The default image used for all universes on, but you can replace it with your own uploads.

Creating Universes on

Track multiple stories at once by organizing your ideas into just the universe they belong in.

Creating universes on is easy.

To get started, just click Universes under the "Worldbuilding" header in the site sidebar. You'll be able to see or edit all of your existing universe pages and create new ones at any time.


Search your universes

If you've got a lot of universes, you can quickly get around to the right one with's full-text search. It searches your entire notebook for anything you wrote about that universe.

You can also filter your universes by tag or whether you've favorited that page.


Private by default

Your ideas are valuable. Every universe you create in is owned by you, completely private by default, and only accessible to you.

But of course, you also have full control over that privacy and can share any universe page you want, however you want, whenever you want.


Free page

Free users can create up to five universes on's free tier was designed to be more than enough for most people, with Premium pages serving as a way for more advanced worldbuilders to flesh out their world in more detail.


language Get a head start with a rich universe template

Templates on are what help our unique worldbuilding system better understand your world.

You can fill out as little or as much as you'd like on every new universe. You'll see progress indicators every time you edit it to show where you can make progress on, and our system will intelligently generate questions for you around the site that will automatically save your answers to the proper place on your universe page.

Templates are also fully customizable across every universe in your notebook.

You can browse the default template for universes here; click any category to see its questions.

  • info Overview
    What is this universe's name?

    How would you describe this universe?

    What genre best describes this universe?

    This field lets you add clickable tags to your universes.

  • date_range History
    How did this universe originate?

    What is this universe’s history?

  • gavel Systems
    Laws of Physics
    What are the laws of physics like in this universe?

    Magic System
    What is the magic system like in this universe?

    What is the level of technology like in this universe?

  • edit Notes
    What were your major sources of inspiration for this universe?

    Write as little or as much as you want!

    Private Notes
    Write as little or as much as you want!

  • photo_library Gallery

    This category lets you upload images to this universe's notebook page.

    It's great if you have sketches or artwork for your universe, but also works well for collecting visual inspiration, too!

Universe features

photo_library Upload images to your universe

Universes and other worldbuilding pages all come with a dedicated area to upload and showcase your own uploaded images.

All users start out with 50MB of image storage space available for their notebook (usually around 250-500 images), but Premium users receive an extra 10GB (10,000MB) of storage space for plenty of wiggle room when decking your universes out with all kinds of images.

The images you upload replace any default images the site uses, which makes your notebook truly feel yours when you see all of your fancy universes!

vpn_lock Focus on universes from a single universe

Building entire fictional worlds is hard, and it gets even harder when you've got ideas spanning multiple universes or worlds.

Focusing on a single universe at a time is a good example of how tries to stay out of your way as a worldbuilding tool, while also presenting your ideas front-and-center for you to work on without distractions.

After you've created a couple universes, you can select any one at any time to filter your entire notebook to just universes and other pages that exist within that universe, letting you focus on just what's important right then.

group_add Invite others to collaborate lets you add an unlimited number of collaborators to your universes. Each one has full access to work alongside you on your universes and other pages within that universe.

If you have a Premium subscription active, your collaborators can also share all of your Premium perks while working in your universe, too!

brightness_4 Work in light or dark mode

Protect your eyes at night by choosing between light and dark themes at the click of a button, available across the entire website.

An example of a writing prompt generated for user's fictional race

language Build your universe piece by piece with personalized writing prompts

Once you've started creating a universe or two, you'll start noticing our worldbuilding tool asking you personalized questions about those universes around the site.

Whenever you write an answer to any of these prompts, they'll automatically be saved to the relevant field on your universe notebook page and you won't be asked the same question again.

Our users have created
universes on

of which,
were created in the past 30 days!

favorite We're here to stay. :) has been around since 2016 and we're still growing. We're dedicated to making the best writing tool for authors out there — so we'll be around (and improving) for a very long time.

description Smoothly transition from worldbuilding to storytelling

Every account on comes with unlimited document storage and an integrated word processor for you to bring your fictional worlds to life.

Other integrated tools allow you to build upon the foundation you lay from a world of universes and other notebook pages. Each one offers new ways to enrich your world and write better stories within them.

  • timeline Start working on a timeline and add your universes to the individual scenes that are relevant to them.
  • description Create unlimited documents and link your universes to them.
  • description Quickly pull up and reference any aspect of your linked universes from the editor without ever leaving your document.
  • layers Group your notebook pages together in new ways by adding them to Collections.
  • ballot Share your universes to your followers or the world to get comments and feedback.
  • language See in a single place all the timelines, documents, and collections your universe is linked to.