Alternatives to Opal for all platforms with any license

Platforms

Show 4 less popular platforms
  • Deep Notes icon

    Deep Notes

    Deep Notes is a simple hierarchical note pad. You can use it to outline ideas, make to-do lists, or whatever else might need jotting down in a list, hierarchical or not....

    Free Mac

    No features added Add a feature
  • OutlineEdit icon

    OutlineEdit

    A beautifully crafted outliner for your Mac: It helps you keep your ideas structured and collected. Use OutlineEdit as an empty canvas to sketch information - for...

    Commercial $ $ $ Mac

    No features added Add a feature
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