The best alternative to Prometheus is Graylog, which is free. If that doesn't suit you, our users have ranked more than 50 alternatives to Prometheus and 18 are so hopefully you can find a suitable replacement. Other interesting alternatives to Prometheus are InfluxDB, Cortex Project, Stackify and logz.io.
Graylog is a powerful Security Information and Event Management (SIEM) solution offering a robust log analytics platform that simplifies the collection, search, analysis, and alerting of all types of machine-generated data.
InfluxDB open source time series database, purpose-built by InfluxData for monitoring metrics and events, provides real-time visibility into stacks, sensors, and systems. Use InfluxDB to capture, analyze, and store millions of points per second, meet demanding SLA’s, and chart a...
Cortex provides horizontally scalable, highly available, multi-tenant, long term storage for Prometheus.
Stackify offers the only developers-friendly cloud based solution that fully integrates application performance management (APM) with error tracking and log management.
Nagios Log Server is a powerful enterprise-class log monitoring and management application that allows organizations to quickly and easily view, sort, and configure logs from any source on any given network.
DNIF provides a high value solution by combining technologies such as the SIEM, UEBA and SOAR into one product at an extremely low total cost of ownership.
ChaosSearch specializes in data analytics and indexing solutions for large-scale cloud object storage environments. The company is innovating in data indexing and search, making it easier to access and analyze vast amounts of application telemetry data efficiently.
Vector is a high-performance observability data platform that puts organizations in control of their observability data. Collect, transform, and route all your logs, metrics, and traces to any vendors you want.
CloudMonix provides advanced cloud monitoring and automation for applications and services deployed on the Microsoft Azure and AWS platforms and built with MSPs, CSPs and DevOps in mind.
Logentries is a cloud-based service for log collection, correlation, and presentation in a meaningful way. Logentries is reliable and extremely scalable service providing real-time alerts, regular-expression search, graphing and visualization for thousands of users.
XpoLog is a log analysis and management platform with super fast index and search, problems analysis and reports for mission critical operations.
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Graylog doesn't store metrics, Prometheus doesn't store logs.