Blockly vs Opal
A side-by-side look at Blockly and Opal. For an in-depth review of either product, follow the links below.
Blockly
Development
Blockly is a free and open-source visual programming language and web-based integrated development environment. It allows users to drag blocks together to build programs visually, without needing to type code.
visual-programmingeducationcoding
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
Related Comparisons
OmniOutliner
Scratux
HyperNext Studio
Dashword
Toontalk
Blue by MIT