Open-source 2D software for creating animations with vector and bitmap artwork, advanced bone rigging, tweening, timeline editing, onion skinning, multi-layer effects, audio sync, and multi-format rendering on Windows, Linux, and macOS.




KoolMoves is described as 'Web animation authoring tool that creates Flash animations with multimedia slide shows, media players, and action scripting and frames for animated gifs. Create text effects, import vector clipart, attach wav audio, fill shapes with color gradients or bitmaps, add' and is a Animation Maker in the photos & graphics category. There are more than 10 alternatives to KoolMoves for a variety of platforms, including Windows, Mac, Linux, Web-based and Android apps. The best KoolMoves alternative is Synfig Studio, which is both free and Open Source. Other great apps like KoolMoves are enve, Expressive Animator, TupiTube and Toon Boom Harmony.
Open-source 2D software for creating animations with vector and bitmap artwork, advanced bone rigging, tweening, timeline editing, onion skinning, multi-layer effects, audio sync, and multi-format rendering on Windows, Linux, and macOS.




Enve is a free and open-source 2D animation app. It can create both vector and raster animations and even use sound and video files. It has been created with flexibility and expandability in mind.

Create interactive SVG animations with precise keyframe and easing control, custom vector paths, shape and text editing, gradients, masks, boolean operations, blend modes, snap, grid, advanced export options including Lottie, GIF, and no JavaScript required.




Open-source 2D animation software offering a modular, beginner-friendly interface, real-time preview, vector illustration in beta, timeline and exposure sheet features, cross-platform support, and export options for OGV, AVI, MPEG, SWF, and PNG image arrays.




Toon Boom Harmony Network is the industrial animation software for studios worldwide.



TVP Animation is the leading paperless drawing and animation tool, able to imitate traditional techniques such as Pen Brush, Gouache, Watercolour, Pencil, Felt-tip and Airbrush, and animate them over frames.



Draw frame-by-frame animations and create GIFs directly in your browser. Simple, fun, and powerful animation tool with onion skinning, timeline controls, and instant GIF export.

OpenSilver is a modern, plugin-free, open-source reimplementation of Microsoft Silverlight , that runs on current browsers via WebAssembly. It uses Mono for WebAssembly and Microsoft Blazor. It brings back the power of C#, XAML, and .




FlashDevelop is a free and open source (MIT license) code editor for Actionscript (2 and 3), Flex (MXML) and HaXe.



Create animated presentations and export them to a video file, animated gif or HTML based on SVG and GSAP.

Easytoon is a program that can create small animated gif friendly, a simple sequence of images giving the illusion of movement. It sounds simple written like that but it is quite complicated to implement, finally brief.

More intuitive to the people who use this professionally.