Firefly III leads in popularity with 24,286 stars vs 9,350 stars for Sure.am. The 160% higher star count indicates stronger community adoption. In terms of developer contributions, Firefly III has 2,249 forks, indicating strong developer engagement.

Sure.am is growing faster, adding 405 stars in the last 30 days (+4.5%) against adding 262 stars for Firefly III (+1.1%). Sure.am is the smaller project of the two, so it is closing the gap rather than extending a lead.

Both projects show recent activity, with Firefly III last updated 6 hours ago and Sure.am 5 hours ago.

Both tools share common technology foundations, being built with JavaScript, CSS. However, they differ in their additional technology choices: Firefly III uses Bash, SCSS, Vue, PHP, Laravel while Sure.am leverages C, Objective-C, Java, Swift, Ruby, Kotlin, MATLAB, Dart.

Firefly III has been in development longer, starting 12 years ago, compared to Sure.am which began 1 year ago. This 11.2-year head start suggests Firefly III may have more mature features and established processes.

Both projects use the AGPL-3.0 license, providing identical terms for usage and distribution.

Both tools serve similar use cases in Budgeting Apps. However, they also have distinct specializations: Firefly III also focuses on Personal Finance Management while Sure.am extends into Investment Tracking.

Sure.am provides self-hosting options for complete data control and customization, while Firefly III may be primarily cloud-based or require different deployment approaches.