Changelog
ArchitectureCompass is updated continuously. Significant additions and corrections are listed here, newest first. Every page also shows when it was last updated at the bottom.
November 12, 2026
Section titled “November 12, 2026”- New: Ask the Compass, an assistant that answers architecture questions using only this site’s pages and links to the sections it used.
- New: Decision tools: guides for monolith or microservices, messaging style and data platform, a searchable cloud service map and an ADR generator.
- New: Case studies from 15 organizations, including LinkedIn, Netflix, Shopify, Stripe and Discord, and a failure library of 12 well-documented outages.
- New: free downloads: architecture review and production readiness checklists, an ADR template and C4 diagram templates.
- New: the architecture clinic, where readers can send real architecture questions.
- Updated: the RAG cloud mapping now uses Google’s current name for Vertex AI, Gemini Enterprise Agent Platform (opens in a new tab).
- Improved: product and technology names link to their official sites, and links to other sites open in a new tab.
- Fixed: a broken link to Jay Kreps’s article on logs, after LinkedIn retired its old engineering blog.
November 11, 2026
Section titled “November 11, 2026”- New: runnable reference implementations (opens in a new tab) on GitHub for microservices and RAG in six languages, and a lakehouse in Java (opens in a new tab) and Python (opens in a new tab).
- New: reference architectures with blueprints, diagrams and cloud mappings for microservices, RAG and lakehouse.
- New: Find your architect path and a section for people new to software on the roadmap.
- Improved: every “Further reading” reference links to its source.
- Launch: ArchitectureCompass goes live with architecture pages across all core categories, comparisons, best practices, a glossary and certifications.