Juno

A local-first Mac voice layer that turns natural speech into polished writing, native insertion, and simple actions.

Get Juno Juno blog Docs

Local models Native Mac Open source

Speech Whisper large-v3-turbo Writing Qwen3-4B Instruct Correction Qwen3-0.6B

Listening 01:18

Speak the rough version. Juno turns it into clean text inside the app you already have open.

CR-03 Product Hunt launch

Playable dataset

GTA DataCity

A tiny 3D platformer atlas that turns San Francisco's AI co-working spaces into a playable city.

Play GTA DataCity View on Product Hunt

Data visualization Maps Games

Format 3D platformer atlas Dataset SF AI co-working spaces Launch Product Hunt

GTA DataCity SF co-working atlas

Playable city dataset SOMA AI hubs Desks

Open source / Maps / Games Live on Product Hunt

01 / 02

CR-01

Juno Voice layer

Local speech, final formatting, selected-text edits, and native app insertion for Mac.

Get Juno Juno Blog Juno Docs

Turns a San Francisco AI co-working dataset into a tiny 3D platformer map.

Maps text, audio, and video to population-level cortical response patterns.

A technical note on why live transcription is a trust system: partial hypotheses, tail quarantine, local context, privacy gates, and final delivery.

A technical walk through Juno's local runtime, live HUD path, finalization lanes, native insertion model, and privacy gates.

Juno is a local-first, open-source voice layer for Mac with live voice input, screen context, rewrites, formatting, and simple actions.