Learn how QuestDB and TimescaleDb differ in their key features, development activity, technology stack and community adoption, so you can decide which of these time series databases is best for you.

QuestDB appears to have several advantages over TimescaleDb, particularly in maturity and licensing. Consider your specific needs regarding popularity, activity, technology, maturity, licensing and features when making your decision.
Both tools have similar popularity levels, with QuestDB having 17,220 stars and TimescaleDb having 23,207 stars on GitHub. In terms of developer contributions, QuestDB has 1,635 forks, indicating strong developer engagement.
Both projects show recent activity, with QuestDB last updated 10 hours ago and TimescaleDb 10 hours ago.
Both tools share common technology foundations, being built with Bash, Python, C, Objective-C. However, they differ in their additional technology choices: QuestDB uses JavaScript, Golang, Rust, PHP, Java, C++, C# while TimescaleDb leverages Perl.
QuestDB has been in development longer, starting 12 years ago, compared to TimescaleDb which began 9 years ago. This 2.9-year head start suggests QuestDB may have more mature features and established processes.
QuestDB is licensed under Apache-2.0, while TimescaleDb's license terms are not publicly specified.
Both tools serve similar use cases in Time Series Databases. However, they also have distinct specializations: TimescaleDb extends into Relational Databases (SQL).

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