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rail/README.md

🪳 DORA Metrics Calculator - Survive & Thrive Edition

An interactive calculator to measure your team's DevOps resilience against industry benchmarks. Inspired by CockroachDB's philosophy of building systems that survive anything.

Visit: www.rail.sh

What is this?

Like a cockroach that survives nuclear disasters, great software systems are built to be resilient, fast-recovering, and nearly indestructible. This tool helps teams assess their survival capabilities using the four key DORA (DevOps Research and Assessment) metrics:

  • 🚀 Deployment Frequency - How often you deploy to production (elite cockroaches deploy on-demand!)
  • ⚡ Lead Time for Changes - Time from commit to production (speed and agility keep you alive!)
  • 🏥 Mean Time to Recovery - How quickly you bounce back from incidents (legendary recovery abilities!)
  • 🛡️ Change Failure Rate - Percentage of deployments causing issues (lower is better - be resilient!)

Why DORA Metrics?

DORA metrics are industry-standard measurements backed by years of research. They help teams:

  • Measure their survival rating (Elite, High, Medium, Low)
  • Build nuclear-proof systems
  • Identify vulnerabilities before disasters strike
  • Track evolutionary progress over time

Design Philosophy

Inspired by CockroachDB - a database built to survive anything. This calculator applies the same resilience mindset to your entire DevOps practice.

Tech Stack

Pure HTML/CSS/JavaScript - no dependencies, no build process. Built to survive. Just open and use.


🪳 Built to survive | Made by @rail

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