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https://github.com/cornelk/goscrape

Web scraper that can create an offline readable version of a website
https://github.com/cornelk/goscrape

go golang scraper webscraping

Last synced: 10 days ago
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Web scraper that can create an offline readable version of a website

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# goscrape - create offline browsable copies of websites

[![Build status](https://github.com/cornelk/goscrape/actions/workflows/go.yaml/badge.svg?branch=main)](https://github.com/cornelk/goscrape/actions)
[![go.dev reference](https://img.shields.io/badge/go.dev-reference-007d9c?logo=go&logoColor=white&style=flat-square)](https://pkg.go.dev/github.com/cornelk/goscrape)
[![Go Report Card](https://goreportcard.com/badge/github.com/cornelk/goscrape)](https://goreportcard.com/report/github.com/cornelk/goscrape)
[![codecov](https://codecov.io/gh/cornelk/goscrape/branch/main/graph/badge.svg?token=NS5UY28V3A)](https://codecov.io/gh/cornelk/goscrape)

A web scraper built with Golang. It downloads the content of a website and allows it to be archived and read offline.

## Features

Features and advantages over existing tools like wget, httrack, Teleport Pro:

* Free and open source
* Available for all platforms that Golang supports
* JPEG and PNG images can be converted down in quality to save disk space
* Excluded URLS will not be fetched (unlike [wget](https://savannah.gnu.org/bugs/?20808))
* No incomplete temp files are left on disk
* Downloaded asset files are skipped in a new scraper run
* Assets from external domains are downloaded automatically
* Sane default values

## Limitations

* No GUI version, console only

## Installation

There are 2 options to install goscrape:

1. Download and unpack a binary release from [Releases](https://github.com/cornelk/goscrape/releases)

or

2. Compile the latest release from source:

```
go install github.com/cornelk/goscrape@latest
```

Compiling the tool from source code needs to have a recent version of [Golang](https://go.dev/) installed.

## Usage

Scrape a website by running
```
goscrape http://website.com
```

To serve the downloaded website directory in a local run webserver use
```
goscrape --serve website.com
```

## Options

```
Scrape a website and create an offline browsable version on the disk.

Usage: goscrape [--include INCLUDE] [--exclude EXCLUDE] [--output OUTPUT] [--depth DEPTH] [--imagequality IMAGEQUALITY] [--timeout TIMEOUT] [--serve SERVE] [--serverport SERVERPORT] [--cookiefile COOKIEFILE] [--savecookiefile SAVECOOKIEFILE] [--header HEADER] [--proxy PROXY] [--user USER] [--useragent USERAGENT] [--verbose] [URLS [URLS ...]]

Positional arguments:
URLS

Options:
--include INCLUDE, -n INCLUDE
only include URLs with PERL Regular Expressions support
--exclude EXCLUDE, -x EXCLUDE
exclude URLs with PERL Regular Expressions support
--output OUTPUT, -o OUTPUT
output directory to write files to
--depth DEPTH, -d DEPTH
download depth, 0 for unlimited [default: 10]
--imagequality IMAGEQUALITY, -i IMAGEQUALITY
image quality, 0 to disable reencoding
--timeout TIMEOUT, -t TIMEOUT
time limit in seconds for each HTTP request to connect and read the request body
--serve SERVE, -s SERVE
serve the website using a webserver
--serverport SERVERPORT, -r SERVERPORT
port to use for the webserver [default: 8080]
--cookiefile COOKIEFILE, -c COOKIEFILE
file containing the cookie content
--savecookiefile SAVECOOKIEFILE
file to save the cookie content
--header HEADER, -h HEADER
HTTP header to use for scraping
--proxy PROXY, -p PROXY
HTTP proxy to use for scraping
--user USER, -u USER user[:password] to use for HTTP authentication
--useragent USERAGENT, -a USERAGENT
user agent to use for scraping
--verbose, -v verbose output
--help, -h display this help and exit
--version display version and exit
```

## Cookies

Cookies can be passed in a file using the `--cookiefile` parameter and a file containing
cookies in the following format:

```
[{"name":"user","value":"123"},{"name":"sessioe","value":"sid"}]
```