Apps similar to reShape-Craigslist include Dark Reader, which is free and open source. Other options are Stylebot and superUserContent. In total there are three User Styles Managers like reShape-Craigslist for Mac, Windows, Linux, the web and iPhone.
This eye-care extension enables night mode creating dark themes for websites on the fly. Dark Reader inverts bright colors making them high contrast and easy to read at night.
Russia
Change the appearance of websites instantly by applying a easy to use interface for changing the CSS. Preview and install styles created by users for your favorite websites.
United States
Dynamically load stylesheets in Firefox from plaintext files in your profile.
superUserContent is a simple Firefox plugin that creates a new directory in your profile's chrome directory called userContent.css.d. You can use this directory as a runtime path for css styleshee.
