| Design PatternsImplementations of well known design patterns. | 
| Top 3 best rated classes of Design Patterns group
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| Ratings | Utility | Consistency | Documentation | Examples | Tests | Videos | Overall | Rank | 
| All time: | 92% | 95% | 80% | 90% | 85% | - | 81% | 12 | 
| Month: | Not yet rated by the users | 
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|  March 2021
 Number 10
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|  January 2025
 Number 4
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| Ratings | Utility | Consistency | Documentation | Examples | Tests | Videos | Overall | Rank | 
| All time: | 65% | 60% | - | 70% | - | - | 45% | 3349 | 
| Month: | Not yet rated by the users | 
| Not yet rated by the users | 
| Not yet rated by the users | 
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|  August 2022
 Number 3
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| Ratings | Utility | Consistency | Documentation | Examples | Tests | Videos | Overall | Rank | 
| All time: | 91% | 91% | 91% | 91% | - | - | 73% | 137 | 
| Month: | Not yet rated by the users | 
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|  January 2024
 Number 6
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| Ratings | Utility | Consistency | Documentation | Examples | Tests | Videos | Overall | Rank | 
| All time: | 75% | 62% | 68% | 41% | - | - | 54% | 2049 | 
| Month: | Not yet rated by the users | 
| Ratings | Utility | Consistency | Documentation | Examples | Tests | Videos | Overall | Rank | 
| All time: | 60% | 50% | - | - | - | - | 35% | 4158 | 
| Month: | Not yet rated by the users | 
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