The open source web design software industry comprises companies that create user-friendly tools to facilitate the development of visually stunning websites. These organizations often provide frameworks, themes, and plugins that are freely available, allowing for customization and collaborative innovation. As digital trends evolve, the demand for responsive and scalable web solutions is escalating. Interesting to note, the rise of community-driven development has fostered a rich ecosystem, encouraging contributions and enhancements from developers worldwide. Companies in this sector are now looking toward integrating AI and machine learning, providing even more advanced capabilities for modern web design.


This list features 22 open source web design software companies hailing from various locations, including the USA, France, India, and Canada. Most of these firms are compact in size, with employee counts ranging from 1 to around 500. Founded between 1993 and 2024, these companies have carved unique niches in web development, offering frameworks, design tools, and competitive consulting services. Prominent players like Bootstrap and Automattic demonstrate strong commitments to user experience and continuous innovation in this fast-evolving sector.


Read on to discover the top open source web design software companies.


Top 22 Open Source Web Design Companies


1. Bootstrap

  • Website: getbootstrap.com
  • Ownership type: Private
  • Headquarters: San Francisco, California, United States (USA)
  • Employee distribution: United States (USA) 25%, Pakistan 25%, Nigeria 25%, Other 25%
  • Founded year: 2011
  • Headcount: 1-10
  • LinkedIn: getbootstrap

Bootstrap, founded in 2011 and based in San Francisco, California, is a web development framework that has become a cornerstone for many web developers and designers. It offers a robust library of HTML, CSS, and JavaScript components that enable users to build responsive and visually appealing websites efficiently. The framework includes tools for customization, such as Sass, and provides a variety of JavaScript plugins to enhance functionality. Bootstrap is actively maintained, with regular updates and a strong community presence, which contributes to its ongoing relevance in the web design sector. The company operates with a small team and has not reported any funding, indicating a focus on organic growth and community-driven development.


2. NuxtJS

  • Website: nuxtjs.org
  • Ownership type: Private
  • Headquarters: Bordeaux, Nouvelle-Aquitaine, France
  • Founded year: 2017
  • Headcount: 1-10
  • LinkedIn: nuxt

NuxtJS, founded in 2017 and based in Bordeaux, France, is a private company that specializes in web development frameworks. It offers tools that enable developers to build high-performance web applications using Vue.js. The company operates under an open-source model, which not only allows for community contributions but also enhances the framework's capabilities through collaborative development. NuxtJS is recognized for its focus on improving application performance and search engine optimization (SEO), making it a valuable resource for developers and front-end teams. The company has cultivated a vibrant community of contributors and advocates, further solidifying its position in the web development industry. NuxtJS has not reported any funding, indicating a self-sustained growth model driven by community support and engagement.


3. Penpot

  • Website: penpot.app
  • Ownership type: Venture Capital
  • Headquarters: Madrid, Madrid, Spain
  • Employee distribution: Spain 100%
  • Latest funding: Series A, $12.0M, February 2023
  • Founded year: 2018
  • Headcount: 11-50
  • LinkedIn: uxboxtool

Penpot, founded in 2018 and based in Madrid, Spain, is a design tool provider that specializes in open-source solutions for design and code collaboration. The company has developed a web-based platform that caters to both designers and developers, offering features such as prototyping, code inspection, and seamless workflows. Penpot operates under a self-hosting model, allowing users to maintain control over their data and customize their experience. The company has garnered attention in the industry, with tens of thousands of organizations utilizing its platform, including notable open-source projects. In February 2023, Penpot secured $12 million in Series A funding, which underscores its growth trajectory and the increasing demand for its innovative design solutions. The company actively fosters a community around its product, encouraging contributions and collaboration among users.


4. Automattic

  • Website: automattic.com
  • Ownership type: Venture Capital
  • Headquarters: San Francisco, California, United States (USA)
  • Employee distribution: United States (USA) 43%, Canada 8%, United Kingdom (UK) 8%, Other 41%
  • Latest funding: Series E-K, $288.0M, February 2021
  • Founded year: 2005
  • Headcount: 1001-5000
  • LinkedIn: automattic

Automattic Inc., founded in 2005 and based in San Francisco, California, is a prominent software company that specializes in web development and content management solutions. The company is best known for its flagship product, WordPress.com, which offers users a platform to create blogs and websites with ease. Additionally, Automattic operates WooCommerce, a popular e-commerce plugin that enables online selling. With a workforce of over 4,000 employees distributed across various countries, Automattic emphasizes a culture of remote work and collaboration. The company is also recognized for its significant contributions to the open source community, particularly through the WordPress project, where it actively supports and develops features that benefit users worldwide. In 2021, Automattic raised $288 million in Series E funding, further solidifying its position in the industry and enabling continued innovation in its offerings.


5. United Biotech World


United Biotech World, founded in 1997 and based in New Delhi, India, operates as Start Bootstrap, a web development company specializing in customizable Bootstrap themes. With a workforce of around 68 employees, the company has carved a niche in providing high-quality, open-source themes that are user-friendly and easy to implement. Their offerings are designed to assist web developers and businesses in creating visually appealing and functional websites. Start Bootstrap regularly updates its themes to ensure they remain bug-free and current, reflecting a commitment to quality and usability in the web design industry. The company has not reported any funding, indicating a self-sustained operational model.


6. IFCS Inc

  • Website: ifcs-tech.com
  • Ownership type: Private
  • Headquarters: Montreal, Quebec, Canada
  • Employee distribution: China 100%
  • Founded year: 1993
  • Headcount: 11-50
  • LinkedIn: ifcs-inc

IFCS Inc, based in Montreal, Quebec, Canada, is a private technology firm founded in 1993. With a team of approximately 20 employees, the company focuses on software development, web design, and open-source solutions. They cater to both individuals and businesses, helping them navigate the complexities of software and improve their digital presence. IFCS Inc emphasizes knowledge sharing and guidance in web development and software-related inquiries, showcasing their commitment to education in the tech space. Their website features articles on various topics, including open-source software and web design tips, reflecting their active involvement in these fields.


7. Themeisle

  • Website: themeisle.com
  • Ownership type: Private
  • Headquarters: Bucharest, Bucharest, Romania
  • Employee distribution: Romania 100%
  • Founded year: 2013
  • Headcount: 11-50
  • LinkedIn: themeisle

Themeisle, founded in 2013 and based in Bucharest, Romania, is a web development company that focuses on creating WordPress themes and plugins. With a team of 11-50 employees, they have built a reputation for delivering high-quality, user-friendly products that help individuals and businesses easily establish and customize their websites. Their flagship themes, Neve and Hestia, are popular among users for their flexibility and ease of use. Themeisle actively participates in the WordPress community, sponsoring events like WordCamps and contributing to the ecosystem through open-source initiatives. They have garnered a substantial user base, with over 471,000 users benefiting from their themes and plugins. The company emphasizes customer support and education, providing extensive documentation and resources to assist users in maximizing their web design efforts.


8. Materialize


Materialize is a technology company based in the United Kingdom, founded in 2019. It specializes in providing a responsive front-end framework that is rooted in Material Design principles, a design language developed by Google. The company aims to enhance user experience through its framework, which includes a variety of components and tools that assist web developers and designers in creating user-friendly websites. Materialize offers comprehensive documentation and code examples, making it accessible for both novice and experienced developers. The team behind Materialize consists of students from Carnegie Mellon University, reflecting a fresh perspective in the tech space. The framework is open source, encouraging community contributions and collaboration, which further solidifies its position in the web design industry.


9. Semantic UI

  • Website: semantic-ui.com
  • Ownership type: Private
  • Headquarters: New York, New York, United States (USA)
  • Founded year: 2014
  • Headcount: 1-10

Semantic UI is a software development company based in New York, founded in 2014. It specializes in providing a framework designed to facilitate the creation of user interfaces. The company offers a rich array of UI components, theming tools, and integration options with popular frameworks, catering specifically to the needs of web developers and designers. Semantic UI promotes the use of human-friendly HTML, making it easier for developers to create responsive layouts. The framework is open source and has been utilized in various large-scale production environments, showcasing its reliability and effectiveness. The community-driven aspect of Semantic UI encourages ongoing development and support, further solidifying its position in the industry.


10. Anhas Web

  • Website: anhasweb.com
  • Ownership type: Private
  • Headquarters: Ahmedabad, Gujarat, India
  • Employee distribution: India 100%
  • Founded year: 2020
  • Headcount: 1-10
  • LinkedIn: anhasweb

Anhas Web, founded in 2020 and based in Ahmedabad, Gujarat, India, is a private software development company with a small team of 1-10 employees. The company specializes in a variety of services, including web design, mobile application development, and notably, open source solutions. Anhas Web aims to assist businesses in improving their online presence and operational efficiency through customized software solutions. Their expertise in open source technologies, such as Linux, PHP, Python, and JavaScript, positions them as a relevant player in the industry. They are dedicated to delivering high-quality, cost-effective solutions tailored to meet the specific needs of their clients, showcasing their commitment to the open source development sector.


11. Jaspero Ltd

  • Website: jaspero.co
  • Ownership type: Private
  • Headquarters: Osijek, Osijek-Baranja, Croatia
  • Employee distribution: Croatia 100%
  • Founded year: 2016
  • Headcount: 1-10
  • LinkedIn: jaspero

Jaspero Ltd, founded in 2016 and based in Osijek, Croatia, is a software development agency that specializes in high-quality JavaScript applications for various platforms, including mobile, desktop, and web. With a small team of around 17 employees, they focus on web development and design services, catering to businesses and organizations looking to enhance their digital solutions. Jaspero is particularly noted for its open-source projects, which include JavaScript and TypeScript libraries, as well as a content management system based on Angular. Their projects reflect a commitment to innovation and collaboration, as they actively seek to create tools that assist developers in building efficient applications. The company also emphasizes user experience and interface design, ensuring that their products meet modern standards and client needs.


12. Digitalist Sweden


Digitalist Sweden, officially known as Digitalist Open Tech AB, is a digital agency based in Stockholm, Sweden. Founded in 2008, the company has grown to employ between 11 and 50 professionals. Digitalist specializes in IT solutions and digital product development, catering to both public and private sectors. Their service offerings include web and app development, artificial intelligence, and consulting, with a notable focus on open-source technologies. Digitalist has established itself as a significant player in the industry by advocating for open-source solutions, particularly in the public sector, where they believe that government-funded development should be open and reusable for societal benefit. Their expertise spans various technologies, including Drupal and Matomo, and they emphasize agile methodologies to ensure effective project delivery. Digitalist's commitment to continuous improvement and user-centered design positions them as a relevant entity in the open-source web design space.


13. Anvil

  • Website: anvil.be
  • Ownership type: Private
  • Headquarters: Kontich, Flanders, Belgium
  • Employee distribution: Belgium 100%
  • Founded year: 2020
  • Headcount: 11-50
  • LinkedIn: anvil-be

Anvil is a digital agency based in Kontich, Belgium, founded in 2020. With a team of 11 to 50 employees, Anvil specializes in website development and consulting services, focusing on enhancing the digital presence of businesses and organizations. They utilize open-source technologies, particularly well-known platforms like Drupal, Symfony, and Laravel, to create customized online solutions. Anvil operates through project-based work and consultancy, ensuring that their services are tailored to meet the specific needs of their clients. Their portfolio includes projects for various clients, showcasing their expertise in developing websites that are not only functional but also secure and user-friendly. Anvil is part of a network of technology companies under District01 and Hyperion, which allows them to offer comprehensive digital transformation services, from strategy to design and development.


14. InfyOm Technologies

  • Website: infyom.com
  • Ownership type: Private
  • Headquarters: Surat, Gujarat, India
  • Employee distribution: India 100%
  • Founded year: 2015
  • Headcount: 11-50
  • LinkedIn: infyom-technologies

InfyOm Technologies, founded in 2015 and based in Surat, Gujarat, India, is a web development agency that specializes in crafting high-quality web and mobile applications. With a team of 11 to 50 employees, the company has built a reputation for its expertise in Laravel development, UI/UX design, and quality assurance. InfyOm has made significant contributions to the open source community, particularly within the Laravel ecosystem, boasting over 4 million downloads of its open source packages. Their portfolio includes various applications and tools that cater to businesses looking to enhance their digital presence. The company has successfully completed over 300 projects for more than 100 clients, showcasing its capability and commitment to delivering effective solutions.


15. Timble

  • Website: timble.net
  • Ownership type: Private
  • Headquarters: Diest, Flanders, Belgium
  • Employee distribution: Belgium 100%
  • Founded year: 2010
  • Headcount: 11-50
  • LinkedIn: timble

Timble is a consulting firm based in Diest, Flanders, Belgium, founded in 2010. With a team of 11 to 50 employees, Timble specializes in open source software and web solutions. They provide development consulting, custom software development, and training services aimed at enhancing the online presence and operational efficiency of businesses and organizations. Timble has deep roots in the open source community, particularly through their contributions to Joomla, where co-founder Johan Janssens plays a pivotal role. The company has developed the Timble Platform, an open source web publishing platform designed for modern web applications. Their work includes significant projects for various clients, including the Belgian police, showcasing their capability in creating tailored solutions that meet specific needs. Timble's commitment to open source principles is reflected in their agile development approach and their focus on building software that is both usable and scalable.


16. Javali

  • Website: javali.pt
  • Ownership type: Private
  • Headquarters: Caparica, Setubal, Portugal
  • Employee distribution: Portugal 100%
  • Founded year: 2002
  • Headcount: 11-50
  • LinkedIn: javali

Javali, founded in 2002 and based in Caparica, Setubal, Portugal, is a private company that specializes in digital solutions with a strong emphasis on open source technologies. The firm offers a range of services including web and mobile development, custom software solutions, and customer relationship management (CRM) systems. Javali has established itself as a notable player in the open source web design sector, particularly through its expertise in Drupal, a popular open source content management system. The company has worked with various clients, including well-known organizations and municipalities, to enhance their digital presence and operational efficiency. Javali prides itself on creating user-friendly and scalable platforms tailored to the specific needs of its clients. Their commitment to open source is evident in their development practices and their active involvement in the Drupal community, where they contribute to the growth and improvement of the platform. Javali's focus on innovation and agile development further positions them as a relevant entity in the open source web design industry.


17. Kaleidos

  • Website: kaleidos.net
  • Ownership type: Venture Capital
  • Headquarters: Madrid, Madrid, Spain
  • Employee distribution: Spain 100%
  • Latest funding: $12.0M, March 2023
  • Founded year: 2011
  • Headcount: 11-50
  • LinkedIn: kaleidos-open-source

Kaleidos is a technology company based in Madrid, Spain, founded in 2011. The firm focuses on open-source software development, offering innovative project management and design tools such as Taiga and Penpot. Taiga serves as an open-source project management platform that caters to agile teams, boasting over a million users globally. Penpot is a design and prototyping tool that facilitates collaboration between designers and developers, allowing for the creation of scalable software experiences. Kaleidos operates with a strong emphasis on values like transparency, diversity, and social responsibility. The company has received significant funding, with a reported amount of nearly 12 million euros in March 2023, which underscores its active role in the tech industry and its commitment to developing impactful open-source solutions.


18. Vercel

  • Website: vercel.com
  • Ownership type: Venture Capital
  • Headquarters: San Francisco, California, United States (USA)
  • Employee distribution: United States (USA) 65%, United Kingdom (UK) 11%, Germany 9%, Other 16%
  • Latest funding: Series E-K, $250.0M, May 2024
  • Founded year: 2015
  • Headcount: 201-500
  • LinkedIn: %e2%96%b2zeit

Vercel Inc., founded in 2015 and based in San Francisco, California, is a cloud platform that specializes in providing developer tools and infrastructure for building and deploying web applications. The company serves a variety of businesses and organizations, primarily in the technology sector, with solutions designed to enhance deployment speed and application performance. Vercel is particularly known for its open source framework, Next.js, which has become a standard for many developers looking to create high-performance web applications. The company has also developed Turborepo, a tool that optimizes monorepo workflows, further solidifying its role in the developer community. Vercel has received substantial funding, with its latest round totaling $250 million in May 2024, indicating strong investor confidence in its growth and innovation potential.


19. Ortus Solutions, Corp

  • Website: ortussolutions.com
  • Ownership type: Private
  • Headquarters: The Woodlands, Texas, United States (USA)
  • Employee distribution: United States (USA) 71%, El Salvador 23%, Switzerland 6%
  • Founded year: 2006
  • Headcount: 11-50
  • LinkedIn: ortus-solutions-corp

Ortus Solutions, Corp, founded in 2006 and based in The Woodlands, Texas, is a private software development and consulting firm. The company has carved out a niche in creating open source tools and web application solutions, primarily for the ColdFusion community. Their notable products include ColdBox, a widely used MVC framework, CommandBox, a command line interface and package manager, and ContentBox, a modular content management system. Ortus Solutions also offers consulting services to assist businesses in modernizing their technology and improving development processes. With a team of around 32 employees, they have successfully completed over 250 legacy migration projects and delivered more than 100 projects, showcasing their expertise and commitment to the industry.


20. Whitespace AB

  • Website: whitespace.se
  • Ownership type: Private
  • Headquarters: Sweden
  • Employee distribution: Sweden 100%
  • Founded year: 2013
  • Headcount: 11-50
  • LinkedIn: whitespace-ab

Whitespace AB, founded in 2013 and based in Sweden, is a digital services agency that specializes in web development, design, and hosting services. With a team of 22 employees, the company caters to a variety of clients, including businesses, unions, municipalities, and government agencies. Whitespace is particularly known for its commitment to open-source technologies, which is evident in its offerings such as GDPR-compliant web analytics through Matomo. The agency emphasizes the importance of user experience (UX) and accessibility in its projects, ensuring that the digital products they create are not only functional but also user-friendly. Whitespace has built a reputation for its agile approach to development and its focus on security and compliance, particularly in the context of GDPR regulations. Their services extend beyond mere web design; they also provide strategic support and training in web analytics, showcasing their expertise in the digital domain.


21. Aura Softech Pvt. Ltd.


Aura Softech Pvt. Ltd., founded in 2010 and based in New Delhi, India, is a private IT service provider specializing in web development, web design, and digital marketing solutions. With a team of 11 to 50 employees, the company focuses on enhancing the online presence of businesses through customized web applications and effective SEO strategies. They emphasize client satisfaction and timely project delivery. Aura Softech has carved a niche in the industry by offering open source software customization services, including development for platforms like Joomla, Drupal, Magento, and WordPress. This positions them as a relevant player in the open source web design sector, catering to businesses looking for tailored solutions that leverage open source technologies.


22. Mui

  • Website: mui.com
  • Ownership type: Private
  • Headquarters: Paris, Île-De-France, France
  • Employee distribution: France 45%, Italy 18%, Netherlands 18%, Other 18%
  • Founded year: 2019
  • Headcount: 11-50
  • LinkedIn: material-ui

Mui, founded in 2019 and based in Paris, Île-De-France, France, is a software development company that specializes in UI components and design tools tailored for developers and designers. The company offers a suite of products, including MUI Core, which provides foundational React components, and MUI X, which features advanced components for complex use cases. Their templates and design kits facilitate the development of user interfaces, allowing businesses to enhance their application development processes efficiently. Mui has garnered a strong following, with millions of weekly downloads and thousands of contributors on GitHub, indicating a vibrant community around their open-source projects. The company serves a variety of clients in the technology sector, helping them streamline their design and development workflows.



Open Source Web Design Insights: Key Companies


CompanyHeadquarterSizeFoundedOwnership
BootstrapSan Francisco, California, United States (USA)1-102011Private
NuxtJSBordeaux, Nouvelle-Aquitaine, France1-102017Private
PenpotMadrid, Madrid, Spain11-502018Venture Capital
AutomatticSan Francisco, California, United States (USA)1001-50002005Venture Capital
United Biotech WorldNew Delhi, Delhi, India501-10001997Private
IFCS IncMontreal, Quebec, Canada11-501993Private
ThemeisleBucharest, Bucharest, Romania11-502013Private
MaterializeUnited Kingdom (UK)1-102019Private
Semantic UINew York, New York, United States (USA)1-102014Private
Anhas WebAhmedabad, Gujarat, India1-102020Private
Jaspero LtdOsijek, Osijek-Baranja, Croatia1-102016Private
Digitalist SwedenStockholm, Stockholm, Sweden11-502008Private
AnvilKontich, Flanders, Belgium11-502020Private
InfyOm TechnologiesSurat, Gujarat, India11-502015Private
TimbleDiest, Flanders, Belgium11-502010Private
JavaliCaparica, Setubal, Portugal11-502002Private
KaleidosMadrid, Madrid, Spain11-502011Venture Capital
VercelSan Francisco, California, United States (USA)201-5002015Venture Capital
Ortus Solutions, CorpThe Woodlands, Texas, United States (USA)11-502006Private
Whitespace ABSweden11-502013Private
Aura Softech Pvt. Ltd.New Delhi, Delhi, India11-502010Private
MuiParis, Île-De-France, France11-502019Private


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