仓库档案库

A collection of algorithms and data structures

LibreCAD is a cross-platform 2D CAD program. It can read DXF/DWG, and write DXF/DWG/PDF/SVG files. It supports point/line/circle/ellipse/parabola/hyperbola/spline primitives. The GUI is highly customizable, and has dozens of translations.

The official repository for ROOT: analyzing, storing and visualizing big data, scientifically