js-reverse
ZHReproduce website signatures from runtime evidence.
What it does
Traces how frontend JavaScript generates request parameters and develops evidence-backed local reproductions.
When to use it
Use for investigating request signatures, encrypted parameters, browser request chains, runtime function values, or local reproduction of page behavior.
How to use it
Give it a target page URL and a JavaScript investigation request; it reports the parameter-generation path, supporting evidence, and local reproducibility status.
What you provide
- a target page URL
Uses
Good to know
- cannot be undone: SKILL.md
- edits its own instructions
What you need · 2
The default workflow requires the js-reverse-mcp tool surface, exposed in the current client as js-reverse_* tools.
Node.js runs the local reproduction workflow; bootstrap installs Node.js 22 if it is missing.
Access · 3
This skill
SKILL.md
Rewrites its own tool mappings (irreversible)
target web pages
Inspects website requests and runtime values