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@@ -229,10 +229,19 @@ Martin Fowler- Event Driven Architecture: https://www.youtube.com/watch?v=STKCRS
 Event Driven Architecture: https://martinfowler.com/articles/201701-event-driven.html
 
 ## 
-## Hexagonal Architectures
+## Software Architectures
 
 Hexagonal Architecture: https://netflixtechblog.com/ready-for-changes-with-hexagonal-architecture-b315ec967749
 
+Hexagonal architecture (Alistair Cockburn) https://alistair.cockburn.us/hexagonal-architecture/
+
+The Clean Code by Robert C. Martin (Uncle Bob) https://blog.cleancoder.com/uncle-bob/2012/08/13/the-clean-architecture.html
+
+CQRS https://martinfowler.com/bliki/CQRS.html
+
+DomainDrivenDesign https://martinfowler.com/bliki/DomainDrivenDesign.html
+
+
 ## 
 ## Microservices
 
@@ -246,6 +255,14 @@ Uber Nanoservices antipattern: https://www.youtube.com/watch?v=kb-m2fasdDY
 
 Uber Domain oriented microservice: https://eng.uber.com/microservice-architecture/
 
+
+##
+## Distributed Transactions consistency Patterns
+
+Transactional outbox https://microservices.io/patterns/data/transactional-outbox.html
+
+SAGAS Long lived transactions (LLTs) https://www.cs.cornell.edu/andru/cs711/2002fa/reading/sagas.pdf
+
 ## 
 ## Load Balancing