itch.io is a simple way to find, download and distribute indie games online. Whether you're a developer looking to upload your game or just someone looking for something new to play itch.io has you covered.

downloads all your stuff from your itch.io account, useful if you bought on itch.io and want to have your purchases batch-downloaded and updated offline - GitHub - fabiolichinchi

downloads all your stuff from your itch.io account, useful if you bought a itch.io bundle and want to have it offline. - GitHub - shakeyourbunny

This adds a handy button to a bundle to add all them gamez

simple web-based free and open-source visual novel editor, it can be used in web browser.