Top 117 Software Design Software SaaS Companies in May 2026

Boston, MA, United States

Fastr Frontend is the first AI-enhanced Digital Experience Composition platform built for ecommerce leaders, empowering them to rapidly create, deploy, and optimize dynamic shopping journeys that engage customers and grow revenue. Combining best-in-class design tools with powerful integration and orchestration capabilities, Fastr Frontend allows non-developers to control every aspect of their ecommerce site without dependence on developers. The AI-fueled acceleration in speed-to-market for new ideas fosters business-critical experimentation and ongoing adaptive experience optimization. In 2023, the makers of Fastr Frontend established Fastr as the corporate identity for two newly unified businesses: Zmags, founded in 2006 and known for its Publicator digital catalog solution and Creator Studio software, and Be A Part Of, the award-winning agency that Zmags acquired the prior year. Headquartered in Boston with a distributed worldwide team, Fastr powers innovative ecommerce experiences for brands and retailers of all sizes through its business-empowering technology platforms and custom design and development services packages. Fastr is backed by Akmazo Capital.

Provo, Utah, United States

Start Studio specializes in custom design, development, and deployment of web, mobile, telephony, and desktop applications. We're passionate about building the right solution the right way, and we take pride in producing clean, well-documented code that meets or exceeds business expectations.

Minneapolis, Minnesota, United States

Clockwork is an experience design and technology consultancy that solves complex problems for the enterprise. We build enterprise websites, software platforms, and mobile applications that help businesses solve big, gnarly problems (and sometimes medium-sized ones). We help clients define the problem, determine the solution, and then we build it. Throughout the process, we bring everyone along to embrace what’s new and ensure the solution is a successful investment. People. Process. Technology—in that order. That’s what we do and how we do it. Founded in 2002 with a commitment to a progressive workplace culture, our core values drive our relationships and work. We tell the truth and keep our promises; we are smart, adaptable, nice, and fueled by challenge.

Baton Rouge, Louisiana, United States

A custom software and website design company that provides custom software services for businesses and individuals. Its services include mobile applications, intranets, portals, content management software, websites, Web applications and branding of its cProfile

Dortmund, Nordrhein-Westfalen, Germany

With our many years of experience in the field of printing and software development, we at CloudLab AG design innovative browser-based web to print and print shop solutions. Hardly any other market develops as fast as eCommerce does. With our expertise we help our customers to maintain an overview- before they even start. Our print shop software printQ relies on the world's leading online shop system Magento. It enables us to fully automate ordering processes – from first contact in the online shop to workflow-optimized print production. Sophisticated and intelligent print data editors, a search engine friendly program structure as well as optimal interfacing round out the performance portfolio of our software.. As a team we offer active, competent and reliable support to our customers on their way into the Cloud, with a special focus on fast and friendly customer service and support.

New York, New York, United States

A full-service digital agency providing software design and development solutions to Fortune 500s, startups and everything in between

San Diego, California, United States

The most powerful way to plan, prototype and hand off to developers, all without code. Download a free trial and see why professionals choose Axure RP 9.

Dover, Delaware, United States

We Design & Develop WEB & MOBILE Products that turn ideas into profitable and effective businesses

Pittsburgh, Pennsylvania, United States

Truefit helps our clients create new software products that people love. Our practical approach integrates human-centered design, agile methodologies, and lean business principles to minimize the risks inherent in new product development. Our skilled teams provide the research, design, and software engineering expertise to define winning product strategies, acquire deep understanding of users, and craft elegant product solutions. We serve global enterprise leaders and emerging startups alike, helping them bring innovations to the market quickly and confidently. For more insight into our services and team, visit us online at truefit.io.

San Francisco, California, United States

Web UIs are more complex than ever. Chromatic simplifies UI testing, maintenance, and collaboration. We build Storybook and Chromatic. Storybook is the most popular tool for building UI components. It's used by tens of thousands of companies including Airbnb, Microsoft, IBM, and Shopify. Chromatic automates frontend workflows for UI feedback, visual testing, and documentation. Customers include Adobe, BBC, and CircleCI.