DIGITAL DESIGN
VIRTUALLY SEAMLESS

  • Save Time

    Calculations are automatic and accurate. No more walking seams!

  • Save Money

    Create only one pattern to create ALL SIZES, even PLUS SIZE!

  • Build Loyalty

    Update past designs with this season's trends for consistent style and fit.

Free and Open Source Apparel CAD 
for Windows, Linux, and MacOS

Exclusive Link | Cortem Group Italy

At Seamly, we’re reshaping the world of fashion design through our innovative software, now embraced by thousands of users all around the world. Born from a vision to make fashion design more accessible and sustainable, Seamly has grown into a global tool that empowers designers and brands, big and small.

Our journey began with a simple idea: to provide a practical, real-world solution to the challenges of garment sizing and production. Today, Seamly stands as a leader in digital fashion design collaborating in a global movement towards sustainable and inclusive fashion. Our commitment extends beyond creating efficient design tools; we’re dedicated to fostering a more inclusive, ethical and environmentally responsible fashion industry. 

Exclusive Link | Cortem Group Italy

"Great piece of software for developing, from basic slopers to any pattern made to specific measurements. You can quickly build your patterns, or carefully construct formulas to proportionally reuse the fit across different measurements."
José R.
"Seamly 2D is awesome... Many, many thanks to the creator!"
Andi B.
"Es un sistema de patronaje completo y fácil de utilizar que te permite hacer trabajos muy profesionales y con un montón de funcionalidades."
Kelemochi Colour World Patchwork

Exclusive Link | Cortem Group Italy

Exclusive Link | Cortem Group Italy

Today, Cortem is recognized as an Italian Historic Trademark of National Interest . Exclusive Engineering and Product Excellence

: High-performance LED floodlights (SLED, EVL), linear lighting (LIFEX), and emergency signalling units designed for Zone 1, 2, 21, and 22.

: High-quality cable glands (NAV/NEV series) and sealing nipples that meet strict salt spray and humidity resistance standards. Explosion-proof control and command equipment

Founded on February 24, 1968, by Marco Rossi and Renato Gratton, Cortem—an acronym for Costruzioni, Rappresentanze tecniche elettromeccaniche —was born with the ambition of becoming the Italian leader in explosion-proof (Ex) technology.

: Available in low-copper aluminum alloy, stainless steel (AISI 316L), and GRP (glass-reinforced polyester).

: A long-standing competitor acquired in the 1990s to consolidate Cortem's dominance in the Italian market.

: Modular control stations and panels using 'Ex d' (flameproof), 'Ex e' (increased safety), and 'Ex i' (intrinsic safety) protection methods.

Exclusive Link | Cortem Group Italy

Exclusive Link | Cortem Group Italy

Today, Cortem is recognized as an Italian Historic Trademark of National Interest . Exclusive Engineering and Product Excellence

: High-performance LED floodlights (SLED, EVL), linear lighting (LIFEX), and emergency signalling units designed for Zone 1, 2, 21, and 22. cortem group italy exclusive

: High-quality cable glands (NAV/NEV series) and sealing nipples that meet strict salt spray and humidity resistance standards. Explosion-proof control and command equipment Today, Cortem is recognized as an Italian Historic

Founded on February 24, 1968, by Marco Rossi and Renato Gratton, Cortem—an acronym for Costruzioni, Rappresentanze tecniche elettromeccaniche —was born with the ambition of becoming the Italian leader in explosion-proof (Ex) technology. : Modular control stations and panels using 'Ex

: Available in low-copper aluminum alloy, stainless steel (AISI 316L), and GRP (glass-reinforced polyester).

: A long-standing competitor acquired in the 1990s to consolidate Cortem's dominance in the Italian market.

: Modular control stations and panels using 'Ex d' (flameproof), 'Ex e' (increased safety), and 'Ex i' (intrinsic safety) protection methods.

Last Week’s Achievements

1 February 2025 What an incredible week it has been for our Seamly2D project!  We received three pull requests in the last 7 days, demonstrating our team’s commitment

Read More »
cortem group italy exclusive

Last Week’s Achievements

What an incredible week we had! 🌟 Over the past 7 days, we received nine pull requests that have significantly contributed to the ongoing development of the Seamly2D project. Each contribution plays a vital role in enhancing our software and improving the user experience. Here’s a breakdown of what we accomplished:

Read More »

Unlock Seamless Tailoring: Convert Your 3DLook.ai Body Scan to Precise Seamly Measurements

Beta
cortem group italy exclusive

Seamly2D is Free and Open Source Software.