Paper by WeTransfer - A collection of creative prompts
Krita - Krita is a professional FREE and open source painting program. It is made by artists that want to seaffordable art tools for everyone. Concept art. texture and matte painters, illustrations and comics.
Milanote - Milanote is a note taking app for creative work.
Adobe Photoshop - Adobe Photoshop is a webtop application for editing images and photos online.
Astropad - Astropad is a free form drawing tool designed from the ground up to take advantages of the features offered by an iPad.
Corel Painter - Corel Painter is media painting software.