Prometheus Alternatives for Linux

TimescaleDB is a leading open-source relational database for time-series data. The database is provided as fully managed or self‑hosted software, giving the power of choice back to developers and organizations. Timescale gives you all the reliability and flexibility of PostgreSQL. It allows you to use regular SQL to construct queries to better understand your products and your users. While achieve 10-100x faster queries than PostgreSQL, InfluxDB, and MongoDB with native optimizations for time-series.

OpenTSDB is a free and open-source distributed, scalable Time Series Database written on top of Apache HBase. OpenTSDB was designed to address a common need: store, index and serve metrics collected from computer systems such as network gear, operating systems and applications, at a large scale, and make this data easily accessible and graphable. OpenTSDB allows you to collect thousands of metrics from tens of thousands of hosts and applications, at a high rate and will never delete or downsample data and can easily store hundreds of billions of data points.

A Chinese developed open-source NewSQL database that supports analytical processing and hybrid transactional workloads. TiDB is licensed under the Apache 2.0 license and primarily developed by PingCAP, Inc. The database provides high availability with strong consistency and horizontal scaling and is compatible with MySQL.

Graylog is a open-source, leading centralized log management solution built to open standards for capturing, storing, and enabling real-time analysis of terabytes of machine data. We deliver a better user experience by making analysis ridiculously fast, efficient, cost-effective, and flexible.

With Kibana you can visualize your Elasticsearch data and navigate the Elsatic Stack. The Kibana user interface is released free and open-source and allows you to visualize anything from query load to understanding request flows throughout your application. Kibana also integrates with popular third-party technologies such as Apache Flue, Fluentd and many more.

Graphite is a free and open-source, enterprise-ready software designed to monitors and graphs numeric time-series data. It can be used to monitor performance and data for software, web applications and computer systems. Companies like Etzy, GitHub, Lyft, Reddit and SalesForce trust and use Graphite to store and graph business critical metrics.