OptiPNG vs Runestone
A side-by-side look at OptiPNG and Runestone. For an in-depth review of either product, follow the links below.
OptiPNG
Photos & Graphics
OptiPNG is an open-source PNG optimizer that reduces the file size of PNG images while preserving transparency. It works by applying lossless compression and interpolation methods.
pngoptimizercompressiontransparency
Runestone
Education & Reference
Runestone is an open-source e-learning platform for writing interactive textbooks in Python. It allows authors to create web-based course content with assignments, visualizations, active code, and more to teach programming.
elearningtextbookspythoninteractiveassignmentsvisualizationsactive-code
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