Seamly

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Seamly2D is open source patternmaking software to democratize fashion, released under the GPLv3+ license, and available for Windows, MacOS, and Linux.

Design what you want to wear. Each Seamly2D pattern can read multi-size measurement files for standardized sizes and read individual measurement files for custom-fit. Don't know how? Join our multi-lingual Discourse forum.

Supported platforms:

• Windows 10 & 11 (64-bit)
• macOS Ventura (13), Sonoma (14), Sequoia (15), Tahoe (26)
• Most current Linux distros as Flatpak via Flathub
• Most current Linux distros as AppImage

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Download:

Windows 64-bit	Windows ARM64	MacOS	Linux AppImage	Linux Flatpak
Intel or AMD 64bit	ARM 64bit	Apple Silicon or Intel	Intel or AMD 64bit	Intel or AMD 64bit
Windows 10Windows 11	Windows 11	macOS 13 VenturamacOS 14 SonomamacOS 15 SequoiamacOS Tahoe 26	Debian 12+ (bookworm or later)Ubuntu 22.04+ (jammy or later)ArchLinuxManjaro	Everywhere, where flathub is supported

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Community :

• Website and downloads - active, current
• User Forum - active, current
• User Wiki Manual - needs updating

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Developer :

• Developer README - current
• Developer Wiki - needs updating
• Doxygen docs - current

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LICENSING

See https://www.gnu.org/licenses/gpl-3.0.html for more information.

Other components and licensing:

• QMuParser - Simplified BSD license
• VPropertyExplorer - LGPLv2.1 license
• xerces-c - Apache License, Version 2.0