TikZiT is a graphical tool for rapidly creating graphs and string diagrams using PGF/TikZ.
Free • Open Source
What is TikZiT?
TikZiT is a super simple GUI editor for graphs and string diagrams. Its native file format is a subset of PGF/TikZ, which means TikZiT files can be included directly in papers typeset using LaTeX. Features: -creates and modifies TikZ-based diagrams -parses TikZ on-the-fly -support for multiple edges, curved edges, self-loops, and edge nodes -label vertices