Best Cortex Project Alternatives & Competitors in 2025

Open source, highly available Prometheus setup with long term storage capabilities.

Open Source

An open-source systems monitoring and alerting toolkit.

Open Source

Powerful SaaS integration toolkit for SaaS developers - create, amplify, manage and publish native integrations from within your app with Cyclr's flexible Embedded iPaaS.

Try for free paid Free Trial

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

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.

Data visualization & Monitoring with support for Graphite, InfluxDB, Prometheus, Elasticsearch and many more databases

Open Source

See metrics from all of your apps, tools & services in one place with Datadog's cloud monitoring as a service solution. Try it for free.

freemium $15.0 / Monthly (per host)

An observability framework for cloud-native software.

Open Source

Alternative firmware for ESP8266 with easy configuration using webUI, OTA updates, automation using timers or rules, expandability and entirely local control over MQTT, HTTP, Serial or KNX.

Open Source

Amazon CloudWatch is a monitoring service for AWS cloud resources and the applications you run on AWS.

Gain visibility into the performance, uptime, and overall health of cloud-powered apps on Google Cloud and other cloud or on-premises environments.

Graphite is a highly scalable real-time graphing system.

Uptrace is an open source APM tool that supports distributed tracing, metrics, and logs. You can use it to monitor applications and set up automatic alerts to receive notifications via email, Slack, Telegram, and more.

Open Source freemium $30.0 / Monthly

Graylog is an open source log management platform for collecting, indexing, and analyzing both structured and unstructured data.

Open Source