Opal vs Plottr
A side-by-side look at Opal and Plottr. For an in-depth review of either product, follow the links below.
Opal
Office & Productivity
Opal is an open-source alternative to Microsoft OneNote for taking notes and organizing information. It allows users to create digital notebooks to capture text, drawings, and web clippings.
notesorganizationopensource
Plottr
Data Visualization
Plottr is a free, open source data visualization and graphing software. It allows users to easily create a variety of 2D and 3D plots from data, including line, scatter, bar, pie, and surface plots. Key features include data import from CSV files, customizable axes and legend, exporting images and PDFs, and support for large datasets.
data-visualizationplottingchartinggraphs2d-plots3d-plots