Scraping framework — screenshot of github.com

Scraping framework

Colly is my go-to Go-lang scraping framework. It offers a clean API, impressive speed, and handles common scraping complexities like concurrency, caching, and session management efficiently.

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Questions & Answers

What is Colly?
Colly is a lightning-fast and elegant scraping framework written in Go (Golang). It provides a clean API for writing web crawlers, scrapers, and spiders to extract structured data from websites.
Who is Colly designed for?
Colly is designed for Gophers (Go developers) who need to implement robust web scraping or crawling solutions. It's suitable for applications like data mining, data processing, and archiving.
How does Colly stand out from other scraping frameworks?
Colly differentiates itself with its Go-native speed, achieving over 1,000 requests per second on a single core. It also offers built-in features for managing request delays, concurrency, automatic cookie and session handling, and distributed scraping capabilities.
When should I consider using Colly for a project?
You should consider Colly when your project requires efficient, high-performance web scraping in Go, especially when dealing with complex scenarios like distributed scraping, caching, or automatic handling of HTTP details such as cookies and session management.
Can Colly handle asynchronous scraping and non-unicode responses?
Yes, Colly supports both synchronous, asynchronous, and parallel scraping modes. It also includes automatic encoding of non-unicode responses, ensuring data integrity across various website encodings.