matplotlib
matplotlib: plotting with Python
ranaroussi
Portfolio analytics for quants, written in Python
ScottPlot
Interactive plotting library for .NET
lana-k
Instant offline SQL-powered data visualisation in your browser
vizzuhq
Library for animated data visualizations and data stories.
jkriege2
an extensive Qt5 & Qt6 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
vizzuhq
Build animated charts in Jupyter Notebook and similar environments with a simple Python syntax.