Free Codex Dream Skin builder

Make a Codex Dream Skin theme from your image.

Set the image position, safe area, task background, and accent. Export the Codex Dream Skin ZIP for free. Your image stays in this browser, and you do not need an account.

Browse themes Choose an image

Adjust your theme.

100% local processingImages are never uploaded, stored, or sent to a server. Supports PNG, JPEG, and WebP.

Theme appearance

Portal Studio abstract workspace background

Codex⌘ K ···

Portal Studiodark · auto · ambient

⑂ main

Make this workspace calm and easy to read.

✣

I’ll change the background and colors without covering the Codex controls.

✓

Checked theme configurationtheme.json · Portal Studio

Ask Codex to build, review or explain...

Local · GPT-5

Choose artworkStart with a theme or use your own image

Choose from themes

Open any theme and choose Edit in Studio to bring its artwork and colors here.

Current skinPortal Studio

Using theme artwork. You can still tune its colors and focal point.

Theme name

Focus X50%Focus Y50%

Focus only affects a cropped direction. When the image fits the preview height, vertical movement may not be visible; the exported theme still saves the position.

Content safe areaDream Skin

Task backgroundDream Skin

Accent