Here are some ways you can help contribute to and participate in FreeBSD:

• Write content for, clean up and organise the wiki. Create a Wiki account
• Join the FreeBSD Forums
• Participate in some of our FreeBSD IRC Channels
• Read or join our Mailing lists
• View or Submit Problem Reports
• Initiate or participate on code reviews
• See our Ideas Page for source tree projects
• See if someone is willing to become a mentor in an area you are interested in
• Join us at an in-person event