Browser Border Theme

Dynamic colored borders that react to page audio. 8 themes, 5 effects.

Make your browser come alive with dynamic colored borders that pulse and react to the music you're playing. 🎵 Audio Reactive Borders respond to any audio or video playing in your browser — YouTube, Spotify, Bilibili, Netflix, anything. The border color, intensity, and glow change in real time based on bass, mid, treble, and overall energy. No microphone permission needed — it captures tab audio directly. 🎨 8 Beautiful Themes Neon — Electric cyan glow on dark background Ocean — Cool blue tones with deep sea vibes Fire — Warm orange and red flame effect Forest — Natural green hues inspired by nature Sunset — Golden hour gradients of amber and purple Aurora — Shifting northern lights color palette Candy — Playful pink and magenta tones Gold — Elegant golden shimmer ✨ 5 Animation Effects Breathe — Smooth pulsing glow that fades in and out Rainbow — Continuous color cycling through the full spectrum Pulse — Rhythmic heartbeat-like intensity changes Wave — Flowing color transitions with sine wave motion Aurora — Multi-layered shifting colors like the northern lights 🔊 Page Audio Enable "Page Audio" to capture the tab's audio stream and drive the border animation with real frequency data. Bass hits make the border flare, treble adds sparkle, and energy controls overall intensity. 🔒 Privacy First • No data collection — ever • No tracking, no analytics • No server communication — works 100% offline • Audio is analyzed locally and immediately discarded • Tab audio is never recorded, stored, or transmitted 📌 How to Use 1. Pin the extension to your toolbar 2. Click ON to activate the border effect 3. Pick a theme you like 4. Choose an animation effect 5. Enable Page Audio and play some music — watch your browser edges dance! Works on all websites. Lightweight and battery-friendly. No impact on page performance.