Super Productivity significantly outpaces Kimai in community adoption with 21,002 stars compared to 4,849 stars on GitHub. This 4.3x difference suggests Super Productivity has a much larger and more active community. In terms of developer contributions, Super Productivity has 1,900 forks, indicating strong developer engagement.

Both projects show recent activity, with Kimai last updated 18 hours ago and Super Productivity 8 hours ago.

Both tools share common technology foundations, being built with JavaScript, CSS, Bash, SCSS. However, they differ in their additional technology choices: Kimai uses PHP while Super Productivity leverages Typescript, JSX, Objective-C, Java, Swift, Ruby, Kotlin, MATLAB.

Both projects started around the same time, with Kimai beginning 10 years ago and Super Productivity 10 years ago.

Super Productivity uses the MIT license, which is more permissive than Kimai's AGPL-3.0 license, potentially offering greater flexibility for commercial use and integration.

Both tools serve similar use cases in Time Tracking. However, they also have distinct specializations: Kimai also focuses on Freelancer Tools while Super Productivity extends into Task Management, Project & Work Management.

Kimai provides self-hosting options for complete data control and customization, while Super Productivity may be primarily cloud-based or require different deployment approaches.