Top 58 File Transfer Protocol (FTP) Software SaaS Companies in May 2026

Austin, Texas, United States

Making IT look easy.

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/

Eden Prairie, Minnesota, United States

Fortra provides advanced offensive and defensive security solutions that deliver comprehensive protection across the cyber kill chain. With complete visibility across the attack chain, access to threat intelligence spanning the globe, and flexible solution delivery, Fortra customers can anticipate criminal behavior and strengthen their defenses in real time. Break the attack chain at fortra.com.

Chicago, Illinois, United States

Litera is a leader of the legal AI revolution, on a mission to Raise The Bar™ for the legal profession by delivering transformational, globally-trusted solutions to law firms and corporate legal teams worldwide. The company's comprehensive suite of Generative and Agentic AI-driven tools powers and unifies workflows across three key pillars: Legal Workflow & Drafting, Firm Intelligence & Knowledge Management, and Business Development with next-generation Proactive Relationship Management (PRM) capabilities. Integrated directly into where lawyers work in Microsoft 365 and across devices, Litera enables legal professionals to effortlessly create exceptional work, win more business, and streamline operations. This is all accomplished with seamless governance and data security through AI, dramatically reducing context-switching. With more than 30 years of legal tech innovation, a majority of the world’s largest law firms as clients, and 2M+ daily users, Litera is the proven, trusted platform that takes modern legal practices to the next level. For more information, visit litera.com or follow us on LinkedIn.

San Mateo, California, United States

Kiteworks is a cybersecurity company that provides secure communication and file-sharing solutions for businesses and organizations. It secures sensitive content communications over channels such as email and file transfer.

Tampa, Florida, United States

OPSWAT protects critical infrastructure. Our goal is to eliminate malware and zero-day attacks. We believe that every file and every device pose a threat. Threats must be addressed at all locations at all times—at entry, at exit, and at rest. Our products focus on threat prevention and process creation for secure data transfer and safe device access. The result is productive systems that minimize risk of compromise. That’s why 98% of U.S. nuclear power facilities trust OPSWAT for cybersecurity and compliance. OPSWAT. Trust no file. Trust no device. www.opswat.com Visit us on Twitter, Facebook, Instagram, and YouTube. http://www.twitter.com/opswat http://www.facebook.com/opswat https://www.instagram.com/opswat https://www.youtube.com/user/opswat1