Pencil2D is an easy, intuitive tool to make 2D hand-drawn animations
Simple drawings using vector graphics; Cairo "for tourists!"
Re-editable LaTeX/ typst graphics for Inkscape
A renderer agnostic two-dimensional drawing api for the web
2D & 3D TeX-Aware Vector Graphics Language
converts PostScript or PDF files to other vector graphics formats
A simple LaTeX {picture} drawing tool
Professional vector flow chart drawing software
Another drawing editor for LaTeX with PSTricks & TikZ
E-XD++ Flow Chart Control for C, Visual C++, .NET, ASP.NET, with codes
E-XD++ Diagram Control for C/C++, .NET, the professional Diagram.
An EPUB generator library for librevenge.
SOLVESPACE is a free (GPLv3) parametric 3d CAD tool.
Floor plan, architectural design, furniture, layout, production...
The swiss army knife of vector graphics scripting
CAD application for Technical Drawing exercises
A vector drawing editor for LaTeX (JavaFX)
iOS painting and drawing library based on Metal
Fast, Nimble PDF Writer for Ruby
Vector drawing program for LaTeX using PSTricks
Simple and intuitive 2D vector drawing for electronics and not only.