UPK Explorer is a modding tool for Unreal Engine 3, with limited compatibility for some Unreal Engine 2 games. It can edit aspects of those games including textures, object properties, meshes and materials. It was developed by FCH823 and Wastelander121 and released for Windows on June 9, 2023.
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OpenToonz is open-source 2D animation production software based on Toonz, developed by Digital Video S.p.A. in Italy and customized by Studio Ghibli. Dwango launched the OpenToonz project with Digital Video and Studio Ghibli. It can be used free of charge for commercial and non-commercial projects.
JPixel is a downloadable editor for Windows for making pixel art animations and tilesets. Animations can be exported as spritesheets or animated GIFs, and tilesets can be mocked up and exported as .png images. It is distributed on itch.io on a name-your-own-price basis.
Wigglypaint is a free online drawing tool for creating animated sketches and doodles. It offers eight unique brushes, an eraser, a clear button and undo options, and drawings can be exported as animated GIFs. From the end of 2025, an advanced toolbar adds fullscreen mode, additional palettes and markers.
SpriteSheep is a browser-based pixel art and sprite animation editor. It provides layers, frames, palettes and dithering tools, plus a tileset workflow, for building sprites and frame-by-frame animations without installation. The site labels it an alpha build in active development and free to use.
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Storyboarder is a free, open-source tool for visualizing a story as storyboards. It offers six simple drawing tools, adding boards with a click, and entering dialogue, action, timing and shot type. Boards can be edited in Photoshop and update automatically on save. It is available for Mac OS X, Windows and Linux.
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OpenToonz is open-source 2D animation production software based on Toonz, developed by Digital Video S.p.A. in Italy and customized by Studio Ghibli. Dwango launched the OpenToonz project with Digital Video and Studio Ghibli. It can be used free of charge for commercial and non-commercial projects.
JPixel is a downloadable editor for Windows for making pixel art animations and tilesets. Animations can be exported as spritesheets or animated GIFs, and tilesets can be mocked up and exported as .png images. It is distributed on itch.io on a name-your-own-price basis.
Wigglypaint is a free online drawing tool for creating animated sketches and doodles. It offers eight unique brushes, an eraser, a clear button and undo options, and drawings can be exported as animated GIFs. From the end of 2025, an advanced toolbar adds fullscreen mode, additional palettes and markers.
SpriteSheep is a browser-based pixel art and sprite animation editor. It provides layers, frames, palettes and dithering tools, plus a tileset workflow, for building sprites and frame-by-frame animations without installation. The site labels it an alpha build in active development and free to use.
Telegram link is a Telegram channel or group for updates, links, files, or community posts.
Storyboarder is a free, open-source tool for visualizing a story as storyboards. It offers six simple drawing tools, adding boards with a click, and entering dialogue, action, timing and shot type. Boards can be edited in Photoshop and update automatically on save. It is available for Mac OS X, Windows and Linux.
