RAM Tool

A lightweight tool for exploring reliability, availability, and parameter conversions for simple repairable systems (series, parallel, k-of-n with identical components).

• Node.js 18+

see @Installation tips for download these

In a new terminal:

cd ram-tool
npm install
npm run dev

The Vite dev server starts on http://localhost:5173.

1. Build a scenario by adding components, selecting the system structure.
2. Use the converter to switch between MTBF, λ, and availability.
3. Show the behavior of your secenario with plots: 3.1 Reliablity 3.2 Availability 3.3 Comparison of System Components
4. Or use the "System-Builder" to build your own System in a simple UI

Recommended (PowerShell, Administrator):

winget install OpenJS.NodeJS.LTS

Or download the LTS installer from nodejs.org.

After installation, open a new PowerShell and verify:

node --version
npm --version

Homebrew (recommended):

brew install node

Verify:

node --version
npm --version

npm run build:renderer
npm run build:electron
npx electron-builder --win portable -c electron/electron-builder.yml

Sign-Error-Handling

(Powershell as Admin)

setx CSC_IDENTITY_AUTO_DISCOVERY false
setx WIN_CSC_LINK ""
setx CSC_LINK ""
setx CSC_KEY_PASSWORD ""

gh workflow run "build-mac" --ref main -R finnrmn/ram-tool
gh run watch -R finnrmn/ram-tool
gh run download -R finnrmn/ram-tool --name ram-tool-mac --dir artifacts