Monika is a command-line application to monitor every part of your web app using a simple YAML configuration file. Get alert notifications through SMTP, Discord, Slack, WhatsApp, and many more when your site is down but also when it's slow!.


New Relic is described as 'Pinpoint and solve performance issues in your Ruby, Java, .NET, PHP and Python apps with real user, application and server monitoring' and is a Error Logger in the development category. There are more than 100 alternatives to New Relic, not only websites but also apps for a variety of platforms, including Linux, SaaS, Windows and Mac apps. The best New Relic alternative is Better Stack Telemetry. It's not free, so if you're looking for a free alternative, you could try Netdata or GlitchTip. Other great sites and apps similar to New Relic are Datadog, Prometheus, Laravel Nightwatch and HyperDX.
Monika is a command-line application to monitor every part of your web app using a simple YAML configuration file. Get alert notifications through SMTP, Discord, Slack, WhatsApp, and many more when your site is down but also when it's slow!.


Graphite is a highly scalable real-time graphing system. As a user, you write an application that collects numeric time-series data that you are interested in graphing, and send it to Graphite's processing backend, carbon, which stores the data in Graphite's specialized...






Monitoring for Ruby & Elixir developers. All the metrics and alerts you need to keep your app running smooth. Support for Rails, Rack, Sinatra, Padrino & Grape.




LiveMon leverages Artificial Intelligence to monitor proactively servers&databases, logs and web-performance in real-time.




Mist is an open source multicloud management platform. It supports all popular infrastructure technologies including public clouds, private clouds, hypervisors, containers and bare metal servers.




Full-stack infrastructure monitoring for your software and hardware in one place. Monitor any infrastructure, regardless of size and complexity, and obtain business-critical metrics to get your corporate IT environment secure and stable.




Simplified Monitoring for Complex Applications Achieve deep observability, strong correlation and improved resolution time for Cloud Native Applications.




Server monitoring software for physical, virtual, and cloud-based IT. They also do email monitoring, application monitoring. The system is used to provide insight into server up-time and reduce outages.




Jaeger, inspired by Dapper and OpenZipkin, is a distributed tracing platform created by Uber Technologies and donated to Cloud Native Computing Foundation. It can be used for monitoring microservices-based distributed systems:
SPX, which stands for Simple Profiling eXtension, is just another profiling extension for PHP. It differentiates itself from other similar extensions as being: totally free and confined to your infrastructure (i.e. no data leaks to a SaaS).



