Oak Soft - development software for Windows. BeautyXLS - an utility for quick automatic formatting of spreadsheets documents, also saving in the specified format. BeautyXLS execute (instead of you) MS Excel or OpenOffice.org Calc and make formatting document. BeautyXLS can process one document or folder with the documents. BeautyXLS can greatly shorten time, spent on formatting document. Curves - is a screensaver. Curves draws different complex geometric lines (curves) such as Archimedean spiral, astroid, cycloid, cardioid, cissoid of Diocles, folium of Descartes, deltoid, lituus, logarithmic spiral, nephroid, limacon of pascal, semicubic parabola, strofoid, sinusoid, epicycloid, hypocycloid, hyperbolic spiral and some others