate visual sitemap from any website. Just write URL

    2020

  10. 10

    Instantly create & deploy MCP servers from any API spec

    2025

  11. 11WP
  12. 12FV

    You can generate visual sitemaps with meta tags from any websites. https://octopus.do/sitemap/resource/generator For Example: Apple — https://octopus.do/o2rry7ela2 Slack — https://octopus.do/x846356enwl Notion — https://octopus.do/b0t9b4184lr

    2021

  13. 13

    150+ AI models, now native on Mac and Windows.

    19d ago · picsart.com

  14. 14PT

    Hi HN, I'm Matt, founder of MCPJam. We're building open source dev tools for MCP server builders. There’s been a lot of debate around skills vs MCP. From what I see, there’s a growing trend of people using skills paired with MCP servers. Skills teach the agent how to use the MCP server tools and guide the agent to completing complex workflows. We’re also seeing Anthropic encourage the use of Skills + MCP in their products. Anthropic recently launched the connectors marketplace. A good example of this is the Figma connector + skills. The Figma skill teaches the agent how to use the Figma MCP…

    Jan 2026 · mcpjam.com

  15. 15WC
  16. 16YA

    Hello hackers, I just launched a new MVP It's a todo app using mapped todo lists instead of regular lists ! https://ymappr.com It's bugged and very beta, but I released this complex MVP in only two weeks ! (+ made while relocating from Thaïland to Vietnam, and even while being sick). Needless to say, despite the raw interface, a lot of efforts was put into this. Hope I can give you a feel of what the final product will look like, and I would appreciate some feedback In the meantime, take care! baz

    2018

  17. 17
    0mcp20

    Ship MCP Server for your SaaS without engineering overhead

    16d ago · 0mcp.io

  18. 18MA

    I’ve been building and using agents heavily lately. The Model Context Protocol ecosystem is growing insanely fast, but discovering and configuring new tools is still highly manual. Every time I needed to connect an agent to a new service, I had to browse registries, figure out the transport type, identify required env vars, and manually update "mcp.json" files. So I built MCPfinder. It aggregates servers from the official MCP registry, Glama, and Smithery (around 25,000 combined entries) into a deduplicated, ranked catalog. But the real twist is the DX: MCPfinder is itself an MCP server :D…

    Apr 2026 · mcpfinder.dev

  19. 19BG

    Hi folks, I’m one of the maintainers and co-founder of the Go OSS project Permify (https://github.com/Permify/permify), an open-source authorization infrastructure inspired by Google Zanzibar. I would like to share a post where we aimed to provide a brief overview of how we integrated WASM with Golang to provide a richer user experience in our open-source playground. You can use the playground to create and test any authorization logic in a browser. The playground has three main sections: Schema: to model your authorization logic through our domanin specific language we…

    2023 · permify.co

  20. 20AP

    2016 · github.com

  21. 21AM

    I built a simple multi user, multi board, Task/Kanban MCP server. I have been looking for something like this to manage development agents, but I wasn't seeing anything that felt like what I wanted. So I set down and decided to vibe code an alternative. While it was an experiment at first I have been using it daily for my personal development projects and I really think there are others who might be looking for exactly this. It's 100% a WIP, but it is also very usable. I have a demo instance running at https://mootasks.dev. If you find this interesting I'd appreciate a star.…

    Apr 2026 · github.com

  22. 22OS

    Hello HN, I built this because I wanted to give Claude Desktop access to my Notion workspace without running a flaky local Python script via stdio. This is a Node.js/Express implementation of the Model Context Protocol (MCP) that uses SSE (Server-Sent Events) for transport. It’s designed to be stateless and deployable as a container (I'm hosting it on Apify, but it works anywhere with Node). The Stack: TypeScript + Express @modelcontextprotocol/sdk Zod for input validation Bearer Auth for security (since it exposes an HTTP endpoint) Capabilities: It allows the LLM to search pages,…

    Dec 2025 · github.com

  23. 23SP

    2019 · github.com

  24. 24LF

    We built a no/low-code tool that lets you spin up MCPs from a single prompt. MCPs give LLMs access to tools, data, and actions—but they’re hard to build and deploy. Our tool abstracts that: describe what you want, and it auto-generates and hosts the necessary components. No UI flows, no manual chaining—just prompt and go. Examples: • Pull email, parse a DocSend, check Reddit, draft reply • Extract data from a niche site + send a Slack alert • Combine tools without writing glue code Live demo: https://www.youtube.com/watch?v=4uCiaQrgfoE Built over a weekend after getting…

    2025 · generatemcp.com

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