Free Amazon tools
Everything I built for my own Amazon work and had no reason to keep — browser tools, read-only scripts, and the sheets.
Run it
Nothing you paste or upload is stored.
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Browser
Bulk campaign builder
A product and a keyword list in, a Sponsored Products bulk upload file out.
28/28 rows accepted by a live Ads account.
Open the tool -
Python
Self-competition scanner
Finds where your own campaigns bid on the same search term, and prices the overlap.
Read-only: it never writes to your account.
Get the script -
Browser
Wasted spend finder
The clicks that never converted, priced at what they cost you a month.
Parses in your browser: the report never leaves your machine.
Open the tool
Read it
Written from live accounts, not off the docs.
In progress Three numbers, one truth · Negative keyword audit · Marketing Stream runbook · Bulk file validator · Negative keyword builder · SP-API & Ads API request builder · Marketing Stream cost calculator · Campaign naming linter · Amazon SP-API & Ads API skill for Claude Code · Bulk operations skill for Claude Code · Bulk upload, safely Want one of them sooner? Tell me →
Want the version that runs by itself?
These do one job on demand. The scheduled pipeline against the SP-API and Ads API is what I build for clients.