LabPlot

LabPlot
Screenshot of LabPlot of 2022
Original author	Stefan Gerlach
Developer	KDE
Release	2001 (2001) (version 0.1, under the name QPlot) 2003 (2003) (version 1.0, renamed to LabPlot)
Stable release	2.12.1  / 18 August 2025 (18 August 2025)
Preview release	3.0  / 8 February 2025 (8 February 2025) master build
Written in	C, C++
Operating system	Windows OS X Linux FreeBSD Haiku
Type	Scientific plotting Data analysis Curve fitting Regression analysis Statistical analysis Data processing Plot digitization Notebook interface Real-time data
License	GPL-2.0-or-later
Website	labplot.kde.org
Repository	invent.kde.org/education/labplot

LabPlot can draw sparklines at top of the data columns to show a quick glance of the data before plotting them.

LabPlot is a free and open-source, cross-platform computer program for interactive scientific plotting, curve fitting, nonlinear regression, data processing and data analysis. LabPlot is available, under the GPL-2.0-or-later license, for Windows, macOS, Linux, FreeBSD and Haiku operating systems.

It has a graphical user interface, a command-line interface, and an interactive and animated notebook interface. It is similar to Origin and able to import Origin's data files. Features include the Hilbert transform function, statistics, color maps, conditional formatting, plot digitization and multi-axes.