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Tech riderRev. 3 Oct 2026

Seamly2D

Ch 056.9of 26 Fashion Design Software
  1. 1Runs onLinux, Mac, Windows
  2. 2CostsFree plan
  3. 32D pattern makingYes
  4. 4Size gradingYes
  5. 5Export formatsSVG
  6. 6Supported platformswindows
6 lines stated Written from the maker's own pages: seamly.io
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Overview

Seamly2D is ranked #5 of 26 in fashion design software on Specifiction. It runs on Linux, macOS, Windows. There is a free plan.

Seamly2D plans and pricing

All plans
Seamly2D Free Free and open source seamly.io · 3 Oct 2026

Compared on fashion design software

Free plan
Yesseamly.io
2D pattern making
Yesseamly.io
Size grading
Yesseamly.io
Export formats
SVGseamly.io
Supported platforms
windowsseamly.io

Facts

Purpose
Seamly2D is open-source fashion design software for creating garment patterns.seamly.io · 3 Oct 2026
Pattern design
The site says Seamly helps users create patterns quickly and easily and adapt previous designs to current needs.seamly.io · 3 Oct 2026
Sizing
The site says designers can use size charts, made-to-measure data, and converted body scans.seamly.io · 3 Oct 2026
Industries
The site lists apparel, costumes, athletic wear, pet gear, outdoor products, and upholstery as possible uses.seamly.io · 3 Oct 2026
Design workflow
The software page describes a workflow spanning design through manufacturing for physical and digital products.seamly.io · 3 Oct 2026
3D and mixed reality
The software page says Seamly integrates 2D, 3D, and Mixed Reality.seamly.io · 3 Oct 2026
Body scan integration
A Seamly article describes a beta process for converting 3DLOOK MOBILE TAILOR measurement CSV files into Seamly measurement files by email.seamly.io · 3 Oct 2026
Supported desktop systems
The home page offers downloads for Windows, Linux, and MacOS.seamly.io · 3 Oct 2026
Download process
The download page asks users for their name, email, operating system, and intended use, then says it will email a download link.seamly.io · 3 Oct 2026
Privacy statement
The download page says Seamly Systems does not sell or share personal information it holds.seamly.io · 3 Oct 2026
Support
The site links to a Seamly user forum described as a discussion forum for Seamly software.forum.seamly.io · 3 Oct 2026
Maker and origin
The About page names Susan Spencer as the founder and says Seamly 2D grew from her effort to address poor garment fit.seamly.io · 3 Oct 2026

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All accessCh 01 Valentina Free planLinuxMac from €6.88/mo7.3 All accessCh 02 Marvelous Designer Free trialLinuxMac 7.2 All accessCh 03 PAD System Free trialLinuxMac from $1.25/mo7.1 All accessCh 04 CLO 3D Free trialMacWindows 7.0 All accessCh 06 Browzwear VStitcher APIMac from $62.50/mo6.8 All accessCh 07 garment.dev Free planWeb from $16.20/mo6.7

Where it ranks on Specifiction

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Sources