Edit video right in your browser, no install

Put video, images and audio on a timeline, trim, change speed, add motion and light effects and export MP4, transparent MOV or PNG. Editing happens on your device; your media are never uploaded.

  • No install or sign-up
  • Media never uploaded
  • Works with AI agents
The AGONECO editor with a desert photo and light and rotation effect tracksThe AGONECO editor with a desert photo and light and rotation effect tracks
The real editor. The canvas plays the “First light” template exported as is from this editor. Open this scene →

Get the desktop app

Edit large videos without limits and keep projects saved straight to your computer. Once installed, AI agents such as Claude Code and Codex can edit the same project with you in the app.

Get the app →

Start from a template

Every preview is exported straight from this editor. Hover to play; open one and it lays out in the editor with its sample photos and videos, ready for your own files.

Free tools for quick jobs

When you only need one thing, such as a trim, a crop or a format change. Everything runs in your browser with no upload, and the result opens in the editor.

What you can do

Multitrack editing

Place video, images, audio and text on tracks; trim, split and change speed.

Motion effects

Layer transitions in and out, shake, float, scale, rotation, position and Ken Burns moves over any range.

Light and lamps

Animate light direction, brightness and colour, and add glow, sun-ray and lens-flare lamps with light shafts. Light can follow a lamp.

Shapes

Add rectangles, stars, arrows, speech bubbles and more; edit size, corners, fill and outline.

Subtitles and text

Choose fonts, outlines and backgrounds, and make subtitles that appear word by word.

Grouped scenes

Bundle tracks into one scene clip to move, retime and apply effects together.

Sound effects

Volume curves, fades and pitch; noise gate, EQ, compressor and reverb; silence removal and auto ducking.

Save and export

Save everything, media included, in one .agnv file; export MP4, transparent ProRes 4444 MOV, PNG, WAV or MP3.

Edit together with an AI agent

Describe the video you want and an agent builds the project and opens it in the editor. Watch the preview, ask for changes or adjust it yourself, then export.

Chat assistants

Paste this prompt into ChatGPT, Claude or another chat assistant and describe your video. It replies with an editor link.

View prompt

Desktop app · Claude Code · Codex

Install the AGONECO desktop app (macOS, Windows) and it adds the agoneco command. Claude Code, Codex and opencode use it to open a project folder in the app: their edits show up at once, and your edits autosave to the folder. Nothing else, such as Node.js, is needed.

  1. Ask for a video
  2. The project opens in the editor
  3. Ask for changes or adjust by hand
  4. Export MP4, MOV or PNG

Your files stay on your device

Imported media are never uploaded. Autosave stays in this browser. A recent Chrome or Edge is recommended.