Scrapy
Python framework for writing crawlers as spiders, with request scheduling, item pipelines, throttling and export built in.
- Open source
Long-running Java web crawler from the Apache project, built for large crawls on Hadoop and plugin-based parsing.
Not enough info yet on developer API, browser extension, free plan or free tier, returns markdown for LLMs. Check the tool's own site.
Listing written by SpiderPages, checked 2026-11-04. Report a correction or request removal. Back to open-source crawler frameworks.