2021 establishments in Florida

Truth Social (stylized as TRUTH) is an alt-tech social media platform owned by Trump Media & Technology Group (TMTG), an American media and technology company majority-owned by U.S. president Donald Trump. It has been called a "Twitter clone" that competes with Parler, Gab, and Mastodon in trying to provide an alternative to Twitter and Facebook.

Lake Buena Vista High School is a high school located in southwest Orange County, Florida, United States. It is located in the Lake Buena Vista area. Lake Buena Vista High School was built in 2021 as a relief school to reduce overcrowding in nearby high schools Dr. Phillips High School and Freedom High School. It is part of the Orange County Public Schools and serves grades 9–12.

Remy's Ratatouille Adventure, also known as Ratatouille: L'Aventure Totalement Toquée de Rémy (lit.‍, 'Remy's Totally Zany Adventure'), is a trackless dark ride located at Walt Disney Studios Park in France and Walt Disney World in Florida. The ride first opened at Walt Disney Studios Park on 21 June 2014. A second version opened at Epcot in 2021.

Disney Enchantment is a fireworks and projection mapping show that debuted at the Magic Kingdom on September 30, 2021, as part of Walt Disney World's 50th anniversary celebration. Similar to its predecessor, Happily Ever After, the show features fireworks, projection mapping, lasers, and searchlights set to Disney music that extend from Cinderella Castle down to Main Street, U.S.A. The music also includes a new original song "You Are the Magic" performed by Phillip Lawrence (who also co-wrote with Davy Nathan) and Kayla Alvarez.

The Naples Invitational is a college basketball tournament that started in 2021 held on the campus of Community School of Naples in Naples, Florida. The Naples Invitational field also is limited strictly to mid-major programs. All are streamed on Flohoops.com.

Space 220 Restaurant is a theme restaurant at Epcot, one of the four main parks at Walt Disney World in Bay Lake, Florida, United States. Run by the Patina Restaurant Group, it was established on September 20, 2021, as a space-themed restaurant. It is modeled after a space station and has simulated daytime and nighttime views of the Earth inside the dining area. Guests are brought into the dining area through a simulated journey 220 miles (355 km) up to Centauri Space Station using a space elevator known as the Stellarvator.

Moms for Liberty is an American political organization that advocates against school curricula that mention LGBTQ rights, race and ethnicity, critical race theory, and discrimination. Multiple chapters have also campaigned to ban books that address gender and sexuality from school libraries. Founded in January 2021, the group began by campaigning against COVID-19 responses in schools such as mask and vaccine mandates. Moms for Liberty is influential within the Republican Party.

Tocoi Creek High School (TCHS) is a new public high school in the World Golf Village census-designated place, in north central area of St. Johns County, Florida near St. Augustine. It is part of the St. Johns County School District and opened to students for the 2021-22 academic year.

Trump Media & Technology Group Corp. (TMTG) is an American media and technology company headquartered in Sarasota, Florida. It runs the Truth Social social-media platform and is majority-owned by current US president Donald Trump.

Harmonious was a multimedia, fireworks-based nighttime spectacular at EPCOT at Walt Disney World Resort in Bay Lake, Florida. Intended as the long-term replacement for IllumiNations: Reflections of Earth, Harmonious showcased and celebrated the cultures and stories of the world that have inspired various Disney films and music, and how it can unite us all, overcoming any language or border. The show utilized pyrotechnics, choreographed water fountains, water curtains, lasers, searchlights, and LED screens to present a 360° audio-visual experience on the park's World Showcase Lagoon. The primary show equipment was notably housed on a collective of floating barges that were permanently moored at the center of the lagoon. Before its retirement, Harmonious was described as the largest nighttime spectacular ever created by Disney Live Entertainment.