KLatexFormula (February 2017 — KLatexFormula 4.0.0 released)
Render LaTeX code in Qt
Qt and LaTeX via KLFBackend
github.com/jkriege2/JKQtPlotter, an extensive Qt5 Plotter framework (including a feature-richt plotter widget, a speed-optimized, but limited variant and a LaTeX equation renderer!), written fully in C/C++ and without external dependencies
JKQTPlotter – A Qt Plotting Library
Evgenij Legotskoj – Qt/C++ – Tutorial 076. Visualizing Mathematical Formulas on Qt
How to display mathematical typesetting (MathJax, LaTeX, etc.) in Qt using PyQt5?