Both tools have similar popularity levels, with Bruno having 46,008 stars and Insomnia having 39,908 stars on GitHub. In terms of developer contributions, Bruno has 2,732 forks, indicating strong developer engagement.

Both projects show recent activity, with Bruno last updated 17 hours ago and Insomnia 12 hours ago.

Both tools share common technology foundations, being built with JavaScript, CSS, Bash, Typescript, JSX. However, they differ in their additional technology choices: Bruno uses SCSS while Insomnia leverages C, Objective-C, C++.

Insomnia has been in development longer, starting 10 years ago, compared to Bruno which began 4 years ago. This 6.5-year head start suggests Insomnia may have more mature features and established processes.

Bruno uses the MIT license, which is more permissive than Insomnia's Apache-2.0 license, potentially offering greater flexibility for commercial use and integration.

Both tools serve similar use cases in API Clients.