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Normalize and filter noisy URL lists before crawling or queueing

Uses Courlan to clean, normalize, de-track, and language-filter raw URL inventories before a crawler, scraper, or analyst queue touches them. Best when an agent already has too many candidate links and needs a smaller, cleaner frontier, not a full crawling stack.

skills/normalize-and-filter-noisy-url-lists-before-crawling-or-queueing/SKILL.md

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# Normalize and filter noisy URL lists before crawling or queueing

Uses Courlan to clean, normalize, de-track, and language-filter raw URL inventories before a crawler, scraper, or analyst queue touches them. Best when an agent already has too many candidate links and needs a smaller, cleaner frontier, not a full crawling stack.

## Prerequisites

Python 3, pip, command line

## Installation

Use the upstream install or setup path that matches your environment:
- $ pip install courlan # pip3 install on systems where both Python 2 and 3 are installed
- $ pip install --upgrade courlan # to make sure you have the latest version
- $ pip install git+https://github.com/adbar/courlan.git # latest available code (see build status above)