Alternatives

Products that do what AI-SDK-Cpp – Unified C++ SDK for OpenAI, Anthropic, and More does

1. 1
   OpenAI Universe▲329

   Platform for measuring and training AI agents

   2016

2. 2
   OpenAI Gym▲147

   Open source interface to reinforcement learning tasks

   2016

3. 3RO
   Rubberduck – Open Source Tool to Emulate OpenAI/Anthropic APIs Locally▲6

   2025 · github.com

4. 4UP
   Unified Python SDK for Multimodal AI (OpenAI, ElevenLabs, Flux, Ollama)▲5

   Jan 2026 · github.com

5. 5AA
   AI Artifacts - open-source template of Anthropic's Artifacts UI▲7

   2024 · github.com

6. 6OS
   Open-Source Infrastructure for AI Code Interpreters▲6

   2024 · e2b.dev

7. 7SN
   Surf.new – An open-source alternative to OpenAI Operator▲9

   2025 · surf.new

8. 8SM
   Second Me – An Open-Source Alternative to Centralized AI▲7

   2025 · github.com

9. 9SN
   Surf.new – An open-source alternative to OpenAI Operator▲7

   2025 · github.com

10. 10PP
    Poodle, Python-to-PDDL Compiler and AI Planning SDK▲9

    2019 · github.com

11. 11OC
    Open Coscientist – modular implementation of DeepMind's AI Co-scientist▲9

    Jan 2026 · github.com

12. 12GF
    Grunden – Frontier AI inference hosted in Sweden, OpenAI-compatible▲7

    May 2026 · grunden.ai

13. 13BO
    Bashi – open-source and extensible AI assistant platform and app▲9

    2023 · github.com

14. 14OS
    Open-Source Desktop AI Webscraper▲9

    2023 · github.com

15. 15CA
    Codemonkey.ai – BI for Software Development Leaders▲7

    2017 · codemonkey.ai

16. 16OS
    Open source AI data analyst locally using CLI▲7

    2024 · github.com

17. 17OC
    OpenAI Codex for Free with GitHub Models▲7

    2025 · gist.github.com

18. 18LM
    Labgrid-MCP – let AI agents drive real embedded hardware labs▲8

    Aug 2026 · github.com

19. 19IA
    InfiniteGPU, An open-source AI compute network,now supporting training▲5

    Jan 2026 · github.com

20. 20CC
    CodeSpin - Code generation framework and tools using OpenAI APIs▲7

    2023 · github.com

21. 21LO
    Largest open-source multimodal AI dataset▲8

    Oct 2025 · e-mm1.github.io

22. 22OS
    Open-Source AI Forms Using Generative UI▲5

    2024 · github.com

23. 23XA
    XsAI – A < 6KB Vercel AI SDK Alternative▲7

    2025 · blog.moeru.ai

24. 24CM
    Codingagents.md – The open directory for AI coding agents▲5

    Feb 2026 · codingagents.md

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