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Top 22 Rust speech-to-text Projects
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SpeakoFlow began as a fork of Handy, which gave me a solid local dictation foundation. I did not reinvent that part and I want to be clear about the credit. I built the assistant, screen vision, spoken answers, translation, memory, and the orchestration that turns those pieces into one experience.
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AppSignal
Monitoring that respects your time & budget. APM, error tracking, and dashboards for modern web apps. Ten-minute setup, transparent flat pricing, and support from engineers who actually use the product.
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meetily
Privacy first, AI meeting assistant with 4x faster Parakeet/Whisper live transcription, speaker diarization, and Ollama summarization built on Rust. 100% local processing. no cloud required. Meetily (Meetly Ai - https://meetily.ai) is the #1 Self-hosted, Open-source Ai meeting note taker for macOS & Windows. Understand How to write meeting minutes
Project mention: Yap – free offline voice dictation for Mac/Windows/Linux (Wispr Flow alt) | news.ycombinator.com | 2026-06-27I actually found this one today and will be adding it to Opensource Builders soon:
https://github.com/Zackriya-Solutions/meetily
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screenpipe
YC (S26) | Open Computer History | Record your screen continuously locally and provide context to your agents (Claude, Codex, Openclaw, Hermes, Runner...)
Project mention: Launch HN: Screenpipe (YC S26) – Power your agents by your 24/7 screen recording | news.ycombinator.com | 2026-07-23Warning: this link automatically downloads a .dmg file without asking.
https://screenpipe.com /how-to-install
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Project mention: Pure C, CPU-only inference with Mistral Voxtral Realtime 4B speech to text model | news.ycombinator.com | 2026-02-09
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opentypeless
Open-source AI voice typing for macOS, Windows, and Linux. Press a hotkey, speak naturally, get polished text in any app.
Project mention: Show HN: OpenTypeless – open-source AI voice input that types into any app | news.ycombinator.com | 2026-03-01 -
parakeet-rs
very fast speech-to-text, diarization, streaming (even in CPU) with NVIDIA Parakeet in Rust
Project mention: Local, CPU-Friendly, High-Quality TTS (Text-to-Speech) with Kokoro | news.ycombinator.com | 2026-07-07Fun... This is something I actually care about...
I used to keep a version of whisperx around, because I think it's important to have not just transcription, but also timing and speaker identification (e.g. for subtitles)
Lately, though, I coded up an OpenAI compatible server for parakeet-rs ( https://github.com/altunenes/parakeet-rs ) and I've been using it with OpenWhispr (a desktop app for transcription that handles all sorts of neat thing).
I'm doing CPU-only transcription (because I use my GPUs for other stuff and haven't gotten around to adding in the GPU-path), but it's incredibly empowering to be able to have local transcriptions at will.
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LangHelper
Striving to create a great Application with full functions of learning languages by ChatGPT, TTS, STT and other awesome AI models, supports talking, speaking assessment, memorizing words with contexts, Listening test, so on.
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Kargo
Stop Scripting Promotions. Start Shipping with Kargo. Kargo automates promotion across dev, staging, and prod with approval gates and verification. Open source, built by the team behind Argo CD. Download now.
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sayna
Sayna is a unified Voice Layer for AI Agents with a seemless integration to an existing agentic frameworks
Project mention: Ask HN: What's the current best local/open speech-to-speech setup? | news.ycombinator.com | 2026-01-23 -
ostt
Open source voice-to-text for the terminal. Record from a hotkey, transcribe with any provider, pipe to AI or shell commands.
Project mention: OSTT – Visual terminal based speech-to-text for Omarchy/Any Linux/Mac | news.ycombinator.com | 2025-12-15 -
SpeakoFlow
Free, open-source offline voice dictation for Windows, macOS, and Linux. A Wispr Flow alternative with an AI assistant that can read your screen on request and answer questions.
View SpeakoFlow on GitHub
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vox
A universal AI toolkit for high-performance Speech-to-Text (STT) and Text-to-Speech (TTS) processing, designed for low-latency and easy model integration. (by rtk-ai)
Project mention: Warcraft III Peon Voice Notifications for Claude Code | news.ycombinator.com | 2026-02-11 -
whisper-overlay
A wayland overlay providing speech-to-text functionality for any application via a global push-to-talk hotkey
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FnKey (what I built): github.com/evoleinik/fnkey
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vox
Local voice AI framework for Rust. Whisper + LLM + TTS with no cloud dependencies. (by mrtozner)
Project mention: Vox – Local Voice AI Framework in Rust (STT and TTS and VAD) | news.ycombinator.com | 2026-02-15 -
kesha-voice-kit
Give your tools a voice — speech to text and back, 25 languages, up to ~19× faster than Whisper. On your machine.
Project mention: Polly wants a transcript: giving agents ears and a voice, on your own machine | dev.to | 2026-05-31It's MIT, it's on GitHub and npm, and bun add -g @drakulavich/kesha-voice-kit is the whole install.
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feros
Open-source voice agent OS. Rust runtime, AI-driven builder, sub second latency. Self-host everything.
Project mention: We Open-Sourced Our Production Voice AI Stack (Rust Runtime, Sub-Second Latency) | dev.to | 2026-04-15TL;DR — We open-sourced Feros, a full Voice Agent OS you can self-host in one docker compose up. It has a Rust voice engine for sub-second latency, a Python control plane, a Next.js dashboard, and an AI builder that writes your agent for you. Apache 2.0.
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sumi
Sumi — Free, open-source voice dictation for macOS. Local-first Whisper + LLM polish, with built-in free cloud APIs.
Project mention: Sumi – Open-source voice-to-text with local AI polishing | news.ycombinator.com | 2026-03-09- Optional BYOK cloud: STT via Groq/OpenAI/Deepgram/Azure, polish via OpenRouter/Groq/Gemini/SambaNova
I built this because the existing tools (Wispr Flow, SuperWhisper) are cloud-only for AI processing and subscription-based. I wanted local inference for both stages, custom prompt rules per app, and source code I could actually read.
Rust, GPLv3.
Website: https://sumivoice.com/en/?utm_source=hackernews&utm_medium=forum&utm_campaign=launch_2026q1&utm_content=show_hn
Source: https://github.com/alan890104/sumi
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t2t
Voice-to-text with MCP support. System-wide dictation (hold fn) and AI agent mode (hold fn+ctrl) that connects to any MCP server. Cross-platform desktop app with local Whisper transcription.
Project mention: Show HN: T2T – Voice-to-text with MCP support local and cross-platform | news.ycombinator.com | 2025-12-23- Svelte 5 frontend
The MCP client runs entirely in Rust, so it works in both dev and production builds. Tool execution happens locally via JSON-RPC.
*Open source:* https://github.com/acoyfellow/t2t
I'd love feedback on the architecture, especially the local MCP client approach. Also curious if others find the MCP integration useful or if I'm overcomplicating things.
What do you think?
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loofah
Free, open-source Markdown knowledge vault for macOS. Record and transcribe meetings locally, keep notes as files you can carry across tools, and give agents read-only MCP access. No accounts, subscriptions, telemetry, or cloud backend. (by bart6114)
Project mention: Show HN: Loofah, meeting transcription into a local Markdown vault | news.ycombinator.com | 2026-08-28 -
conversationaly
Privacy-first AI meeting assistant. Captures mic + system audio, transcribes live, and writes the summary — entirely on your machine. Tauri/Rust core, transcribe.cpp for STT, bundled llama.cpp. No account, no cloud, no telemetry.
Project mention: Conversationaly – Privacy-First AI Meeting Assistant | news.ycombinator.com | 2026-08-19 -
hush
Hold fn, talk, release. Local Whisper dictation for macOS — no cloud, no always-on mic. Pastes at your cursor. (by djmunro)
Project mention: Hush – local push-to-talk dictation for macOS, no cloud, pastes at cursor | news.ycombinator.com | 2026-05-14 -
SaaSHub
SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives
Rust speech-to-text discussion
Rust speech-to-text related posts
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How I Made a Local Voice Assistant Feel Instant
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Open Source, Free Tier Capable Whispr Using Cloudflare AI
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Yap – free offline voice dictation for Mac/Windows/Linux (Wispr Flow alt)
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Apple rejected my dictation app for using the accessibility API
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New accessibility features powered by Apple Intelligence
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Show HN: Free OSS transcription app I made and found it's faster than wispr flow
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Voice Layer for AI Agents Built with Rust, Pluggable to All Agentic Frameworks
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A note from our sponsor - AppSignal
www.appsignal.com | 13 Sep 2026
Index
What are some of the best open-source speech-to-text projects in Rust? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | Handy | 31,387 |
| 2 | meetily | 30,679 |
| 3 | screenpipe | 21,556 |
| 4 | voxtype | 1,447 |
| 5 | opentypeless | 513 |
| 6 | parakeet-rs | 393 |
| 7 | LangHelper | 349 |
| 8 | sayna | 313 |
| 9 | ostt | 295 |
| 10 | SpeakoFlow | 234 |
| 11 | vox | 159 |
| 12 | whisper-overlay | 87 |
| 13 | deepgram-rust-sdk | 66 |
| 14 | fnkey | 49 |
| 15 | vox | 43 |
| 16 | kesha-voice-kit | 38 |
| 17 | feros | 34 |
| 18 | sumi | 26 |
| 19 | t2t | 17 |
| 20 | loofah | 6 |
| 21 | conversationaly | 6 |
| 22 | hush | 1 |