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Engineering

Engineering notes on architecture, performance, benchmarks, releases, and infrastructure tradeoffs behind fastCRW.

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Engineering·16 min read

What I Learned Benchmarking CRW Against Firecrawl and Crawl4AI

In-depth benchmark results from 500 URLs comparing CRW, Firecrawl, Crawl4AI, and Spider on latency, coverage, memory — with methodology, dataset breakdown, and reproducible scripts.

Mar 11, 2026
Engineering·18 min read

Why I Built CRW: A Lightweight Firecrawl-Compatible Scraper in Rust

The story behind CRW — why Rust, why single-binary, and why Firecrawl-compatible for AI agent and RAG use cases.

Mar 4, 2026

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