cfn-lint

Checks CloudFormation templates for practices and behaviour that could potentially be improved

Installation

In a virtualenv (see these instructions if you need to create one):

pip3 install cfn-lint

Dependencies

PyPI page
pypi.org/project/cfn-lint
Project JSON
piwheels.org/project/cfn-lint/json
Versions
411
Files
377
Downloads (all time)
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Downloads (last 30 days)
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Releases

Version Released Bullseye
Python 3.9		 Bookworm
Python 3.11		 Trixie
Python 3.13		 Files
1.39.1 2025-08-26      
1.39.0 2025-08-18      
1.38.3 2025-08-12      
1.38.2 2025-08-05      
1.38.1 2025-07-30      
1.38.0 2025-07-14      
1.37.2 2025-07-08  
1.37.1 2025-07-07      
1.37.0 2025-07-01      
1.36.1 2025-06-20      
1.36.0 2025-06-12      
1.35.4 2025-06-02      
1.35.3 2025-05-21      
1.35.2 2025-05-21      
1.35.1 2025-05-08      
1.35.0 2025-05-07      
1.34.2 2025-04-24  
1.34.1 2025-04-21      
1.34.0 2025-04-16      
1.33.2 2025-04-11      
1.33.1 2025-04-09      
1.33.0 2025-04-08      
1.32.4 2025-04-04    
1.32.3 2025-04-02      
1.32.2 2025-04-02    
1.32.1 2025-03-25      
1.32.0 2025-03-20      
1.31.3 2025-03-19      
1.31.2 2025-03-19      
1.31.1 2025-03-19      
1.31.0 2025-03-18      
1.30.0 2025-03-13      
1.29.1 2025-03-10      
1.29.0 2025-03-10      
1.28.0 2025-03-05      
1.27.0 2025-02-28      
1.26.1 2025-02-25      
1.26.0 2025-02-25      
1.25.1 2025-02-13      
1.25.0 2025-02-13      
1.24.0 2025-02-04      
1.23.1 2025-01-30      
1.23.0 2025-01-29      
1.22.7 2025-01-23      
1.22.6 2025-01-22      
1.22.5 2025-01-14      
1.22.4 2025-01-09      
1.22.3 2024-12-30      
1.22.2 2024-12-16      
1.22.1 2024-12-12      
1.22.0 2024-12-10      
1.21.0 2024-12-09      
1.20.2 2024-12-02      
1.20.1 2024-11-26      
1.20.0 2024-11-18      
1.19.0 2024-11-12      
1.18.4 2024-11-04      
1.18.3 2024-10-30      
1.18.2 2024-10-28      
1.18.1 2024-10-21    
1.18.0 2024-10-21    
1.17.2 2024-10-18    
1.17.1 2024-10-17    
1.17.0 2024-10-17    
1.16.1 2024-10-10    
1.16.0 2024-10-03      
1.15.2 2024-09-30      
1.15.1 2024-09-24      
1.15.0 2024-09-23      
1.14.2 2024-09-19      
1.14.1 2024-09-17    
1.14.0 2024-09-16      
1.13.0 2024-09-13      
1.12.4 2024-09-06      
1.12.3 2024-09-04      
1.12.2 2024-09-04      
1.12.1 2024-09-03      
1.12.0 2024-09-03      
1.11.1 2024-08-29      
1.11.0 2024-08-27      
1.10.3 2024-08-16      
1.10.2 2024-08-15      
1.10.1 2024-08-13      
1.10.0 2024-08-13      
1.9.7 2024-08-09      
1.9.6 2024-08-08      
1.9.5 2024-08-05      
1.9.4 2024-08-04      
1.9.3 2024-08-01      
1.9.2 2024-07-31      
1.9.1 2024-07-30      
1.9.0 2024-07-29      
1.8.2 2024-07-19      
1.8.1 2024-07-18      
1.8.0 2024-07-17      
1.7.2 2024-07-17    
1.7.1 2024-07-17    
1.7.0 2024-07-16    
1.6.1 2024-07-12    
1.6.0 2024-07-11    
1.5.3 2024-07-10    
1.5.2 2024-07-09      
1.5.1 2024-07-08    
1.5.0 2024-07-02      
1.4.2 2024-06-27      
1.4.1 2024-06-27      
1.4.0 2024-06-27      
1.3.7 2024-06-26      
1.3.6 2024-06-26      
1.3.5 2024-06-26      
1.3.4 2024-06-24      
1.3.3 2024-06-21      
1.3.2 2024-06-20      
1.3.1 2024-06-20      
1.3.0 2024-06-19      
1.2.5a11 pre-release 2024-06-17      
1.2.5a10 pre-release 2024-06-07      
1.2.5a9 pre-release 2024-05-14      
1.2.5a8 pre-release 2024-05-03      
0.87.11 2024-10-21    
0.87.10 2024-07-29      
0.87.9 2024-06-28      
0.87.8 2024-06-24      
0.87.7 2024-06-12      
0.87.6 2024-06-11    
0.87.5 2024-06-07    
0.87.4 2024-05-28      
0.87.3 2024-05-17      
0.87.2 2024-05-09      
0.87.1 2024-05-03      
0.87.0 2024-04-30    
0.86.4 2024-04-22  
0.86.3 2024-04-15      
0.86.2 2024-04-05      
0.86.1 2024-03-20      
0.86.0 2024-03-04      
0.85.3 2024-02-27      
0.85.2 2024-02-16      
0.85.1 2024-02-08      
0.85.0 2024-01-26      
0.84.0 2024-01-17      
0.83.8 2024-01-08      
0.83.7 2023-12-22      
0.83.6 2023-12-14      
0.83.5 2023-12-11      
0.83.4 2023-12-04      
0.83.3 2023-11-15      
0.83.2 2023-11-13      
0.83.1 2023-10-30      
0.83.0 2023-10-23      
0.82.2 2023-10-18      
0.82.1 2023-10-17      
0.82.0 2023-10-17      
0.81.0 2023-10-06      
0.80.4 2023-10-03      
0.80.3 2023-09-22      
0.80.2 2023-09-18      
0.80.1 2023-09-18      
0.79.11 2023-09-13      
0.79.10 2023-09-11      
0.79.9 2023-09-05  
0.79.8 2023-08-31  
0.79.7 2023-08-14  
0.79.6 2023-07-31  
0.79.5 2023-07-28  
0.79.4 2023-07-27  
0.79.3 2023-07-26  
0.79.2 2023-07-26  
0.79.1 2023-07-25  
0.78.2 2023-07-20  
0.78.1 2023-07-12  
0.77.10 2023-06-20  
0.77.9 2023-06-14  
0.77.8 2023-06-13  
0.77.7 2023-06-07  
0.77.6 2023-06-01  
0.77.5 2023-05-08  
0.77.4 2023-04-28  
0.77.3 2023-04-24  
0.77.2 2023-04-19  
0.77.1 2023-04-17  
0.77.0 2023-04-10  
0.76.2 2023-04-03  
0.76.1 2023-03-27  
0.76.0 2023-03-27  
0.75.1 2023-03-20  
0.75.0 2023-03-16  
0.74.3 2023-03-14  
0.74.2 2023-03-13  
0.74.1 2023-03-06  
0.74.0 2023-02-27  
0.73.2 2023-02-17  
0.73.1 2023-02-10  
0.73.0 2023-02-10  
0.72.10 2023-01-27  
0.72.9 2023-01-17  
0.72.8 2023-01-11  
0.72.7 2023-01-09  
0.72.6 2023-01-03  
0.72.5 2022-12-16  
0.72.4 2022-12-15  
0.72.3 2022-12-14  
0.72.2 2022-12-05  
0.72.1 2022-11-27  
0.72.0 2022-11-22  
0.71.1 2022-11-14  
0.71.0 2022-11-07  
0.70.1 2022-11-02  
0.70.0 2022-10-31  
0.69.1 2022-10-25  
0.69.0 2022-10-25  
0.68.1 2022-10-21  
0.68.0 2022-10-18  
0.67.0 2022-10-10  
0.66.1 2022-10-03  
0.66.0 2022-09-29  
0.65.1 2022-09-19  
0.65.0 2022-09-13  
0.64.1 2022-09-06  
0.64.0 2022-09-06  
0.63.2 2022-08-30  
0.63.1 2022-08-30  
0.63.0 2022-08-24  
0.62.0 2022-08-19  
0.61.5 2022-08-11  
0.61.4 2022-07-29  
0.61.3 2022-07-18  
0.61.2 2022-07-08  
0.61.1 2022-06-22  
0.61.0 2022-05-31  
0.60.1 2022-05-19  
0.60.0 2022-05-13  
0.59.1 2022-05-02  
0.59.0 2022-04-12  
0.58.4 2022-03-21  
0.58.3 2022-03-08  
0.58.2 2022-02-25  
0.58.1 2022-02-21  
0.58.0 2022-01-31  
0.57.0 2022-01-18  
0.56.4 2022-01-10  
0.56.3 2021-12-03  
0.56.2 2021-11-22  
0.56.1 2021-11-16  
0.56.0 2021-11-05  
0.55.0 2021-11-02  
0.54.4 2021-10-27  
0.54.3 2021-10-20  
0.54.2 2021-09-22  
0.54.1 2021-09-10  
0.54.0 2021-09-07  
0.53.1 2021-08-30  
0.53.0 2021-08-02  
0.52.0 2021-06-29  
0.51.0 2021-06-14  
0.50.0 2021-06-03  
0.49.2 2021-05-18  
0.49.1 2021-05-10  
0.49.0 2021-04-27  
0.48.3 2021-04-16  
0.48.2 2021-04-06  
0.48.1 2021-03-25  
0.48.0 2021-03-22  
0.47.2 2021-03-12  
0.47.1 2021-03-11  
0.47.0 2021-03-09  
0.46.0 2021-02-23  
0.45.0 2021-02-15  
0.44.7 2021-02-08  
0.44.6 2021-02-02  
0.44.5 2021-01-25  
0.44.4 2021-01-19  
0.44.3 2021-01-08  
0.44.2 2020-12-30  
0.44.1 2020-12-18  
0.44.0 2020-12-15  
0.43.0 2020-12-03  
0.42.0 2020-11-24  
0.41.0 2020-11-17  
0.40.0 2020-11-04  
0.39.0 2020-10-23  
0.38.0 2020-10-13  
0.37.1 2020-10-06  
0.37.0 2020-09-29  
0.36.1 2020-09-21  
0.36.0 2020-09-16  
0.35.1 2020-09-02  
0.35.0 2020-08-14  
0.34.1 2020-08-03  
0.34.0 2020-07-15  
0.33.2 2020-06-24  
0.33.1 2020-06-16  
0.33.0 2020-06-03  
0.32.1 2020-05-19  
0.32.0 2020-05-19  
0.31.1 2020-05-14  
0.31.0 2020-05-12  
0.30.1 2020-04-29  
0.29.6 2020-04-20  
0.29.5 2020-04-10  
0.29.4 2020-04-03  
0.29.3 2020-04-01  
0.29.2 2020-03-26  
0.29.1 2020-03-25  
0.29.0 2020-03-16  
0.28.4 2020-03-07  
0.28.3 2020-03-03  
0.28.2 2020-02-21  
0.28.1 2020-02-18  
0.28.0 2020-02-17  
0.27.5 2020-02-11  
0.27.4 2020-02-03  
0.27.3 2020-01-29  
0.27.2 2020-01-24  
0.27.1 2020-01-20  
0.27.0 2020-01-20  
0.26.3 2020-01-13  
0.26.2 2019-12-27  
0.26.1 2019-12-18  
0.26.0 2019-12-06  
0.25.7 2019-12-02  
0.25.5 2019-11-26  
0.25.3 2019-11-22  
0.25.2 2019-11-19  
0.25.1 2019-11-15  
0.25.0 2019-11-11  
0.24.8 2019-11-03  
0.24.7 2019-11-01  
0.24.6 2019-10-24  
0.24.5 2019-10-22  
0.24.4 2019-10-05  
0.24.3 2019-09-30  
0.24.2 2019-09-25  
0.24.1 2019-09-04  
0.24.0 2019-09-04  
0.23.5 2019-08-28  
0.23.4 2019-08-27  
0.23.3 2019-08-13  
0.23.2 2019-08-08  
0.23.1 2019-08-02  
0.23.0 2019-08-02  
0.22.4 2019-07-25  
0.22.3 2019-07-15  
0.22.2 2019-07-10  
0.22.1 2019-07-08  
0.22.0 2019-06-27  
0.21.6 2019-06-19  
0.21.5 2019-06-12  
0.21.4 2019-06-01  
0.21.3 2019-05-24  
0.21.2 2019-05-24  
0.21.1 2019-05-24  
0.21.0 2019-05-21  
0.20.3 2019-05-17  
0.20.2 2019-05-15  
0.20.1 2019-05-08  
0.20.0 2019-05-08  
0.19.1 2019-04-19  
0.19.0 2019-04-17  
0.18.1 2019-04-05  
0.18.0 2019-04-04  
0.17.1 2019-03-29  
0.17.0 2019-03-22  
0.16.0 2019-03-13  
0.15.0 2019-02-28  
0.14.1 2019-02-20  
0.14.0 2019-02-11  
0.13.2 2019-02-07  
0.13.1 2019-01-31  
0.13.0 2019-01-28  
0.12.1 2019-01-17  
0.12.0 2019-01-14  
0.11.1 2019-01-08  
0.11.0 2019-01-07  
0.10.2 2018-12-14  
0.10.1 2018-12-04  
0.10.0 2018-12-04  
0.9.2 2018-11-21  
0.9.1 2018-11-16  
0.9.0 2018-11-12  
0.8.3 2018-11-01  
0.8.2 2018-10-25
0.8.1 2018-10-19
0.8.0 2018-10-19
0.7.4 2018-10-04
0.7.3 2018-09-21
0.7.2 2018-09-13
0.7.1 2018-09-06
0.7.0 2018-09-06
0.6.1 2018-08-23
0.6.0 2018-08-23
0.5.2 2018-08-18
0.5.1 2018-08-16
0.5.0 2018-08-14
0.4.2 2018-07-25
0.4.1 2018-07-20
0.4.0 2018-07-18
0.3.5 2018-07-13
0.3.3 2018-07-09
0.3.2 2018-06-27
0.3.1 2018-06-21
0.3.0 2018-06-20
0.2.2 2018-06-14
0.2.1 2018-06-07
0.2.0 2018-05-31
0.1.0 2018-05-16
0.0.10 2018-05-08
0.0.8 2018-04-26
0.0.7 2018-04-17
0.0.6 2018-04-17
0.0.5 2018-04-17

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Page last updated 2025-09-15 12:44:57 UTC