Photo Editor - By Mr.Bear od Mr.Bear

Mr.Bear Photoshop
A powerful, browser-based image editor packed into a Firefox extension with 20+ Tools like Brush, pencil, eraser, paint bucket, gradient, clone stamp, healing brush, blur/sharpen/smudge, dodge/burn, and more.

Selection Tools - Marquee (rect, ellipse, row, col), free and polygonal lasso, magnetic lasso, magic wand, and quick select with adjustable tolerance.

Layers - Full layer support with visibility, opacity, duplicate, and delete.

Color Controls - Color wheel, foreground/background swatches, opacity slider, and an eyedropper that samples directly from your active tab.

Filters - Gaussian blur, sharpen, posterize, edge detect, invert, grayscale, and brightness/contrast.

Crop & Shapes - Crop, perspective crop, slicing, and shape tools (rect, ellipse, triangle, star, arrow, and more).

Pen & Text - Pen tool with path preview, horizontal, vertical, and mask text placement.

Export - Save your work as PNG or JPG.

No sign-ups. No cloud. Everything runs locally in your browser.