The best open source alternative to InfluxDB is Prometheus. If that doesn't suit you, our users have ranked more than 10 alternatives to InfluxDB and 11 is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to InfluxDB are Grafana Loki, Graphite Monitoring, VictoriaMetrics and Hydra Postgres Analytics.
Prometheus is an open-source systems monitoring and alerting toolkit originally built at SoundCloud. Since its inception in 2012, many companies and organizations have adopted Prometheus, and the project has a very active developer and user community.
Grafana Loki is a horizontally-scalable, highly-available, multi-tenant log aggregation system inspired by Prometheus. It is designed to be very cost effective and easy to operate. It does not index the contents of the logs, but rather a set of labels for each log stream.
Graphite is a highly scalable real-time graphing system. As a user, you write an application that collects numeric time-series data that you are interested in graphing, and send it to Graphite's processing backend, carbon, which stores the data in Graphite's specialized...
Hydra is an open source, column-oriented Postgres. Query billions of rows instantly, no code changes.
QuestDB is a relational column-oriented database designed for time series and event data. It uses SQL with extensions for time series to assist with real-time analytics.
Cortex provides horizontally scalable, highly available, multi-tenant, long term storage for Prometheus.
An open-source database built for analyzing time-series data with the power and convenience of SQL — on premise, at the edge or in the cloud.
OpenTSDB is a distributed, scalable Time Series Database (TSDB) written on top of HBase. OpenTSDB was written to address a common need: store, index and serve metrics collected from computer systems (network gear, operating systems, applications) at a large scale, and make this...
Warp 10 is an Open Source Geo Time Series Platform designed to handle data coming from sensors, monitoring systems and the Internet of Things.
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It doesn't crash and doesn't lose data. It needs less RAM and CPU. It doesn't break during upgrades.