Cortex
5.9#24 in time-series databasesAPILinuxmacOSSelf-hosted
VisitCortex vs TDengine
What both publish
| Fact | Cortex | TDengine |
|---|---|---|
| License | Cortex is an open-source project licensed under Apache License 2.0. | The TDengine TSDB open-source repository is licensed under GNU Affero General Public License version 3.0. |
| Support | The project directs users to its CNCF Slack channel, GitHub issues, and the cortex-users mailing list for questions. | Annual licenses include business-hours standard support, while premium support offers 24×7 Severity 1 coverage; free-tier support is optional at $3,375 per year. |
Cortex plans
No prices published.
TDengine plans
- Free TierFree
- Self-hosted Free TierFree
- TDengine Cloud Starter$970 a month
- Starter$970 a month
- TDengine Cloud Small$1,740 a month
- TDengine Cloud Medium$2,570 a month
Pick Cortex if…
Cortex suits operators who need self-hosted Prometheus or OpenTelemetry storage with horizontal scaling, tenant separation, and long-term retention. It fits teams comfortable configuring cluster security externally.
Pick TDengine if…
TDengine is designed for industrial enterprises and organizations running traditional data historians or legacy industrial IoT platforms, especially those needing time-series ingestion and analysis.