v2.4.0September 18, 2026Latest

Interactive Corner Arrow Resizing & Multi-Element Branding

• •Interactive corner arrow handles on video player canvas for both image watermarks and text elements.
• •Proportional resizing with live pixel tooltip feedback (clamped min/max ranges).
• •Added multi-element branding support: add unlimited image and text watermarks with independent styling.
• •Settings panels collapsed by default, opening strictly on edit icon click.
• •Removed generic sample branding presets in favor of clean custom user uploads.

v2.3.0September 17, 2026Design System

ElevenLabs Monochrome Visual Refresh & Developer API Waitlist

• •Complete design token migration to ElevenLabs-inspired monochrome palette (--canvas, --surface, --border-subtle).
• •Implemented Developer API & Keys waitlist page with interactive early access registration.
• •Audio track seeking smoothness improvements and instant video timeline sync.
• •Restored clean single-line inline button layouts across audio synchronization toolbars.

v2.2.0September 12, 2026Core Feature

Client-Side Hardware-Accelerated MP4 Video Burning

• •Direct in-browser MP4 video rendering using HTML5 Canvas 2D frame drawing and MediaRecorder.
• •Watermarks and styled captions burned into final exports with zero server roundtrips.
• •Live render progress modal with frame counter and instant download button.
• •SRT and WebVTT export generator with sub-10ms timecode accuracy.

v2.1.0August 28, 2026Audio Engine

Acoustic Syllable Alignment & Karaoke Highlighting

• •Acoustic energy alignment algorithm for speech syllable onset detection.
• •Four dynamic highlight modes: Karaoke Glow, Scale Pulse, Background Pill, and Electric Yellow.
• •Live transcript editor: click any word in the transcript list to jump video playback to that exact syllable.

v2.0.0August 10, 2026Major Release

Turbopack Next.js Architecture Overhaul

• •Upgraded to Next.js 16 with Turbopack for sub-second hot reload cycles.
• •Unified shared TypeScript interfaces across web client and video processing engines.
• •Google OAuth authentication integration and local project persistence.