| 1 | 5,175 | 3,658 | twiglet | Like a log, only smaller. |
| 2 | 5,227 | 3,784 | simplycop | Require this gem in your application to use Simply Business common rubocop rules. |
| 3 | 7,082 | 7,301 | snowplow_ruby_duid | A gem that exposes the Snowplow domain userid in Rack applications. Also allows you to ... |
| 4 | 8,270 | 9,378 | rutabaga | Allows using feature from within RSpec and is built on top of Turnip |
| 5 | 16,650 | 68,139 | divisio | Provides a splitting framework similar to AB testing |
| 6 | 19,629 | 40,811 | flip_fab | A gem providing persistent, per-user feature flipping to Rack applications. |
| 7 | 20,968 | 18,933 | rabbit_feed | A gem providing asynchronous event publish and subscribe capabilities with RabbitMQ. |
| 8 | 15,244 | 61,853 | TrRMIte | Build real-time telephony systems using event sourcing |
| 9 | 28,954 | 15,601 | weasyprint | Uses weasyprint to create PDFs using HTML |
| 10 | 23,349 | 61,853 | kafka_lite | Experiment with the unified log and with event sourcing, _sans_ Kafka! |
| 11 | 52,706 | 31,254 | kitcat | initially created for data migrations. Provides logging, progess bar and graceful handling |
| 12 | 69,622 | 50,128 | rulezilla | Rules DSL |
| 13 | 153,832 | 114,709 | casquade | Placeholder: A CQRS framework for AWS Lambda, Kinesis and DynamoDB |