Open-Source Frontier Voice AI
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A free, open source, and extensible speech-to-text application that works completely offline.
- speech-to-text
- tauri-v2
- accessibility
- cross-platform
Privacy-first AI meeting note taker for Windows and macOS. Free, open source (MIT). On-device Whisper/Parakeet transcription and speaker diarization, no meeting bot. Open-source alternative to Granola, Otter and Fireflies. https://meetily.ai
- meeting-minutes
- meeting-notes
- llm
- mac
Distribute and run LLMs with a single file.
- cross-platform
- gguf
- llama-cpp
- local-ai
TranslatedSelf-hosted TikTok, Douyin & Bilibili scraper and no-watermark video downloader — async REST API, MCP server for AI agents, CLI and web console, plus offline speech-to-text for downloaded videos. Self-healing identity pool, PostgreSQL archive, one docker compose up.
Speech-to-text, text-to-speech, speaker diarization, speech enhancement, source separation, and VAD using next-gen Kaldi with onnxruntime without Internet connection. Support embedded systems, Android, iOS, HarmonyOS, Raspberry Pi, RISC-V, RK NPU, Axera NPU, Ascend NPU, x86_64 servers, websocket server/client, support 12 programming languages
Offline speech recognition API for Android, iOS, Raspberry Pi and servers with Python, Java, C# and Node
- speech-recognition
- asr
- voice-recognition
- speech-to-text
Gradio WebUI for creators and developers, featuring key TTS (Edge-TTS, kokoro) and zero-shot Voice Cloning (E2 & F5-TTS, CosyVoice), with Whisper audio processing, YouTube download, Demucs vocal isolation, and multilingual translation.
The best open-source alternative to Superwhisper & Wispr Flow. Voice-to-text app for macOS with no subscription
Frontier CoreML audio models in your apps — text-to-speech, speech-to-text, voice activity detection, and speaker diarization. In Swift, powered by SOTA open source.
macOS dictation app
Local speech-to-text for macOS on-device AI, fully private, optional cloud
- apple-silicon
- dictation
- macos
- on-device
Speech Note Linux app. Note taking, reading and translating with offline Speech to Text, Text to Speech and Machine translation.
- asr
- sailfishos
- stt
- tts
BYOK voice recording companion with ASR transcription, speaker diarization, AI summaries, and local ASR endpoint support.
Speech synthesis, speech recognition and voice activity detection for voice conversation, in C++ on ggml: Qwen3-TTS, Irodori-TTS, Qwen3-ASR, ReazonSpeech, parakeet and Silero VAD on Metal, Vulkan and the CPU, with an OpenAI-compatible server and live transcription.
- cpp
- ggml
- gguf
- metal
Translated[iFlytek Simultaneous Interpretation] free alternative — local system audio real-time translation and transcription for international conferences, foreign-language podcasts, game voice chat, and raw (unsubtitled) films and shows, with on-screen floating window, live subtitles, and offline recognition. Offline real‑time Language transcription, floating live subtitles.
- audio-transcription
- audio2text
- cross-platform
- offline-first
TranslatedMeetDo — open-source Meeting-to-Action AI by 筑听 (Zhuting, "build listen") · JKinco Listen. Self-hosted live meetings, local ASR/LLM, structured minutes, DOCX/PDF.
- docker
- fastapi
- funasr
- local-first
OpenScribe is an open-source AI scribe that records patient encounters and generates structured clinical notes automatically. You keep full control over data, workflows, and patient privacy with no vendor lock-in.
- ai
- clinical
- clinical-informatics
- ehr
Speech, voices, stories, audiobooks, dubbing and transcription, made on your Mac. Free and open source.
- speaker-diarization
- speech-synthesis
- speech-to-text
- text-to-speech
Evidence-aware Japanese speech visualization: pitch and intonation, waveform inspection, and experimental alignment.
- audio-processing
- fastapi
- japanese
- librosa
Lightweight on-device keyword spotting engine for iOS using CoreML and real-time audio streaming.
OtosakuStreamingASR-iOS is a real-time speech recognition engine for iOS, built with Swift and Core ML. It uses a fast and lightweight streaming Conformer model optimized for on-device inference. Designed for developers who need efficient audio transcription on mobile.
- asr
- conformer
- coreml
- ios