Coly-go language development fast, elegant crawler framework

Lightning Fast and Elegant Scraping Framework for Gophers

Colly provides a clean interface to write any kind of crawler/scraper/spider.

With Colly you can easily extract structured data from websites, which can be used for a wide range of applications, like data mining, data processing or archiving.

Documentation

Features

• Clean API
• Fast (>1k request/sec on a single core)
• Manages request delays and maximum concurrency per domain
• Automatic cookie and session handling
• Sync/async/parallel scraping
• Caching

Example

func main() {
	c : = colly.NewCollector(a)// Find and visit all links
	c.OnHTML("a".func(e *colly.HTMLElement) {
		link : = e.Attr("href")
		fmt.Println(link)
		c.Visit(e.Request.AbsoluteURL(link))
	})

	c.Visit("https://en.wikipedia.org/")}Copy the code

Bugs

Bugs or suggestions? Visit the issue tracker or join #colly on freenode