Surfer
Surfer is a full-function contouring, gridding, and 3D surface mapping software. It is used extensively for terrain modeling, bathymetric modeling, landscape visualization, surface analysis, contour mapping, and watershed mapping.
Ezgif.com is simple online gif maker and toolset for basic animated gif editing.Here you can create, resize, crop, reverse, optimize, and apply some effects to gifs.
Fast online animated GIF Maker and Editor. Upload and edit GIF images for free. Create, crop, resize, reverse, optimize and split animated gifs with ease.