Best Time Series Database Products in 2025

Scalable datastore for metrics, events, and real-time analytics.

Open Source

TimescaleDB is a time-series SQL database providing fast analytics, scalability, with automated data management on a proven storage engine.

Open Source

Fast, easy-to-use, and cost-effective time series database

Open Source

QuestDB is the fastest open source time series database

Open Source

An open-source systems monitoring and alerting toolkit.

Open Source

OpenTSDB is a distributed, scalable Time Series Database (TSDB) written on top of HBase.

Open Source

High performance data logging and graphing system for time series data

Fast Time Series Database on Cassandra

Open Source

Realtime analytics database

Open Source

Ease the daily management and analysis of sensor data.

Open Source freemium

Horizontally scalable, highly available, multi-tenant, long term Prometheus.

Open Source

Circonus delivers Machine Data Intelligence for the most demanding use cases. Collect, store, manage, and analyze IoT and monitoring data at unprecedented volume and frequency.

Hydra is an open source, column-oriented Postgres. Query billions of rows instantly, no code changes.