bugsnag
Monitor everything you're building.
windows linux osx open-source ruby java python php nodejs errors
FastForward
Flexible operating-system event and metric forwarding agent. Receives input and forwards output using plugins.
linux windows osx open-source metrics monitoring ruby
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
Monit
An open source utility for managing and monitoring processes, programs, files, directories and filesystems
linux osx open-source monitoring process-mgmt c
Raygun
Raygun keeps a watchful eye on your web and mobile applications and tells you when problems arise.
windows linux osx open-source python nodejs java ruby errors
Rollbar
Detect, diagnose and defeat errors.
linux windows osx nodejs open-source ruby php java python errors
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
testssl.sh
A command-line tool which checks a server's service on any port for the support of TLS/SSL ciphers, protocols as well as some cryptographic flaws. It's designed to provide clear output for your "is this good or bad" decision.
linux osx open-source security shell