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AI · alternatives · 2026

24 alternatives to Customizable, multilingual voice-enabled AI assistant powered by OpenAI

Hi HN, Today, we're launching Glowby Basic, our open-source, customizable AI assistant powered by OpenAI API. It allows you to easily recreate and adapt your own assistant for various needs, with multilingual voice capabilities. Key features include autonomous decision-making, customizable pre-set questions, support for 30+ languages, and effortless prompt switching for different tasks and scenarios. We've made interactions with LLMs and AI-related APIs open-source to encourage collaboration and enhance transparency. Try our live demo (no sign-up required) and explore the GitHub repo linked…

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Customizable, multilingual voice-enabled AI assistant powered by OpenAI launched in 2023; newer entries below may have overtaken it.

  1. 1
    AnonAI▲259

    The private AI assistant

    2024 · autonomous.ai · its alternatives →

  2. 2

    First TTS model to support all 22 Indic languages + English

    2024 · its alternatives →

  3. 3

    Combine the best AI/LLMs to build your Custom ChatGPT

    2023 · edenai.co · its alternatives →

  4. 4

    Build Voice AI Agents in 100+ languages for ₹1.5/min

    May 2026 · thinnest.ai · its alternatives →

  5. 5
    api.ai▲301

    Build your own Siri. Speech interface for apps and devices.

    2014 · its alternatives →

  6. 6
    TalkBerry▲152

    Your personal language tutor, powered by AI

    2023 · talkberry.ai · its alternatives →

  7. 7

    Human Like AI Voices API – At a Fraction of the Cost.

    2025 · lemonfox.ai · its alternatives →

  8. 8

    Generative AI voice bot for sales, support, and beyond

    2023 · voicegenie.ai · its alternatives →

  9. 9

    Hi HN! Last year the project I launched here got a lot of good feedback on creating speech to speech AI on the ESP32. Recently I revamped the whole stack, iterated on that feedback and made our project fully open-source—all of the client, hardware, firmware code. This Github repo turns an ESP32-S3 into a realtime AI speech companion using the OpenAI Realtime API, Arduino WebSockets, Deno Edge Functions, and a full-stack web interface. You can talk to your own custom AI character, and it responds instantly. I couldn't find a resource that helped set up a reliable, secure websocket (WSS) AI…

    2025 · github.com · its alternatives →

  10. 10

    Generate English subtitles for videos in any language

    2022 · its alternatives →

  11. 11

    Over the last 2-3 weeks, I vibecoded the recipe app that I always wished existed - recipeninja.ai . It now includes a fully interactive voice assistant so you don't need to get your dirty hands over your new iPad when you're cooking. Background: I’m a startup founder turned investor. I taught myself (bad) PHP in 2000, and picked up Ruby on Rails in 2011. I’d guess 2015 was the last time I wrote a line of Ruby professionally. Last month, I decided to use Windsurf to build a Rails 8 API backend and React front-end app, using OpenAI's realtime API for voice-to-voice responses. Over the last few…

    2025 · recipeninja.ai · its alternatives →

  12. 12
    Agnes AI ▲124

    Hi HN, I'm Daniel, part of the team at Agnes AI, a Singapore-based AI lab. We've been building quietly for a while and I wanted to share what we've made with this community and get honest feedback from people who actually build things. What is Agnes AI? Agnes AI gives you access to three models through a single free API. We have text, image and video models. The API is fully OpenAI-compatible, so you can just swap the base URL to https://apihub.agnes-ai.com/v1 and use your Agnes API key. No other changes needed in your existing code. It is completely free. No need to submit…

    2025 · agnes-ai.com · its alternatives →

  13. 13

    Transform Your Videos With AI-Powered Audio & Subtitles

    2025 · subtleai.leanai.ventures · its alternatives →

  14. 14

    Add Siri like Native AI Agents in you App. Contribute to SugarAI-HQ/CopilotOne development by creating an account on GitHub.

    2024 · github.com · its alternatives →

  15. 15IB

    Hello Hacker News, When learning foreign languages, I made the most progress by speaking them throughout the day, every day. So I made a site where you can *speak* to an AI language teacher to practice both listening and speaking. # The product *What I have now:* * Multilingual speech recognition: You can ask a question in English and get an answer in your target language. * Feedback on your grammar. * Suggestions: See examples of what to say next to keep the conversation flowing. * Speed: Choose a lower speed for beginners or a faster one for advanced levels. * Translations: Click to see a…

    2023 · gliglish.com · its alternatives →

  16. 16

    A fast, open-source voice assistant powered by Groq, Cartesia, and Vercel.

    2024 · swift-ai.vercel.app · its alternatives →

  17. 17MY

    Upload a voice and write a personality prompt, or try the pre-made characters. Built by augmenting Gemma 3 12B with our new text-to-speech and speech-to-text models, both of which we will release as open-source soon. Stay tuned.

    2025 · unmute.sh · its alternatives →

  18. 18
    Vagent▲24

    Talk with your automations

    2024 · its alternatives →

  19. 19

    Sesame AI: Voice Assistant - Natural Conversations with AI

    2025 · sesameai.info · its alternatives →

  20. 20

    A Free AI-Powered English Training Website

    2025 · englishdaily.ai · its alternatives →

  21. 21

    Multilingual AI app helping to Democratize AI Technology

    2025 · play.google.com · its alternatives →

  22. 22

    A fully customizable, BYOK voice assistant with computer use

    Jul 2026 · getopendex.com · its alternatives →

  23. 23

    My girlfriend relocated to Bangalore from Pune and was struggling to talk to cab drivers. So I built this simple app to instantly translate voice. The app even auto-detects the other person's language; ideal for when you have set the language to "Tamil" when the other person was actually speaking in "Kannada" and you didn't realize it. I used OpenAI's Whisper and TTS for this.

    2025 · whisperglot.ai · its alternatives →

  24. 24

    Hey HN! I created Hanasu.ai after my 9-5 job as a side project. Previously I'd used Duolingo to learn Japanese, but failed spectacularly when I actually spoke with my roommate from Tokyo. Now, after OpenAI improved their Realtime audio model in December and reduced pricing, I spent my entire winter break building. So how does it work? Just choose a daily topic and converse with the AI model: (1) Didn't catch a phrase? Double tap to reveal a transcript. (2) Couldn't understand? Double tap for translations powered by Google. (3) Can't recall that intricate Chinese/Japanese character? Just…

    2025 · hanasu.ai · its alternatives →

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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 →