taosdata/TDengine
High-performance, scalable time-series database designed for Industrial IoT (IIoT) scenarios
TDengine is an open source C project by taosdata, created in July 2019. It has 25,171 stars and 5,018 forks on GitHub and is released under the AGPL-3.0 license. Its most recent commit was on Oct 19, 2026, and it has 417 open issues. Its GitHub topics include iot, bigdata, time-series, and database. On FindOpenSource.dev it is listed under Observability.
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