WSO2

WSO2 sells open-source, API-first software for API management, integration, and identity and access management. Its newer products, including the API Platform that became generally available in March 2026, govern AI models, MCP servers and agents. Customers are large enterprises, universities, governments and regulated sectors such as banking. It earns money from subscriptions, support and SaaS or self-managed deployments. It reported over $100M in annual recurring revenue in 2025, raised a $93M Series E in 2022, is backed by EQT, and acquired Moesif in 2025.