Patterninja

Patterninja: Open-Source Pattern Making Software

Discover the ultimate tool for sewing, crafting, and fashion design, offering features like pattern drafting, editing, and 3D modeling.

What is Patterninja?

Patterninja is an open-source, cross-platform pattern making program designed specifically for sewing, crafting, and fashion design. It provides a wide range of powerful tools to draft patterns from scratch, edit existing patterns, grade patterns into multiple sizes, arrange pattern pieces, add seam allowances and notches, and view the patterns on a customizable 3D model to visualize the end result.

Key features include:

• Intuitive pattern drafting tools like point, curve, line, ellipse, rectangle,polygon and more for building patterns from scratch.
• A library of pre-loaded base patterns like bodices, sleeves, skirts etc. that can be edited and customized.
• Pattern grading tools to grade patterns from one size to another proportionally.
• Ability to add customizable seam allowances and notches.
• Arrange pieces tool to move, rotate and position pattern pieces.
• 3D simulation mode shows patterns on an adjustable model to help preview the final garment.
• Generate print ready PDF or image files for patterns.
• Import/export patterns to use across multiple devices.
• Works offline. No internet required after software installation.

The intuitive interface and focused set of tools make Patterninja perfect for both beginners and experienced sewers. Being open-source and completely free, it is an excellent alternative to expensive commercial pattern software.

Patterninja Features

Official Links