World Anvil - World Anvil is a worldbuilding tool for Authors, Storytellers and worldbuilding lovers.
Theme Forest - The #1 marketplace for premium website templates, including themes for WordPress, Magento, Drupal, Joomla, and more. Create a website, fast.
Kanka.io - Kanka.
ThemeFuse - ThemeFuse is a store that provides high-quality designed WordPress themes to let you stand apart from the crowd.
Notebook.ai - A smart notebook that grows and collaborates with you
ThemeGrill - ThemeGrill is an online marketplace that develops and sells WordPress themes and plugins that you can buy to create professional websites for businesses, magazines, and blogs.