Opal Alternatives

Opal is described as 'Lets you organize just about anything — ideas, reports, lists, notes, projects, graphics — in the form of an outline. If you used Acta, you’ll love Opal' and is an app. There are seven alternatives to Opal for a variety of platforms, including Mac, Windows, Android, iPhone and iPad apps. The best Opal alternative is Orgzly Revived, which is both free and Open Source. Other great apps like Opal are OmniOutliner, Orgzly, Zavala and Visual Outliner.

Opal iconOpal
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Opal lets you organize just about anything — ideas, reports, lists, notes, projects, graphics — in the form of an outline....

More about Opal
More about Opal
Opal alternatives page was last updated Nov 14, 2023
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  1. Orgzly Revived icon

    Orgzly Revived

     11 likes
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    Outliner for taking notes and managing to-do lists.

    50 Orgzly Revived alternatives

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • International

    Platforms

    • Android
    • F-Droid
    Orgzly Revived screenshot 1
    Orgzly Revived screenshot 2
    Orgzly Revived screenshot 3

    Properties

    1.  Privacy focused
    2.  Lightweight

    Features

    1.  Ad-free
    2.  Cloud Sync
    3.  No Tracking
    4. Dropbox icon  Sync with Dropbox
    5.  No registration required
    6.  Dark Mode
    7.  Pomodoro Timer
    8.  Works Offline
    9.  Org-mode
    10.  Outliner
    11.  Tree structure

    Orgzly Revived VS Opal

     

    • Orgzly Revived is the most popular Android alternative to Opal.

    • Orgzly Revived is the most popular Open Source & free alternative to Opal.

    • Orgzly Revived is Free and Open SourceOpal is Paid and Proprietary
    • Orgzly Revived is Privacy focused and LightweightOpal is not according to our users
  2. OmniOutliner icon

    OmniOutliner

     48 likes
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    OmniOutliner is a start-to-finish writing app. Perfect for collecting information, outlining Big Ideas, adding structure to any sort of writing, and much more. From grocery lists to email drafts to long-form composition.

    79 OmniOutliner alternatives

    License model

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • iPhone
    • iPad
    OmniOutliner screenshot 1

    OmniOutliner Features

    1.  Hierarchical Structure
    2.  Import/Export OPML Feeds
    3.  Brainstorming
    4.  Note organization
    5.  Outliner
    6.  Multi Column View
    7.  Programmable
    8.  Outline organization
    9.  Outline folding

    OmniOutliner VS Opal

     

    • OmniOutliner is the most popular Mac, iPhone & iPad alternative to Opal.

    • OmniOutliner is the most popular commercial alternative to Opal.

    • OmniOutliner is Paid and ProprietaryOpal is also Paid and Proprietary
  4. Orgzly icon

    Orgzly

     42 likes
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    You can keep notebooks stored in plain-text and have them synchronized with a directory on your mobile device, SD card, Dropbox, or over WebDAV.

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Android
    • Android Tablet
    Orgzly screenshot 1
    Orgzly screenshot 2
    Orgzly screenshot 3
    Discontinued

    The last update is from Nov. 2022, but there is fork: https://github.com/orgzly-revived

    Properties

    1.  Lightweight

    Features

    1.  Org-mode
    2.  Tree structure
    3.  Works Offline
    4.  No Tracking
    5.  Dark Mode
    6.  Ad-free
    7.  Full-Text Search
    8.  Recurring Tasks
    9.  Support for MarkDown
    10. Dropbox icon  Sync with Dropbox

    Orgzly VS Opal

     

    • Orgzly is the most popular Android Tablet alternative to Opal.

    • Orgzly is Free and Open SourceOpal is Paid and Proprietary
    • Orgzly is LightweightOpal is not according to our users
  5. Zavala icon

    Zavala

     8 likes
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    Zavala is a modern take on a traditional outliner. It supports all the things you want in a Mac app like multiple windows, keyboard shortcuts, a customizable toolbar, and a full menu bar.

    110 Zavala alternatives

    License model

    • Free • Open Source

    Application type

    Platforms

    • Mac
    • iPhone
    • iPad
    Zavala screenshot 1

    Zavala Features

    1.  Import/Export OPML Feeds
    2.  Support for MarkDown
    3.  Outliner
    4.  Sync with iCloud
    5.  Note organization

    Zavala VS Opal

     
  6. Visual Outliner icon

    Visual Outliner

     4 likes
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    Visual Outliner is an outliner software for Windows, and it uses OPML as native file format. It's not just another tasklist application, but a real outliner editor that can be used to write, view, modify, and maintain hierarchically arranged text.

    License model

    • Freemium • Proprietary

    Application type

    Platforms

    • Windows
    Visual Outliner Blackboard Theme

    Properties

    1.  Lightweight
    2.  Support for Themes

    Features

    1.  Import/Export OPML Feeds
    2.  Outline folding
    3.  Styles based on outline hierearchy
    4.  Outline organization
    5.  Drag and Drop
    6.  Outliner
    7.  Brainstorming
    8.  Data export/import
    9.  Brainstorm mode
    10.  Theme changing

    Visual Outliner VS Opal

     

    • Visual Outliner is the most popular Windows alternative to Opal.

    • Visual Outliner is Freemium and ProprietaryOpal is Paid and Proprietary
    • Visual Outliner is LightweightOpal is not according to our users
  7. Dashword icon

    Dashword

     4 likes
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    Dashword is by far the most convenient and user-friendly tool for creating any semantic network, be it your business idea, an abstract of a lecture on computer science, a script for a movie or a recipe for your favorite dish.

    72 Dashword alternatives

    License model

    • Free • Proprietary

    Application types

    Country of Origin

    • FR flagFrance
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    Dashword screenshot 1

    Dashword Features

    1.  Dark Mode
    2.  Outliner
    3.  Note organization

    Dashword VS Opal

     
  9. OutlineEdit icon

    OutlineEdit

     3 likes
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    The beautifully crafted outliner for your Mac. Keep ideas structured and collected every day.

    License model

    Application types

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Mac
    OutlineEdit screenshot 1

    OutlineEdit Features

    1.  Outliner
    2.  Personal Information Manager (PIM)
    3.  Notebook

    OutlineEdit VS Opal

     
7 of 7 Opal alternatives