Showing 256 open source projects for "crawler"

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  • 1
    crawler

    crawler

    Collection of JS reverse engineering examples for web scraping study

    ...Many examples illustrate techniques such as debugging scripts, intercepting requests, analyzing encrypted parameters, and understanding authentication flows. crawler also explores common anti-scraping defenses and demonstrates how developers can examine them through debugging tools and reverse engineering techniques.
    Downloads: 2 This Week
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  • 2
    Lightnovel Crawler

    Lightnovel Crawler

    Generate and download e-books from online sources

    Lightnovel Crawler is a tool for downloading web novels and similar fiction from supported online reading sites. It can save stories as offline e-books so users can read them on phones, tablets, computers, or e-readers. The project supports command-line use, standalone executables, Docker deployment, and a browser-based web interface. Users can paste a novel URL, choose chapter ranges, track download progress, and open results in a built-in reader.
    Downloads: 25 This Week
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  • 3
    SiteOne Crawler

    SiteOne Crawler

    SiteOne Crawler is a website analyzer and exporter

    ...Watch a detailed video with a sample report for Astro. build website. This crawler can be used as a command-line tool (see releases and video), or you can use a multi-platform desktop application with a graphical interface (see a video about the app).
    Downloads: 17 This Week
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  • 4
    GPT Crawler

    GPT Crawler

    Crawl a site to generate knowledge files to create your own custom GPT

    GPT Crawler is an open-source tool designed to automatically crawl websites and generate structured knowledge that can be used to build AI assistants and retrieval systems. It focuses on extracting high-quality textual content from web pages and preparing it in formats suitable for embedding, indexing, or fine-tuning workflows. The project is especially useful for teams that want to turn documentation sites or knowledge bases into conversational AI backends without building custom scrapers from scratch. ...
    Downloads: 10 This Week
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  • 5
    Crawler Detect

    Crawler Detect

    CrawlerDetect is a PHP class for detecting bots/crawlers/spiders

    Crawler Detect is a PHP library that detects bots, crawlers, and spiders by analyzing user-agent headers and comparing them against a constantly updated list of known crawlers. It's useful for analytics, rate-limiting, or displaying alternative content for automated tools. It is fast, lightweight, and easy to integrate into any PHP application.
    Downloads: 8 This Week
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  • 6
    Spatie Crawler

    Spatie Crawler

    An easy to use, powerful crawler implemented in PHP

    Spatie Crawler is a PHP library that allows developers to crawl websites and extract information efficiently. It can be used for web scraping, link checking, or automated testing of web pages. The library is simple to use and supports customizable crawling strategies, including controlling crawl depth and handling redirects. It’s suitable for building crawlers that navigate large or dynamically generated websites.
    Downloads: 2 This Week
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  • 7
    Weibo Crawler

    Weibo Crawler

    Python crawler for collecting and downloading Sina Weibo user data

    weibo-crawler is a Python-based data collection tool designed to retrieve information from Sina Weibo user accounts. It automates the process of gathering posts, user profile details, and engagement metrics from one or more target accounts. weibo-crawler can extract comprehensive information about users, including profile attributes such as nickname, follower count, following count, and account metadata.
    Downloads: 1 This Week
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  • 8
    Node Crawler

    Node Crawler

    Web Crawler/Spider for NodeJS + server-side jQuery

    Most powerful, popular and production crawling/scraping package for Node, happy hacking.
    Downloads: 1 This Week
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  • 9
    AI-Crawler

    AI-Crawler

    Crawl a website starting from a URL, find relevant pages

    AI Crawler is an experimental AI-powered web crawling and data extraction tool that uses natural language prompts to guide the discovery and retrieval of relevant information across websites. Unlike traditional web scrapers that rely on static selectors and manual scripting, it uses AI to dynamically identify and prioritize pages based on user intent, making it more flexible and resilient to changes in website structure.
    Downloads: 0 This Week
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  • 10
    tumblr-crawler

    tumblr-crawler

    Python crawler to download photos and videos from Tumblr blogs

    tumblr-crawler is an open source Python-based utility designed to download media content from Tumblr blogs. It provides a script that automatically retrieves photos and videos from specified Tumblr sites and saves them locally for offline access. Users can specify one or multiple blogs to crawl by editing a configuration file or by passing parameters through the command line.
    Downloads: 0 This Week
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  • 11
    EasySpider

    EasySpider

    A visual no-code/code-free web crawler/spider

    A visual code-free/no-code web crawler/spider, supporting both Chinese and English.
    Downloads: 19 This Week
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  • 12
    WebMagic

    WebMagic

    A scalable web crawler framework for Java

    WebMagic is a scalable crawler framework. It covers the whole lifecycle of crawler, downloading, url management, content extraction and persistent. It can simplify the development of a specific crawler. WebMagic is a simple but scalable crawler framework. You can develop a crawler easily based on it. WebMagic has a simple core with high flexibility, a simple API for html extracting.
    Downloads: 2 This Week
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  • 13
    File System Crawler for Elasticsearch

    File System Crawler for Elasticsearch

    Elasticsearch File System Crawler (FS Crawler)

    This crawler helps to index binary documents such as PDF, Open Office, MS Office. Local file system (or a mounted drive) crawling and indexing new files, updating existing ones, and removing old ones. Remote file system over SSH/FTP crawling. REST interface to let you “upload” your binary documents to elastic search.
    Downloads: 5 This Week
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  • 14
    dxy-covid-19-crawler

    dxy-covid-19-crawler

    Realtime crawler for COVID-19 outbreak statistics from DXY data

    DXY-COVID-19-Crawler is a Python-based project designed to collect real-time COVID-19 infection data from the public dataset provided by Ding Xiang Yuan (DXY). The crawler periodically retrieves pandemic statistics and stores them in a database so that historical changes in the outbreak can be preserved and analyzed later. It was created to make up-to-date infection data more accessible for developers, researchers, and analysts who wanted to build visualizations or conduct data analysis during the early stages of the pandemic. ...
    Downloads: 1 This Week
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  • 15
    crwlr

    crwlr

    Library for Rapid (Web) Crawler and Scraper Development

    ...A depth of 3 means 3 levels deep. Links found on the initial URLs provided to the crawler are level 1 and so on.
    Downloads: 5 This Week
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  • 16
    Heritrix

    Heritrix

    Internet Archive's open-source, web-scale, web crawler project

    Heritrix is the Internet Archive's open-source, extensible, web-scale, archival-quality web crawler project. Heritrix (sometimes spelled heretrix, or misspelled or missaid as heratrix/heritix/heretix/heratix) is an archaic word for heiress (woman who inherits). Since our crawler seeks to collect and preserve the digital artifacts of our culture for the benefit of future researchers and generations, this name seemed apt. Heritrix is designed to respect the robots.txt exclusion directives† and META nofollow tags. ...
    Downloads: 11 This Week
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  • 17
    Nebula libp2p DHT

    Nebula libp2p DHT

    A libp2p DHT crawler, monitor, and measurement tool

    A libp2p DHT crawler and monitor that tracks the liveness of peers. The crawler connects to DHT bootstrap peers and then recursively follows all entries in their k-buckets until all peers have been visited. The crawler supports the IPFS, Filecoin, Polkadot, Kusama, Rococo, Westend networks and more. The crawler can store its results as JSON documents or in a postgres database - the --dry-run flag prevents it from doing either.
    Downloads: 4 This Week
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  • 18
    Spider

    Spider

    High-performance Rust web crawler and scraper for large-scale data

    Spider is a high-performance web crawler and web scraping library written in Rust that enables developers to crawl and index websites efficiently. It focuses on speed, concurrency, and reliability by using asynchronous and multi-threaded processing to handle large volumes of web pages. It can rapidly crawl websites to collect links, retrieve page content, and extract structured information from HTML documents.
    Downloads: 16 This Week
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  • 19
    FEAPDER

    FEAPDER

    Powerful Python crawler framework for scalable web scraping tasks

    ...It includes several built-in spider types, such as AirSpider, Spider, TaskSpider, and BatchSpider, which address different crawling scenarios ranging from lightweight scraping to distributed and batch-based jobs. feapder supports features such as breakpoint resume, allowing crawlers to continue from where they stopped without losing progress. It also integrates monitoring and alerting capabilities to help developers track crawler performance and detect issues during execution. feapder includes browser rendering support for handling dynamic web pages and provides mechanisms for large-scale data deduplication during crawling.
    Downloads: 0 This Week
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  • 20
    Python API for JMComic

    Python API for JMComic

    Python crawler and API for downloading JMComic albums and images

    JMComic-Crawler-Python is a Python library and crawler framework designed to programmatically access and download comic content from the JMComic platform. It provides a structured API that allows developers to retrieve albums, chapters, and images using simple Python code while handling the necessary network requests and data processing behind the scenes.
    Downloads: 3 This Week
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  • 21
    Colly

    Colly

    Elegant Scraper and Crawler Framework for Golang

    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. Clean API. Fast (>1k request/sec on a single core) Manages request delays and maximum concurrency per domain. Automatic cookie and session handling.
    Downloads: 7 This Week
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  • 22
    katana

    katana

    Fast CLI web crawler for discovering endpoints in modern web apps

    Katana is an open source command-line web crawling and spidering framework developed by ProjectDiscovery. It is designed to efficiently crawl websites and web applications in order to discover endpoints, resources, and other useful information that may not be easily visible through manual browsing. Katana focuses on speed and automation, making it suitable for use in security reconnaissance workflows and automated pipelines. Katana supports both standard HTTP crawling and headless browser...
    Downloads: 21 This Week
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  • 23
    Crawl4AI

    Crawl4AI

    Open-source LLM Friendly Web Crawler & Scraper

    Crawl4AI is a high-performance, AI‑ready web crawler tailored for LLM data ingestion and RAG pipelines. It supports adaptive crawling heuristics (stopping when enough info is gathered), structured markdown output, and high-speed parallel execution. Designed to operate at scale with optional Docker deployment and framework integrations.
    Downloads: 0 This Week
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  • 24
    X-Crawl

    X-Crawl

    Flexible Node.js AI-assisted crawler library

    A high-performance web crawling and scraping framework for Node.js, designed for large-scale data extraction.
    Downloads: 8 This Week
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  • 25
    fess

    fess

    Open source enterprise search server for websites, files, and data

    ...Fess is built on top of OpenSearch and offers an integrated solution for crawling, indexing, and searching documents from websites, file systems, and various data stores. Fess includes a built-in crawler that can collect content from sources such as databases, CSV files, and shared storage, making it suitable for centralized knowledge discovery. It supports indexing and searching across many document formats including office documents, PDFs, and compressed archives. It also provides a web-based administrative interface that allows administrators to configure crawling targets, manage indexing tasks, and adjust search settings from a graphical dashboard.
    Downloads: 4 This Week
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