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AudioSTAX 0.1.0
AudioSTAX 0.1.0 — the first release. Batch audio studio: convert, normalize to LUFS, clean up speech and write subtitles for hundreds of files at once. Offline, free, no subscriptions.
English
What's in it
- Batch conversion to WAV (16/24/32-bit float), FLAC, MP3 (CBR/VBR), AAC (.m4a), Opus and OGG Vorbis, from almost any audio format and from the soundtrack of MP4, MOV, MKV, WebM and AVI videos.
- Two-pass LUFS normalization (EBU R128): podcast −16, streaming −14, broadcast −23 or your own targets, with a plain gain that keeps the dynamics and a true-peak ceiling.
- Speech cleanup for whole batches: AI noise reduction (DeepFilterNet) or a light mode for faint hiss, automatic 50/60 Hz mains hum removal, and a leveler that evens out quiet and loud voices.
- Subtitles and transcripts with Whisper (Tiny → Large Turbo, language detected automatically): SRT, VTT, TXT and JSON next to every converted file.
- Apple AudioToolbox AAC on macOS.
- Waveform and measured loudness of every file, parallel jobs, pause/resume, Dock/taskbar progress, file names from tags, a complete built-in guide (F1), five languages.
AI models are downloaded only when you first need them (8 MB for noise reduction, 32–574 MB for subtitles), after their license is shown; nothing else ever goes online and no audio leaves your computer.
Download
| System | File |
|---|---|
| macOS 12+ (Apple Silicon) | AudioSTAX-v0.1.0-macOS.dmg |
| Windows 10/11 x64 | AudioSTAX-v0.1.0-Windows-x64-Setup.exe (per-user installer) or …-Windows-x64.zip (portable) |
| Linux x86_64 | AudioSTAX-v0.1.0-Linux-x86_64.AppImage, audiostax_0.1.0_amd64.deb (Debian/Ubuntu), audiostax-0.1.0-1.x86_64.rpm (Fedora/openSUSE) or …-Linux-x86_64.tar.gz |
Checksums: SHA256SUMS-macos, SHA256SUMS-windows, SHA256SUMS-linux.
Subtitles on Windows and Linux need a processor with AVX2 (every PC since about 2013).
First launch
- macOS — not yet signed with an Apple certificate: right-click AudioSTAX in Applications → Open → Open (or System Settings → Privacy & Security → Open Anyway).
- Windows — if SmartScreen appears: More info → Run anyway.
- Linux —
chmod +x AudioSTAX-*.AppImage; without FUSE start it with--appimage-extract-and-run. Orsudo apt install ./audiostax_0.1.0_amd64.deb/sudo dnf install ./audiostax-0.1.0-1.x86_64.rpm.
Italiano
Cosa contiene
- Conversione batch in WAV (16/24/32-bit float), FLAC, MP3 (CBR/VBR), AAC (.m4a), Opus e OGG Vorbis, da quasi ogni formato audio e dalla colonna sonora di video MP4, MOV, MKV, WebM e AVI.
- Normalizzazione LUFS a due passaggi (EBU R128): podcast −16, streaming −14, broadcast −23 o valori tuoi, con un guadagno semplice che conserva la dinamica e il tetto true peak.
- Pulizia della voce su interi batch: riduzione del rumore con AI (DeepFilterNet) o modalità leggera per il fruscio, rimozione automatica del ronzio di rete a 50/60 Hz e uniforma voci.
- Sottotitoli e trascrizioni con Whisper (da Tiny a Large Turbo, lingua riconosciuta in automatico): SRT, VTT, TXT e JSON accanto a ogni file convertito.
- AAC Apple AudioToolbox su macOS.
- Forma d'onda e loudness misurata di ogni file, job paralleli, pausa e ripresa, avanzamento nel Dock e nella barra delle applicazioni, nomi dei file dai tag, guida completa integrata (F1), cinque lingue.
I modelli AI si scaricano solo la prima volta che servono (8 MB per la riduzione del rumore, da 32 a 574 MB per i sottotitoli), dopo averne mostrato la licenza; per il resto niente va online e nessun audio lascia il computer.
Download
| Sistema | File |
|---|---|
| macOS 12+ (Apple Silicon) | AudioSTAX-v0.1.0-macOS.dmg |
| Windows 10/11 x64 | AudioSTAX-v0.1.0-Windows-x64-Setup.exe (installer per utente) oppure …-Windows-x64.zip (portabile) |
| Linux x86_64 | AudioSTAX-v0.1.0-Linux-x86_64.AppImage, audiostax_0.1.0_amd64.deb (Debian/Ubuntu), audiostax-0.1.0-1.x86_64.rpm (Fedora/openSUSE) oppure …-Linux-x86_64.tar.gz |
Checksum: SHA256SUMS-macos, SHA256SUMS-windows, SHA256SUMS-linux.
I sottotitoli su Windows e Linux richiedono un processore con AVX2 (tutti i PC dal 2013 circa).
Primo avvio
- macOS — non ancora firmato con un certificato Apple: clic destro su AudioSTAX in Applicazioni → Apri → Apri (oppure Impostazioni di Sistema → Privacy e sicurezza → Apri comunque).
- Windows — se compare SmartScreen: Ulteriori informazioni → Esegui comunque.
- Linux —
chmod +x AudioSTAX-*.AppImage; senza FUSE avviala con--appimage-extract-and-run. Oppuresudo apt install ./audiostax_0.1.0_amd64.deb/sudo dnf install ./audiostax-0.1.0-1.x86_64.rpm.
Third-party sources (LGPL) · Sorgenti di terze parti (LGPL)
AudioSTAX includes FFmpeg as a separate program (bin/ffmpeg, bin/ffprobe), built without GPL or non-free parts from these exact sources:
FFmpeg 7.1.2 (https://ffmpeg.org/releases/ffmpeg-7.1.2.tar.xz) · LAME 3.100 (https://downloads.sourceforge.net/project/lame/lame/3.100/lame-3.100.tar.gz) · Opus 1.5.2 · libogg 1.3.5 · libvorbis 1.3.7 (https://downloads.xiph.org/releases/). All licenses: THIRD_PARTY_LICENSES.txt in the app and in this repository.
❤ AudioSTAX is free: if it saves you time, support it on GitHub Sponsors. · © 2026 Enrico Fanucchi · www.enricofanucchi.com