Hosta

A caldera is a volcanic feature formed by the collapse of land following a volcanic eruption.

Caldera may also refer to:

Arts and entertainment

Caldera (company), a US-based software company 1994–2002
- Caldera UK, a subsidiary 1996–1999
- Caldera Deutschland, a subsidiary 1995–2001
- Caldera Thin Clients, later Lineo, a subsidiary formed in 1998
- Caldera Systems, later Caldera International, a subsidiary formed in 1998
- Caldera International, successor to Caldera Systems from 2001
  - Caldera K.K., a Japanese subsidiary formed in 2001
- Caldera OpenLinux, a Linux distribution often called "Caldera"
Caldera (France), or Caldera Graphics SAS, an unrelated imaging software company founded in 1991

C. T. Caldera, chief of staff of the Sri Lanka Army 1976-1977
Henry Caldera (1937–2007), Sri Lankan singer, songwriter, and musician
Henry Caldera (football manager) (born 1959), Curaçao professional football manager
Jorge Herrera Caldera (born 1963), Mexican politician and Governor of Durango
Junior Caldera, French disc jockey
Louis Caldera (born 1956), American politician
Marcelo Alberto Bielsa Caldera (born 1955), Argentine football manager
María Lourdes Caldera (born 1983), Venezuelan pageant titleholder
Miguel Caldera (1548–1597), figure in the Spanish conquest of the Aztec Empire of Mexico
Rafael Caldera (1916–2009), former president of Venezuela
Rafael Antonio Bielsa Caldera (born 1953), Argentinian politician
Renzo Caldera (or Caldara), Italian bobsledder