The Restorative Justice Council is an established independent body which sees its principle aim as: ‘promoting quality restorative practice for everyone’. It is a valuable source of information, research and policy analysis:
https://www.restorativejustice.org.uk/

Diversion Programs: An Overview - Diversion in youth (juvenile) justice is summarised helpfully in this overview from the United States:
https://www.ncjrs.gov/html/ojjdp/9909-3/div.html

Swansea Bureau: Children First, Offenders Second - a significant recent development in youth justice has been the establishment of the Swansea Bureau which promotes diversion and reintegration of children reported for offences, representing a ‘children first’ philosophy:
https://yjresourcehub.uk/effective-practice/library-of-effective-approaches/item/320-swansea-bureau-children-first-offenders-second.html