History of X

History of X may refer to:

• History of X (letter)
• Timeline of X, a social network formerly known as Twitter
  • History of Twitter
    • History of Twitter under Elon Musk
    • History of X Corp.
• History of X (Australian band)
• History of X (magazine)
• History of the X Window System
• History of MDMA, a drug also known as "X", short for "ecstasy"
• History of /x/, the 4chan board

See also

• X (disambiguation)