Librato vs Vector: What are the differences?
Developers describe Librato as "Real-Time Cloud Monitoring". Librato provides a complete solution for monitoring and understanding the metrics that impact your business at all levels of the stack. We provide everything you need to visualize, analyze, and actively alert on the metrics that matter to you. On the other hand, Vector is detailed as "On-host performance monitoring framework which exposes hand picked high resolution metrics to every engineer’s browser, by Netflix". Vector provides a simple way for users to visualize and analyze system and application-level metrics in near real-time. It leverages the battle tested open source system monitoring framework, Performance Co-Pilot (PCP), layering on top a flexible and user-friendly UI. The UI polls metrics at up to 1 second resolution, rendering the data in completely configurable dashboards that simplify cross-metric correlation and analysis.
Librato and Vector can be primarily classified as "Performance Monitoring" tools.
Vector is an open source tool with 3.17K GitHub stars and 230 GitHub forks. Here's a link to Vector's open source repository on GitHub.