Here is a list of the shows of the "Law & Order" universe:
Law & Order Franchise:
"Law & Order" and its spinoffs, all connected to each other with characters and crossovers.
Law & Order (1990-2010)
Law & Order: Special Victims Unit (1999- )
Law & Order: Criminal Intent (2001-2011)
Law & Order: Trial by Jury (2005)
Law & Order: LA (2010-2011)
Special:
The movie that brought Detective Mike Logan back to Manhattan.
Exiled: A Law & Order Movie (1998)
Adaptations outside the U.S.:
All the stories are from "Law & Order", "Law & Order: Special Victims Unit" and "Law & Order: Criminal Intent" adapted to their foreign locations.
Paris Enquêtes Criminelles (2007-2008)
Закон и Порядок. Отдел оперативных расследований (2007-2011)
Закон и Порядок. Преступный умысел (2007-2011)
Law & Order: UK (2009-2014)
Law & Order Universe:
Not part of the franchise, but "Homicide: Life on the Street" has extensive crossovers with "Law & Order", also Detective John Munch went from this show to "Law & Order: Special Victims Unit" and "Conviction" has Bureau Chief Alexandra Cabot in between her appearances on "Law & Order: Special Victims Unit".
Homicide: Life on the Street (1993-1999)
Conviction (2006)
Chicago Franchise:
These shows are all strongly connected to each other with characters and crossovers, and this franchise is connected to the Law & Order Franchise through crossovers with "Law & Order: Special Victims Unit".
Chicago Fire (2012- )
Chicago PD (2014- )
Chicago Med (2015- )
Not included on this list are the reality spinoffs "Crime & Punishment" and "Law & Order: You the Jury" (in development).
Also I did not include "New York Undercover" (limited character crossover), "Deadline" (about the fictional New York newspaper) and the long list of shows where Detective John Munch made an appearance.
