1.
2D Animation Software for Cartoon Makers | Cartoon Animator
https://www.reallusio
.com/cartoon-animator/

Cartoon Animator is a 2D animation software for amateurs and experts to create animated video with PSD/vector graphics and animation drawings.

3.
OpenShot Video Editor | Free, Open, and Award-Winning Video Editor for Linux, Mac, and Windows!
https://www.opensho
.org/

OpenShot is an award-winning free and open-source video editor for Linux, Mac, and Windows. Create videos with exciting video effects, titles, audio tracks, and animations.

4.
Draw Freely | Inkscape
https://inkscap
.org/

Inkscape is professional quality vector graphics software which runs on Linux, Mac OS X and Windows desktop computers.

5.
Motion capture animation software | Adobe Character Animator
https://www.adob
.com/products/character-animator.html/

Adobe Character Animator is a motion capture and animation tool that gives everyone a solution for intuitive 2D character animation, live animation, character sharing, and publishing.

6.
Krita | Digital Painting. Creative Freedom.
https://krit
.org/en/

Krita is a professional FREE and open source painting program. It is made by artists that want to see affordable art tools for everyone.

8.
Dragonframe: Stop motion animation software for Mac/Win/Linux
https://www.dragonfram
.com/

Dragonframe is the industry standard stop motion animation software. Discover why it is the choice of major movie studios and independent filmmakers.

9.
KiCad EDA - Schematic Capture & PCB Design Software
https://www.kica
.org/

Open source EDA / electronics CAD software for Windows, macOS and Linux. Use schematic capture, create PCB designs and view them in 3D, all forever free.