alternatives to
Scalable datastore for metrics, events, and real-time analytics
| Tool | Fit | Stars | Licence | Terms | Self-hosted | Language | Latest | Last push |
|---|---|---|---|---|---|---|---|---|
| TDengine | Full replacement | 25k | AGPL-3.0 | Open source | Yes | C | ver-3.4.1.6 | 2026-10-06 |
| TimescaleDB | Full replacement | 24k | Other | Open core | Yes | C | 2.30.2 | 2026-10-06 |
| QuestDB | Full replacement | 17k | Apache-2.0 | Open source | Yes | Java | 10.0.1 | 2026-10-06 |
| GreptimeDB | Full replacement | 6.7k | Apache-2.0 | Open source | Yes | Rust | v1.2.1 | 2026-10-05 |
| VictoriaMetrics | Partial | 18k | Apache-2.0 | Open source | Yes | Go | v1.153.0 | 2026-10-06 |
| openGemini | Partial | 1.2k | Apache-2.0 | Open source | Yes | Go | v1.5.2 | 2026-09-09 |
6 alternatives
High-performance, scalable time-series database designed for Industrial IoT (IIoT) scenarios
Time series queried in SQL, with one table per device grouped under supertables.
A time-series database for high-performance real-time analytics packaged as a Postgres extension
Time series as a PostgreSQL extension, queried with plain SQL.
QuestDB is a high performance, open-source, time-series database
Ingests the InfluxDB line protocol and is queried with SQL.
The open-source observability database. One columnar engine for metrics, logs, and traces, on object storage.
Accepts InfluxDB line protocol, queried with SQL or PromQL.
VictoriaMetrics: fast, cost-effective monitoring solution and time series database
Accepts the InfluxDB line protocol for writes, but is queried with MetricsQL.
CNCF sandbox project, an open source distributed time-series database with high concurrency, high performance, and high scalability
Accepts InfluxDB line protocol writes and InfluxQL queries, and clusters in the open source version.