Interactive editor for CSS Shapes.
Create and adjust CSS Shapes values with an interactive editor overlapping the selected element.
Update 21 May 2015:
For polygons, unit-less zero coordinates will inherit the non-zero sibling coordinate unit instead of defaulting to pixels.
Example 0 100% => 0% 100%
New sidebar to the DevTools Elements panel called "Shapes" which offers controls to create and edit CSS Shapes values like polygon(), circle() and ellipse() on the selected element.
Click the edges of the shape to add new points. Drag points to change the shape. Double-click points to remove them. Select the transform tool to move, scale and rotate the polygon shape.
Circles & ellipses:
Drag the shape to move it around. Pull on the edges and corners to scale and resize.
Update 13 Jan 2015:
Provides workaround for Chrome 40+ regression which causes editor to fail when selecting an element to edit.
Update 8 Dec 2014:
This extension has been wrongly accused of spreading malware. It does not.
Its source code is always available for inspection: https://github.com/oslego/chrome-css-shapes-editor
The latest release (Version 1.2.0) addresses some potential vulnerabilities exploitable by 3rd party malicious scripts.
If you experience malicious behavior from your browser, reset your browser settings: