| 1 | 5,475 | 4,801 | twiglet | Like a log, only smaller. |
| 2 | 5,870 | 4,637 | simplycop | Require this gem in your application to use Simply Business common rubocop rules. |
| 3 | 6,386 | 8,992 | snowplow_ruby_duid | A gem that exposes the Snowplow domain userid in Rack applications. Also allows you to ... |
| 4 | 7,374 | 8,376 | rutabaga | Allows using feature from within RSpec and is built on top of Turnip |
| 5 | 14,537 | 177,849 | divisio | Provides a splitting framework similar to AB testing |
| 6 | 17,585 | 32,483 | flip_fab | A gem providing persistent, per-user feature flipping to Rack applications. |
| 7 | 19,841 | 19,145 | 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 | 23,349 | 61,853 | kafka_lite | Experiment with the unified log and with event sourcing, _sans_ Kafka! |
| 10 | 32,776 | 10,953 | weasyprint | Uses weasyprint to create PDFs using HTML |
| 11 | 55,907 | 55,357 | kitcat | initially created for data migrations. Provides logging, progess bar and graceful handling |
| 12 | 86,425 | 34,370 | rulezilla | Rules DSL |
| 13 | 152,613 | 146,834 | casquade | Placeholder: A CQRS framework for AWS Lambda, Kinesis and DynamoDB |
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