JIT or Jit may refer to:

• Just-in-time compilation, a technique for improving the performance of virtual machines in computing
• Just-in-Time Manufacturing, a business inventory strategy
• Jhulelal Institute of Technology, an engineering and management college under the Nagpur University, India
• Jit, a style of Zimbabwean dance music
• Jit (film), a 1990 Zimbabwean film directed by Michael Raeburn
• Jit, Qalqilya, a Palestinian town in the West Bank

Jit (also known as jiti, jit-jive and the Harare beat) is a style of popular Zimbabwean dance music. It features a swift rhythm played on drums and accompanied by a guitar. Jit evolved out many diverse influences, including domestic chimurenga, Congolese rumba and Tanzanian guitar styles. The genre was popularized in the 1980s by bands like Chazezesa Challengers, The Four Brothers and Bhundu Boys. Jit is one of Zimbabwean fast beat, but there is a confusion between the more popular "sungura" which is said to be jit which was popularised by Chazezesa Challengers and many others including Alick macheso and Ochestra Mberikwazvo.

Jandarma Istihbarat ve Terörle Mücadele or Jandarma Istihbarat Teskilati (abbr. JITEM or JIT; English: "Gendarmerie Intelligence and Counter-Terrorism" or "Gendarmerie Intelligence Organization") is the controversial wing and intelligence agency of the Turkish Gendarmerie. JITEM was active in the Kurdish–Turkish conflict. After the Susurluk scandal, former prime ministers Bülent Ecevit and Mesut Yilmaz have confirmed the existence of JITEM.