AI · alternatives · 2026

24 alternatives to Symphony

Write programs you can talk to

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Symphony launched in 2023; newer entries below may have overtaken it.

1. 1
   Symphony – Use GPT-4 to call functions in sequence▲93

   Hey HN! I'm excited to introduce Symphony – a toolkit designed to help developers write functions and let GPT-4 call them in whatever sequence that makes most sense based on conversation. I've been quite amazed[1] by GPT-4's recent ability to both detect when a function needs to be called and to respond with JSON that adheres to the function's signature. Since developers currently append descriptions of functions to API calls[2], I often found myself wishing for a toolkit that would automatically create these descriptions as I added and debugged functions during development. You can get…

   2023 · symphony.run · its alternatives →

2. 2
   Symphony▲132

   An open-source spec for Codex orchestration

   Apr 2026 · openai.com · its alternatives →

3. 3
   Symphony▲207

   An OS where AI controls keyboard and mouse

   2025 · symphon.co · its alternatives →

4. 4
   Orchestra▲793

   A chat-centric workspace for builders and modern teams

   2025 · orch.so · its alternatives →

5. 5
   Orchestra▲75

   Open source system for coordinating experts and machines

   2015 · orchestra.b12.io · its alternatives →

6. 6
   TalkNotes▲854

   Turn your thoughts into actionable notes, fast

   2023 · talknotes.io · its alternatives →

7. 7
   Orchestra 1.0▲195

   An open-source robotic process automation system 🚀

   2019 · orchestra.b12.io · its alternatives →

8. 8
   Symphony▲77

   A new video streaming platform for symphonic music.

   2022 · symphony.live · its alternatives →

9. 9
   Serenade▲218

   Write code using natural speech

   2020 · serenade.ai · its alternatives →

10. 10
    Textio▲192

    The augmented writing platform.

    2015 · textio.com · its alternatives →

11. 11
    Serenade Pro▲87

    The most powerful voice coding experience.

    2020 · serenade.ai · its alternatives →

12. 12
    Composer▲123

    Multiplayer markdown for you, your team, and your agents.

    Jun 2026 · usecomposer.md · its alternatives →

13. 13
    Verbz▲220

    Create tasks, notes, and chat, with your voice

    2021 · its alternatives →

14. 14
    SpeakoFlow▲95

    Free, open-source voice dictation and AI assistant, offline

    Aug 2026 · speakoflow.com · its alternatives →

15. 15
    Homer▲76

    A text analyser in Python to help you write better

    2022 · github.com · its alternatives →

16. 16
    Wiz Write▲125

    The voice-powered writing tool that will change how you work

    2023 · wizwrite.io · its alternatives →

17. 17
    TalkEze▲190

    Speaker note for screen recording and online meetings

    2023 · gemoo.com · its alternatives →

18. 18
    Symphony▲3

    Offline music playback is now a breeze.

    2023 · zyrouge.github.io · its alternatives →

19. 19
    Wispro▲143

    Stop typing, start talking, get perfectly written text

    Jul 2026 · wisproapp.com · its alternatives →

20. 20
    Cloud Composer, by Google▲118

    A fully managed workflow orchestration service

    2018 · cloud.google.com · its alternatives →

21. 21
    Audiogram Generator▲80

    The future of social audio from WNYC

    2016 · github.com · its alternatives →

22. 22
    ReadyRunner▲133

    Desktop AI assistant for work

    2023 · readyrunner.ai · its alternatives →

23. 23
    StackifyMind▲105

    Chat with documents

    2024 · stackifymind.com · its alternatives →

24. 24
    Muchtodo AI▲112

    Use your voice to create projects, tasks, and notes

    2024 · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →