Professional Tally Light System for Modern Video Production
Affordable, open-source tally lights that integrate with OBS Studio, vMix, ATEM, and more
What problem this solves: eliminates “who’s live?” confusion so operators and talent always know when they’re on-air.
Works with OBS Studio, vMix, Blackmagic ATEM, TriCaster, Roland, Panasonic, FOR-A, Ross Video, Grass Valley, and more
Use affordable ESP32 devices, phones, tablets, or any web browser
Simple web interface for device configuration and management
Run as standalone server or desktop app on Windows/macOS
Built-in firmware flasher with GitHub integration
Transparent, community-driven development
Works with 15+ professional mixer brands
Any device with a browser
Free
Compact and affordable
~$15
Larger display, better battery
~$25
2.4 inch touchscreen display
~$12