Pixel composer 0.7 bring you better workflow, node improvement and better particle system. 

Features

2D light node

• Add light directly to the image.
• 4 Light shapes Point, Line, Line asymmetric, Spot

Surface data node

• Extract surface information.

Pin node

• Small node for managing connections.

Frame node

• Group node in to frame to move them together.

Color variable node

• Node for a single color, palette, gradient

Shape

• More shapes and anti-aliasing attribute.

Line

• Line angle attribute
• Use path data as line.

Group input

• Display type attribute.

Particle

• Direction, gravity, wiggle.
• Blend mode,
• Loop particle.

Transform

• Improved tiled drawing.

• Exact position (round of decimal pixel.

Mics.

• Auto generate input and output node when create group.
  
• Smoother graph zoom.
• Scroll bar.
• Connection lines is now curves.

Bugs

• Fix timeline scroll in wrong direction.
  
• Fix color picker UI not show up.
• Fix blurring problem in glow and bloom node.
• Fix bug that prevent selecting the last node in each row when searching.
• Fix light stretching when use normal light on non square image.
• Fix crash when modify, remove keyframe.
• Fix crash from leaving textbox empty.
• Fix crash when calling cache from frame higher than animation length.