About AV Toolkit
AV Toolkit is a growing collection of fast, reliable tools and reference material for audio-visual engineers — built to help you calculate, validate, and deploy with confidence, right from the field.
Fast & focused
Each tool answers one field question in seconds — faster than a spreadsheet.
Offline-first
Installable PWA that keeps working with no connection after first load.
On-device only
Calculations run locally; your inputs never leave your device.
Vendor-neutral
No manufacturer bias, catalogs, or lock-in — just the engineering.
What's here
- Tools — calculators for PoE, bandwidth, and more.
- Engineering Reference — quick specs and standards.
- Learn — guides, best practices, and troubleshooting.
Security reports: see /.well-known/security.txt.