collectd
A daemon that collects system performance statistics periodically, and provides tons of plugins to store and analyze these values
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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
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Fabric8
fabric8 is an end to end development platform spanning ideation to production for the creation of cloud native applications and microservices
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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.
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log.io
Realtime log monitoring directly in the browser, without any persistence layer in the middle!
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Nagios Core
Nagios Core network monitoring software is a powerful, enterprise-class host, server, application, monitoring and alerting tool
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Nomad
Nomad is a lightweight workload orchestrator. It offers client instance scaling as well as workload scaling.
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Packer
Packer is a tool for creating identical machine images for multiple platforms (like VirtualBox, VMWare, EC2, DigitalOcean, etc) from a single configuration file.
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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.
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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.
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Statsd
A network daemon that listens and collects statistics and sends aggregates to many pluggable backend services
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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.
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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.
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Zabbix
An open source, enterprise-class monitoring framework
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