Crawl4AI vs promptfoo
Side-by-side comparison with live GitHub signals. Last updated May 16, 2026.
| Metric | Crawl4AI | promptfoo |
|---|---|---|
| GitHub Stars | 65.7K | 21.3K |
| Contributors | 72 | 278 |
| Last Commit | May 13, 2026 | May 16, 2026 |
| Open Issues | 89 | 268 |
| License | open-source | open-source |
| Pricing | open-source | open-source |
| Free Tier | Yes | Yes |
| Category | dev-tools | dev-tools |
| Trending | No | No |
Shared Tags
open-source
Only in Crawl4AI
web-scrapingcrawlerragmarkdownlocalpython
Only in promptfoo
evaluationtestingred-teamingsecurityci-cd
About Crawl4AI
Crawl4AI is a free, open-source web crawling and scraping tool optimized for LLMs. Handles JavaScript rendering, generates clean markdown, supports structured data extraction with LLMs, and runs 6x faster than alternatives. Features multi-URL crawling, session management, proxy support, and custom hooks. Fully local with no API keys required.
View full listingAbout promptfoo
promptfoo is an open-source tool for testing, evaluating, and red-teaming LLM applications. Run automated evaluations across multiple models and prompts, compare outputs side-by-side, detect regressions, and test for security vulnerabilities. Supports custom assertions, CI/CD integration, and model-graded evaluations.
View full listing