Battle Cards · Worksheet

Battle Card Template for Open Source Competitors

A fillable battle card template for the open source competitor your AEs keep losing to. Built for the four objections that don't appear in normal cards

3 min read·For PMM·Updated Apr 28, 2026

Battle cards written for commercial competitors fall apart against an open source project. The buyer isn't comparing two vendors — they're comparing your contract to a free download their staff engineer already cloned last weekend. "Open source" here means the competitor offers a self-hostable, source-available version of the product at zero license cost; the threat isn't the project itself but the perception that paying you is optional.

The four objections that don't appear in your normal card:

Fill it for one project at a time

Don't build a generic open-source card. Build one per project — the engineering culture around Postgres is not the engineering culture around Elasticsearch. Use the worksheet below.

Fill it out

Open Source Battle Card

Eight fields. Fill it for one OSS competitor at a time. State persists in your browser.

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Before you ship the card

QA before it goes to sales

    Hand it to one AE. Run three calls. Rewrite the field that broke.

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