All tools
Building the product · 1 of 252 stories
Rolldown
Who uses it, and for what
One row per story. The grade is for the claim that the business uses this tool, not for its revenue.
| Story | What it does there | When | Cost stated | Grade | Source |
|---|---|---|---|---|---|
| Ferndesk | Production bundler in the stack table of the founder's widget tutorial. | C | Ferndesk blog, Wilson Wilson: Building Embeddable Widgets with Svelte (shown as updated 24 January 2026) |
Grade A: the tool's maker or a payment processor confirms the use. Grade B: an independent report, or the tool is visible in public code. Grade C: the founder or the company says so.
Other tools for the same job
Building the product, with the number of stories that use each.