Show HN: VidStudio, a browser based video editor that doesn't upload your files
Powerful video tools that run entirely in your browser. No uploads to servers, no waiting - just private video processing.
Get Started100% PrivateFiles never leave your deviceLightning FastPowered by WebAssemblyNo InstallWorks in any modern browserTools
Pick a tool to get started
Resize & Scale
Resize video online for free. Letterbox, crop, and format for YouTube, TikTok, Instagram & more.
Trim & Cut
Trim clips, remove sections, and pull out exactly the segments you need.
Drop Zone
Batch convert videos to a consistent MP4 format with professional encoding defaults.
Compress
Reduce file size with smart compression. Target exact sizes for upload limits, or use quality presets.
Audio Processing
Pull audio from video, convert, mix, and apply effects to audio. Supports extraction, effects, and mixing workflows.
Thumbnails
Extract frames, create storyboards, animated previews, and video sprites.
Watermark
Add image or text watermarks with positioning, transparency, timing, and movement effects.
Video Editor
Multi-track video editor with source monitor, frame-accurate seek, and WebCodecs decoding.
Subtitles & Text
Add text overlays, burn-in subtitles, extract tracks, and create animated text effects.
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