circle

arclayer takes a layer (for instance, a text layer) and bends it in a circular arc of a specified radius. Home page at http://shallowsky.com/software/arclayer/

This script allows to design points around a circumference in parametric modality.

Help page:
http://xoomer.alice.it/lwcon/gimp/script-fu/draw-circle-point.htm

To draw ellipse and circle at center point specified with the brush and color active.

Author web site: http://xoomer.alice.it/lwcon/gimp/

Help page: http://xoomer.alice.it/lwcon/gimp/script-fu/draw-ellipse.htm

Amazing Circle technique with advanced options. Includes options to choose border colour (or calculate from border average), border size and vignetting effect, whirl/pinch distortion, alternate circle method, plus optional drop shadow & shading.

Turns any image into an amazing circle.
This script has three settings:
1. Circle depth, set the circle depth percentage when doing the distortion.
2. Surround colour, pick the colour that goes around the outside of circle.
3. Crop, when and if the image is cropped into a square.
Before:

Using 100% circle: