A 2D animation tool which doesn't require a carefully thought-out plan.
It provides various animation functions based on deformation of polygon mesh.

Official Website:
http://animeeffects.org/en/

Unofficial AnimeEffects boards (but run by developers still has interest in AE.)

Discord: AnimeEffects Community Server (courtesy of @Jose-Moreno)
IRC: #animeeffects-dev on freenode (courtesy of @Larpon)

Note: For the present, there may be incompatible changes without notice in advance.

• Windows/Linux/Mac
• Qt5.7 or later
• MSVC2015/MinGW/GCC/Clang (32-bit or 64-bit)

• OpenGL4.0 CoreProfile or later
  • On linux, you can check whether your graphics card supports OpenGL4.0 CoreProfile or not, run glxinfo | grep "OpenGL core profile version" on your terminal
• FFmpeg (Please install ffmpeg on your own for video exporting, you can also place a ffmpeg executable in /tools.)

• first update and install dependencies:

sudo apt-get update
sudo apt-get upgrade
sudo apt-get install git gcc libglib2.0-0 qt5-default make

• first update and install dependencies:

sudo pacman -Syu
sudo pacman -S git gcc glib2 qt5 make

• clone AnimeEffects git repo and go to the "src" folder:

git clone https://github.com/herace/AnimeEffects  
cd AnimeEffects/src
qmake AnimeEffects.pro
make

• When building is done, run AnimeEffects:

./AnimeEffects  

If you have any issues feel free to ask questions on our Discord!