OpenReplay significantly outpaces Trench in community adoption with 12,401 stars compared to 1,649 stars on GitHub. This 7.5x difference suggests OpenReplay has a much larger and more active community. In terms of developer contributions, OpenReplay has 783 forks, indicating moderate developer engagement.

OpenReplay shows more recent development activity with its last commit 20 hours ago, while Trench was last updated 4 months ago. This suggests OpenReplay is being more actively maintained.

Both tools share common technology foundations, being built with JavaScript, CSS, Bash, Typescript. However, they differ in their additional technology choices: OpenReplay uses JSX, Python, Golang, C, Objective-C, Swift, Ruby, Kotlin, MATLAB while Trench leverages NestJS.

OpenReplay has been in development longer, starting 5 years ago, compared to Trench which began 2 years ago. This 3.5-year head start suggests OpenReplay may have more mature features and established processes.

Trench is licensed under MIT, while OpenReplay's license terms are not publicly specified.

Both tools serve similar use cases in Product Analytics. However, they also have distinct specializations: OpenReplay also focuses on Performance Monitoring (APM) while Trench extends into Event Streaming Platforms, Stream Processing.

Both OpenReplay and Trench offer self-hosting capabilities, giving you full control over your data and infrastructure.