Top 5 XML Databases SaaS Companies in May 2026

Wilmington, Delaware, United States

The Apache Software Foundation (ASF) is the global home for open source software, powering some of the world’s most ubiquitous software projects including Apache Airflow, Apache Camel, Apache Cassandra, Apache Groovy, Apache HTTP Server, and Apache Kafka. Established in 1999, The ASF is at the forefront of open source innovation, setting industry standards to advance software for the public good. We sustain open source projects in perpetuity, empowering developers to build communities that endure. Everything we do is open. Everyone is welcome. Learn more at https://apache.org. ASF’s annual Community Over Code event is where open source technologists convene to share best practices and use cases, forge critical relationships, and learn about advancements in their field. https://communityovercode.org/

Boston, Massachusetts, United States

InterSystems, a creative data technology provider, delivers a unified foundation for next-generation applications for healthcare, finance, manufacturing, and supply chain customers in more than 80 countries. Our data platforms solve interoperability, speed, and scalability problems for large organizations around the globe to unlock the power of data and allow people to perceive data in imaginative ways. Established in 1978, InterSystems is committed to excellence through its 24×7 support for customers and partners around the world. Privately held and headquartered in Boston, Massachusetts, InterSystems has 39 offices in 28 countries worldwide.

Beverly, Massachusetts, United States

Altova® is a software company specializing in tools that assist developers with data management, software and application development, mobile development, and data integration. Altova offers a complete line of desktop developer software for XML, SQL, and UML; high-performance workflow automation server products; and a cross-platform mobile development framework. The creator of XMLSpy® and other award-winning products, Altova is a key player in the software tools industry and the leader in XML solution development tools. With over 5 million users worldwide, including 91% of Fortune 500 organizations, Altova is honored to serve clients from small and medium-sized businesses to the world’s largest organizations. http://www.altova.com

Dublin, Dublin, Ireland

We provide industry-leading tools and services to solve business problems with data. Flexter: Convert any XML / JSON to a readable format in seconds. No coding. FlowHigh: Online SQL parser to break down SQL into its components. SQL visualisation. SQL optimisation. SQL formatting Get smarter with your data. Sonra stands for many things but it literally means data … in Gaelic. Well, being based in Dublin, it’s only fair that we took our name from the mother tongue. Formed in 2015, our small team has a big reach. We are led by founder and CEO, Uli Bethke, who is a veteran of the industry and has implemented dozens of data warehouse projects across four continents. Over the years, we’ve assembled a team of advisors and data engineers to rival the industry’s most celebrated innovators, assisting everything from small data marts to large scale enterprises with multi-million-dollar budgets.

Lenzkirch, Germany

eXist Solutions was formed by several of the core eXist-db developers coming together to ensure the future of eXist-db by supporting commercial users. eXist Solutions provides Support, Consultancy, Training and Hosting for eXist-db. Developments produced by eXist Solutions are contributed back into eXist-db when permissible by the client. A proportion of revenue generated by eXist Solutions is also funnelled back into development of eXist-db.