Stock photos from Wikimedia Commons (licenses as noted; CC BY / CC BY-SA require attribution, given here and on-page):
beam.jpg: bryangeek / CC BY-SA 2.0 https://commons.wikimedia.org/wiki/File:Jiang_Yuyuan_on_the_balance_beam_(cropped).jpg
hero.jpg: Miguel Angel Omaña Rojas / CC0 https://commons.wikimedia.org/wiki/File:Canadian_gymnast_at_the_2020_Gymnix_Cup_beam_routine.jpg
mats.jpg: Ser Amantio di Nicolao / CC BY-SA 4.0 https://commons.wikimedia.org/wiki/File:Mats_in_various_shades_of_purple_at_Results_Gym.jpg
medals.jpg: Agência Brasil Fotografias / CC BY 2.0 https://commons.wikimedia.org/wiki/File:Final_Five_Gymnastics_Olympics_Team_Final_Medal_Ceremony.jpeg
Product images (including the Personalized Gifts tiles) are hotlinked from the retailer or maker that sells each product (Amazon, Shopify stores such as Spirit Gear & Gifts, Destira, GK Elite, Gibson Athletic, Fabuella, MyGymnast, MyOrnament, Our Lil Bowtique, Vinyl Written, Gymnastics Direct, Cascade Mountain Tech, JOBY, Anker), not stored here.
Logo and silhouettes: gymnast.me brand artwork (brand/logo-arabesque-beam.jpg, brand/silhouette-set.jpg).