1. Membership fees paid by members. Linux Foundation implements membership system, which is divided into corporate members and individual members. Corporate members are divided into platinum members, gold members and silver members. Both company members and individual members have to pay membership fees.

2. Paid training and grade certification examination. Linux Foundation provides paid training on Linux and open source projects for enterprises and individuals, and organizes certification examinations, which is also the source of funds for the Foundation.

3. Donate. Donations are also a major source of funds for the Linux Foundation. Various organizations and individuals actively donate to the Linux Foundation to support the open source community and various purposes. You can also make a donation if you like.