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Products that do what SpongeCake – open-source SDK for OpenAI computer use agents does

Hey HN! Wanted to quickly put this together after seeing OpenAI launched their new computer use agent We were excited to get our hands on it, but quickly realized there was still quite a bit of set-up required to actually spin up a VM and have the model do things. So we wanted to put together an easy way to deploy these OpenAI computer use VMs in an SDK format and open source it Hopefully this tooling is helpful to other folks building AI agents! Here’s a link to the repo (https://github.com/aditya-nadkarni/spongecake) - please try it out and give us a star. If you have…

  1. 1
    mcp-use581

    Open source SDK and infra for MCP servers & agents

    2025

  2. 2

    The open-source framework for real-time AI voice

    2025

  3. 3

    Build production agents with harness and sandbox

    Apr 2026 · openai.com

  4. 4
    opencode395

    Your terminal's AI agent, with any model you want

    2025

  5. 5

    open source agent engineering platform

    May 2026 · pandaprobe.com

  6. 6AO

    Hi HF, I'm Terrell, and we built an open-source app that lets developers create their own Operator with a Next.js/React front-end and a flask back-end. The purpose is to simplify spinning up virtual desktops (Xfce, VNC) and automate desktop-based interactions using computer use models like OpenAI’s There are already various cool tools out there that allow you to build your own operator-like experience but they usually only automate web browser actions, or aren’t open sourced/cost a lot to get started. Spongecake allows you to automate desktop-based interactions, and is fully open…

    2025 · github.com

  7. 7

    Build production-ready agents, fast.

    2025

  8. 8
    Kimi K2.6342

    Open-source SOTA for long-horizon coding and agent swarms

    Apr 2026 · kimi.ai

  9. 9

    Your open-source, local second brain for every AI

    May 2026 · kuku.mom

  10. 10
    KushoAI153

    Open-source AI tester that lives in your CLI

    2025

  11. 11

    New tools for building agents and tools

    2025

  12. 12CB

    We're releasing early efforts on coding agent governance with Cupcake [1] - an open-source policy enforcement layer with native integrations. You write rules in policy-as-code (OPA/Rego), and Cupcake integrates them into the agent runtime via Hooks. See it in action (Desktop only): https://cupcake-policy-studio.vercel.app/example-policies/se... Help us build: https://github.com/eqtylab/cupcake We are EQTY Lab, our mission is verifiable AI (identity, provenance, and governance). With the rise of capable agents like Claude Code, it became…

    Dec 2025 · github.com

  13. 13OS

    GitHub: https://github.com/ClioAI/kw-sdk Most AI agent frameworks target code. Write code, run tests, fix errors, repeat. That works because code has a natural verification signal. It works or it doesn't. This SDK treats knowledge work like an engineering problem: Task → Brief → Rubric (hidden from executor) → Work → Verify → Fail? → Retry → Pass → Submit The orchestrator coordinates subagents, web search, code execution, and file I/O. then checks its own work against criteria it can't game (the rubric is generated in a separate call and the executor never sees it…

    Feb 2026 · github.com

  14. 14PR
  15. 15

    Computer use but with OpenAI and Gemini models

    2024

  16. 16AJ

    Hi HN! I’m Tony, co-founder of Inngest. I wanted to share AgentKit, our Typescript multi-agent library we’ve been cooking and testing with some early users in prod for months. Although OpenAI’s Agents SDK has been launched since, we think an Agent framework should offer more deterministic and flexible routing, work with multiple model providers, embrace MCP (for rich tooling), and support the unstoppable and growing community of TypeScript AI developers by enabling a smooth transition to production use cases. This is why we are building AgentKit, and we’re really excited about it for a few…

    2025 · github.com

  17. 17

    AI-assistant native self-hosted deployment platform

    Apr 2026 · openberth.io

  18. 18

    Run Claude Code agents in terminal with a visual editor

    Feb 2026

  19. 19

    Open-source Computer Use MCP for AI agents

    May 2026 · github.com

  20. 20GF

    hi guys. been working on something i think is fundamentally missing in today's workflow with ai agents. vcs. i find myself struggling with questions that agents can't answer like "why did you do it?", "when did u delete this folder? why?", etc. or trying to /rewind (after a /compact...) or basically `bisect` to find when and why something was done by the agent in the current / previous session. just like git did for code, i think we are the same core capabilities with ai agents so... i developed an open source solution for that (currently supporting claude code) would love to…

    May 2026 · github.com

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    Cline SDK120

    Build coding agents with a plugin-based open-source runtime

    May 2026 · cline.bot

  22. 22AD

    I've been building computer-use tools for a while, and I quietly launched this about a month ago (122 Stars on GH). I figured it was worth sharing here. Over the last few months, a lot of computer-use agents have come out: Codex, Claude Code, CUA, and others. Most of them seem to work roughly like this: 1. Take a screenshot 2. Have the model predict pixel coordinates 3. Click x,y 4. Take another screenshot 5. Repeat That works, but it's slow, expensive in tokens, and fragile. If the UI shifts a few pixels, things break. And the model still doesn't know what any element actually is. But the…

    May 2026 · github.com

  23. 23

    Open-source runtime for durable AI agents

    May 2026 · orkes.io

  24. 24MC

    Hey HN, OpenAI released the Agents SDK yesterday, which is great because of its simplicity. I just added MCP support for it, which is currently available as a fork here: https://github.com/lastmile-ai/openai-agents-mcp (and on pypi as the openai-agents-mcp package). You can specify the names of MCP servers to give an Agent access to by setting its `mcp_servers` property. The Agent will then automatically aggregate tools from the MCP servers, as well as any `tools` specified, and create a single extended list of tools. This means you can seamlessly use MCP servers, local…

    2025

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