Federal Government: 

www.supremecourt.gov (Supreme Court opinions, rules and related links)

www.uscourts.gov (Links to all federal courts and related links)

www.ussc.gov (United States Sentencing Commission; selected guideline application decisions, by circuit; federal sentencing statistics; and related links)

www.loc.gov/law (Law Library of Congress)

www.archives.gov (The Federal Register; code of Federal Regulations; misc.)

www.law.cornell.edu (The legal Information Institute of Cornell Law School; U.S. Code; court opinions, state and federal; Medill News Service; misc. Please donate to support this invaluable service.)

www.usdoj.gov (U.S. Department of Justice)

www.bop.gov (Federal Bureau of Prisons; contact information, offices facilities; misc.)

Texas Government:

www.txcourts.gov (Texas Supreme Court; Texas Courts of Appeals; misc. resources)

https://statutes.capitol.texas.gov (Texas Constitution; Texas statutes)

www.texasbar.com (State Bar of Texas)