Learn how Logstash and OpenObserve differ in their key features, development activity, technology stack and community adoption, so you can decide which of these log management tools is best for you.

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Both Logstash and OpenObserve have their unique strengths and serve similar purposes effectively. Consider your specific needs regarding popularity, activity, technology, maturity, licensing and features when making your decision.
Both tools have similar popularity levels, with Logstash having 14,845 stars and OpenObserve having 18,694 stars on GitHub. In terms of developer contributions, Logstash has 3,501 forks, indicating strong developer engagement.
Both projects show recent activity, with Logstash last updated 2 days ago and OpenObserve 26 minutes ago.
Both tools share common technology foundations, being built with CSS, Bash. However, they differ in their additional technology choices: Logstash uses Python, C, Java, Ruby while OpenObserve leverages JavaScript, Typescript, SCSS, Rust, Vue.
Logstash has been in development longer, starting 15 years ago, compared to OpenObserve which began 3 years ago. This 12.4-year head start suggests Logstash may have more mature features and established processes.
OpenObserve is licensed under AGPL-3.0, while Logstash's license terms are not publicly specified.
Both tools serve similar use cases in Log Management. However, they also have distinct specializations: Logstash also focuses on ETL & Data Integration, Stream Processing while OpenObserve extends into Monitoring & Observability.