The Eclipse Foundation is a European-based non-profit that hosts open source projects, including the Eclipse IDE, Jakarta EE and many IoT and automotive tools, with vendor-neutral governance.
The Linux Foundation is a non-profit that supports open source projects including the Linux kernel, Kubernetes and Node.js, providing funding, governance, events, training and legal support.
The Apache Software Foundation is a non-profit that supports open source projects such as the Apache HTTP Server, Kafka and Spark, using a community-driven, consensus-based development model.