Aseprite is a pixel art tool that lets you create 2D animations for video games.
Features:
Compose sprites using layers & frames as separated concepts.
Create images in RGBA or Indexed color modes.
Open/Save GIF animations, sequence of PNG files, etc.
A timeline where you can copy/move layers, frames, or specific images.
Animation tools: Real-time animation preview, onion skinning, tag frames.
Pixel art tools: shading, pixel-perfect strokes, RotSprite rotation, tiled mode, filled contour.
Export/import sprite sheets.
A command line interface to automate conversion and sprite sheets generation.
Minimum System Requirements
OS: Windows XP SP2 / Windows Vista / Windows 7
Processor: Intel Core 2 Duo 2 GHz / AMD Athlon 64 X2 2 GHz
Memory: 2 GB RAM
Graphics: GeForce 8600 GT 256 MB / ATI Radeon X1950 256 MB
DirectX: Version 9.0c
Storage: 7 GB available space
Maximum System Requirements
OS: Windows 7 / Windows 8 / Windows 10
Processor: Intel Core 2 Quad 2.7 GHz / AMD Phenom II X4 3 GHz
Memory: 4 GB RAM
Graphics: GeForce GTX 460 1 GB / Radeon HD 6850 1 GB
DirectX: Version 11
Storage: 7 GB available space