collectd
A daemon that collects system performance statistics periodically, and provides tons of plugins to store and analyze these values
linux windows osx open-source monitoring c
Consul
Consul makes it simple for services to register themselves and to discover other services via a DNS or HTTP interface. Register external services such as SaaS providers as well
linux windows osx open-source service-discovery go monitoring
Fabric8
fabric8 is an end to end development platform spanning ideation to production for the creation of cloud native applications and microservices
linux windows osx open-source free cloud-paas virt go
jmxtrans
Plugs Java VM statistics via JMX to various backend monitoring tools
linux windows osx open-source monitoring java
KairosDB
KairosDB is a fast distributed scalable time series database written on top of Cassandra. RESTful JSON-based query/results. Includes flot-based visualization.
linux windows osx open-source metrics visualization java cassandra
Kibana
Kibana is a modern, beautiful visualization tool that works seamlessly with Logstash and ElasticSearch. It features a no-code setup, realtime analytics, and much more.
linux windows osx open-source monitoring nodejs visualization
log.io
Realtime log monitoring directly in the browser, without any persistence layer in the middle!
linux windows osx open-source monitoring nodejs
Logstash
A modern tool for managing events and logs, with an ElasticSearch backend which allows a high degree of searching and filtering. It includes a shipper in remote systems, indexer in the aggregator machine, and a Web UI.
linux windows osx open-source monitoring java
Metrics
Captures JVM and application-level metrics for Java
linux windows osx open-source monitoring java
Monit
An open source utility for managing and monitoring processes, programs, files, directories and filesystems
linux osx open-source monitoring process-mgmt c
Nomad
Nomad is a lightweight workload orchestrator. It offers client instance scaling as well as workload scaling.
linux windows osx open-source virt orchestration go
Packer
Packer is a tool for creating identical machine images for multiple platforms (like VirtualBox, VMWare, EC2, DigitalOcean, etc) from a single configuration file.
linux windows osx open-source virt cloud-paas go
Sentry
Automate error tracking to find and fix issues before your users even experience a crash. Sentry is open-source, real-time, and loved by 100,000 developers around the world.
osx windows linux open-source errors nodejs ruby python php java monitoring
Statman
Statman makes it possible to instrument and collect statistics from your high-traffic production Erlang systems with very low overhead. The collected data points are aggregated in the VM and can be sent to services like Graphite, Munin, New Relic, etc.
linux windows osx open-source monitoring erlang
Statsd
A network daemon that listens and collects statistics and sends aggregates to many pluggable backend services
linux windows osx open-source monitoring nodejs
Supervisord Monitor
Supervisord Monitor is multi server monitoring tool for supervisor - watch, start and stop all your supervisord instances and servvices from one place.
linux windows osx open-source monitoring provisioning php process-mgmt
Uptime
An externally deployable application that keeps pinging and monitoring the uptime and availability of your real applications and services. It helps you track these metrics from the outside without affecting any of your servers.
linux windows osx open-source monitoring nodejs
werf
werf is CI/CD tool for building Docker images and delivering them to Kubernetes using a GitOps approach. It integrates with any existing CI systems including GitLab CI, GitHub Actions, etc.
linux windows osx open-source ci kubernetes virt go
Zabbix
An open source, enterprise-class monitoring framework
linux windows osx open-source monitoring c