GIMP 2.6.3 is another bug-fix release in the stable GIMP 2.6 series.

Overview of Changes from GIMP 2.6.2 to GIMP 2.6.3
=================================================

* Bugs fixed:

558454 – Plugin Map Color Range disappears from GIMP
559239 – Error while loading psd-data
560903 – Explicit zooming with e.g. '1' should handle zoom-focus better
560245 – Zoom selection always centered in the Navigation tab
559490 – Wrong lang tags for 'no'
559292 – SOTA Chrome cannot accept different textures
560375 – Clearing an already empty document history crashes GIMP
559580 – Image windows need better default locations
560283 – "Scale image..." causes distortion around edges
559716 – Changing crop size in Crop Tool Options can make UI unresponsive
558549 – Stroking a single-point path with a paint tool crashes GIMP
559015 – Move tool gives bad information about px moved
558660 – help behavior for locales without manual translation

http://www.gimp.org