The Cham script is a descendant of the Brahmi script of India. Cham was one of the first scripts to develop from a script called the Pallava script some time around 200 CE. It came to Southeast Asia as part of the expansion of Hinduism and Buddhism.
Lao script or Akson Lao (Lao: ອັກສອນລາວ [ʔáksɔ̌ːn láːw]) is the primary script used to write the Lao language and other minority languages in Laos. Its earlier form, the Tai Noi script , was also used to write the Isan language , but was replaced by the Thai script .