Document revisions
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| Change | Description | Date |
|---|---|---|
Updated best practice guidance | Large-scale best practice updates were made throughout the pillars. Security and cost both received new best practices. | June 27, 2024 |
Major update | Major pillar updates. | October 3, 2023 |
Updates for new Framework | Best practices updated with prescriptive guidance and new best practices added. New questions added to the Security and Cost Optimization pillars. | April 10, 2023 |
Minor update | Added definition for level of effort and updated best practices in the appendix. | October 20, 2022 |
Whitepaper updated | Added Sustainability Pillar and updated links. | December 2, 2021 |
Sustainability Pillar added to the framework. | November 20, 2021 | |
Minor update | Removed non-inclusive language. | April 22, 2021 |
Minor update | Fixed numerous links. | March 10, 2021 |
Minor update | Minor editorial changes throughout. | July 15, 2020 |
Updates for new Framework | Review and rewrite of most questions and answers. | July 8, 2020 |
Whitepaper updated | Addition of AWS Well-Architected Tool, links to AWS Well-Architected Labs, and AWS Well-Architected Partners, minor fixes to enable multiple language version of framework. | July 1, 2019 |
Whitepaper updated | Review and rewrite of most questions and answers, to ensure questions focus on one topic at a time. This caused some previous questions to be split into multiple questions. Added common terms to definitions (workload, component etc). Changed presentation of question in main body to include descriptive text. | November 1, 2018 |
Whitepaper updated | Updates to simplify question text, standardize answers, and improve readability. | June 1, 2018 |
Whitepaper updated | Operational Excellence moved to front of pillars and rewritten so it frames other pillars. Refreshed other pillars to reflect evolution of AWS. | November 1, 2017 |
Whitepaper updated | Updated the Framework to include operational excellence pillar, and revised and updated the other pillars to reduce duplication and incorporate learnings from carrying out reviews with thousands of customers. | November 1, 2016 |
Minor updates | Updated the Appendix with current Amazon CloudWatch Logs information. | November 1, 2015 |
Initial publication | AWS Well-Architected Framework published. | October 1, 2015 |
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Framework versions:
2023-10-03 (current)
