[[flow metrics]] [[Agile Development]] # Work In Progress ## definition the total number of work items that have been **started – but not yet finished** – at any given point in time ## calculation you have to have a defined "start" and "finish" line that the WIP is caught in between ```mermaid graph LR; Todo[To Do] --> a[ ] --> b[ ] --> c[ ] --> Done; class a,b,c orange; classDef orange fill: orange; ``` ## relationships WIP is a leading indicator of [[cycle time]] ## visuals WIP over time ([[time series]]) ![[WIP time chart.jpg]] WIP aging time by category ![[WIP aging chart.jpg]] cumulative flow diagram - a [[stacked area chart]] amount of WIP in all categories over time ![[cumulative flow diagram.jpg]]