The Society of Physics Students (SPS) is a professional association explicitly designed for students. Membership, through collegiate chapters, is open to anyone interested in physics. The only requirement for membership is that you be interested in physics. Besides physics majors, our members include majors in chemistry, computer science, engineering, geology, mathematics, medicine, and other fields.

The American Institute of Physics (AIP) is a not-for-profit membership corporation created for the purpose of promoting the advancement and diffusion of the knowledge of physics and its application to human welfare. It is the mission of the Institute to serve the sciences of physics and astronomy by serving its member societies, by serving individual scientists, and by serving students and the general public.

The world's second largest organization of physicists, the American Physical Society (APS) publishes physics journals and organizes meetings; they have as their objective the advancement and diffusion of the knowledge of physics

The Institute of Physics (IOP) is a scientific charity devoted to increasing the practice, understanding and application of physics. Its publishing company, IOP Publishing, is a world leader in scientific publishing and the electronic dissemination of physics.

ActaPhysica is a free social networking platform for the physics community, including physicists, physics students, physics teachers, or laypersons interested in physics.

ResearchGate is a scientific network that connects researchers. Find research partners, collaborate with scientists and explore journal articles.

Academia.edu is a platform for academics to share and follow research.

Mendeley is a tool that combines reference management and social networking.