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OSCON 2012

OSCON 2012

We're just one month away from one of the biggest and most exciting events of the year, O'Reilly's Open Source Convention (OSCON). This year's conference will be held July 16th-20th in Portland, Oregon.
Learn Hadoop and get a paper published

Learn Hadoop and get a paper published

We're looking for students who want to try out the Apache Hadoop platform and get a technical report published.
Big Data Week: meetups in SF and around the world

Big Data Week: meetups in SF and around the world

Big Data Week aims to connect data enthusiasts, technologists, and professionals across the globe through a series of meet-ups. The idea is to build community among groups working on big data and to spur conversations about relevant topics ranging from technology to commercial use cases.
Twelve steps to running your Ruby code across five billion web pages

Twelve steps to running your Ruby code across five billion web pages

The following is a guest blog post by Pete Warden, a member of the Common Crawl Advisory Board. Pete is a British-born programmer living in San Francisco. After spending over a decade as a software engineer, including 5 years at Apple, he’s now focused on a career as a mad scientist.
Web Data Commons

Web Data Commons

For the last few months, we have been talking with Chris Bizer and Hannes Mühleisen at the Freie Universität Berlin about their work and we have been greatly looking forward the announcement of the Web Data Commons.
Common Crawl's Advisory Board

Common Crawl's Advisory Board

As part of our ongoing effort to grow Common Crawl into a truly useful and innovative tool, we recently formed an Advisory Board to guide us in our efforts. We have a stellar line-up of advisory board members who will lend their passion and expertise in numerous fields as we grow our vision.
Video Tutorial: MapReduce for the Masses

Video Tutorial: MapReduce for the Masses

Learn how you can harness the power of MapReduce data analysis against the Common Crawl dataset with nothing more than five minutes of your time, a bit of local configuration, and 25 cents.
Gil Elbaz and Nova Spivack on This Week in Startups

Gil Elbaz and Nova Spivack on This Week in Startups

Nova and Gil, in discussion with host Jason Calacanis, explore in depth what Common Crawl is all about and how it fits into the larger picture of online search and indexing. Underlying their conversation is an exploration of how Common Crawl's open crawl of the web is a powerful asset for educators, researchers, and entrepreneurs.
Video: This Week in Startups - Gil Elbaz and Nova Spivack

Video: This Week in Startups - Gil Elbaz and Nova Spivack

Nova and Gil, in discussion with host Jason Calacanis, explore in depth what Common Crawl is all about and how it fits into the larger picture of online search and indexing.
MapReduce for the Masses: Zero to Hadoop in Five Minutes with Common Crawl

MapReduce for the Masses: Zero to Hadoop in Five Minutes with Common Crawl

Common Crawl aims to change the big data game with our repository of over 40 terabytes of high-quality web crawl information into the Amazon cloud, the net total of 5 billion crawled pages.
Common Crawl Discussion List

Common Crawl Discussion List

We have started a Common Crawl discussion list to enable discussions and encourage collaboration between the community of coders, hackers, data scientists, developers and organizations interested in working with open web crawl data.
Answers to Recent Community Questions

Answers to Recent Community Questions

In this post we respond to the most common questions. Thanks for all the support and please keep the questions coming!
Common Crawl Enters A New Phase

Common Crawl Enters A New Phase

A little under four years ago, Gil Elbaz formed the Common Crawl Foundation. He was driven by a desire to ensure a truly open web. He knew that decreasing storage and bandwidth costs, along with the increasing ease of crunching big data, made building and maintaining an open repository of web crawl data feasible.
Video: Gil Elbaz at Web 2.0 Summit 2011

Video: Gil Elbaz at Web 2.0 Summit 2011

Hear Common Crawl founder discuss how data accessibility is crucial to increasing rates of innovation as well as give ideas on how to facilitate increased access to data.

Common Crawl Blog

December 2024 Crawl Archive Now Available

December 18, 2024

The crawl archive for December 2024 is now available. The data was crawled between December 1st and December 15th, and contains 2.64 billion web pages (or 394 TiB of uncompressed content). Page captures are from 47.5 million hosts or 38.3 million registered domains and include 1.05 billion new URLs, not visited in any of our prior crawls.

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Common Crawl Foundation at NeurIPS 2024: Expanding Horizons and Building Connections

December 17, 2024

The Common Crawl Foundation attended NeurIPS 2024, connecting with organisations, hosting a social event on tech and social impact, and showcasing contributions to AI research and data access.

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Expanding the Language and Cultural Coverage of Common Crawl

December 11, 2024

We aim to enhance linguistic diversity in our dataset by inviting community contributions of non-English URLs and collaborating with MLCommons on a Language Identification campaign.

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October/November 2024 Newsletter

November 25, 2024

We’re pleased to announce this month's newsletter, featuring key updates, upcoming events, and community highlights.

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Host- and Domain-Level Web Graphs September, October, November 2024

November 20, 2024

We are pleased to announce a new release of host-level and domain-level Web Graphs based on the crawls of September, October, and November 2024. The crawls used to generate the graphs were CC-MAIN-2024-46, CC-MAIN-2024-42, and CC-MAIN-2024-38.

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November 2024 Crawl Archive Now Available

November 18, 2024

The crawl archive for November 2024 is now available. The data was crawled between November 1st and November 15th, and contains 2.68 billion web pages (or 405 TiB of uncompressed content). Page captures are from 47.5 million hosts or 38.3 million registered domains and include 1 billion new URLs, not visited in any of our prior crawls.

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Reflections on Recent Talks at the Turing Institute and UCL

November 4, 2024

Thom Vaughan and Pedro Ortiz Suarez discussed the power of Common Crawl’s open web data in driving research and innovation during two notable presentations last week.

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Introducing the Common Crawl Errata Page for Data Transparency

October 30, 2024

As part of our commitment to accuracy and transparency, we are pleased to introduce a new Errata page on our website.

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Host- and Domain-Level Web Graphs August, September, and October 2024

October 22, 2024

We are pleased to announce a new release of host-level and domain-level Web Graphs based on the crawls of August, September, and October 2024. The crawls used to generate the graphs were CC-MAIN-2024-33, CC-MAIN-2024-38, and CC-MAIN-2024-42.

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October 2024 Crawl Archive Now Available

October 20, 2024

The data was crawled between October 3rd and October 16th, and contains 2.49 billion web pages (or 365 TiB of uncompressed content). Page captures are from 47.5 million hosts or 38.3 million registered domains and include 1.03 billion new URLs, not visited in any of our prior crawls.

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White House Briefing on Open Data’s Role in Technology

October 8, 2024

We recently had the honor of briefing the White House Office of Science and Technology Policy (OSTP) on the role of The Common Crawl Foundation as critical infrastructure in the artificial intelligence ecosystem and how we can support U.S. federal efforts in advancing responsible AI use and research.

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IAB Workshop on AI-CONTROL

September 30, 2024

Earlier this month, the Common Crawl Foundation had the privilege of participating in a groundbreaking workshop hosted by the Internet Architecture Board (IAB) in Washington DC.

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Host- and Domain-Level Web Graphs July, August, and September 2024

September 26, 2024

We are pleased to announce a new release of host-level and domain-level web graphs based on the crawls of July, August, and September 2024. The crawls used to generate the graphs were CC-MAIN-2024-30, CC-MAIN-2024-33, and CC-MAIN-2024-38.

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September 2024 Crawl Archive Now Available

September 24, 2024

The crawl archive for September 2024 is now available. The data was crawled between September 7th and September 21st 2024, and contains 2.8 billion web pages (or 410 TiB of uncompressed content).

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August/September 2024 Newsletter

September 10, 2024

We're pleased to announce our newsletter for August and September 2024.

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Host- and Domain-Level Web Graphs June, July, and August 2024

August 21, 2024

We are pleased to announce a new release of host-level and domain-level web graphs based on the crawls of June, July, August 2024. The crawls used to generate the graphs were CC-MAIN-2024-33, CC-MAIN-2024-30, and CC-MAIN-2024-26.

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August 2024 Crawl Archive Now Available

August 18, 2024

The crawl archive for August 2024 is now available. The data was crawled between August 3rd and August 16th, and contains 2.3 billion web pages (or 327.4 TiB of uncompressed content).

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The Increase of Common Crawl Citations in Academic Research

August 6, 2024

Common Crawl's impact on research has grown substantially since its beginning. Our crawls have become a vital resource for researchers in various fields, from natural language processing to red teaming.

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Host- and Domain-Level Web Graphs May, June, and July 2024

July 30, 2024

We are pleased to announce a new release of host-level and domain-level Web Graphs based on the crawls of May, June, and July 2024.

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July 2024 Crawl Archive Now Available

July 28, 2024

We are pleased to announce that the crawl archive for July 2024 is now available, containing 2.5 billion web pages, or 360 TiB of uncompressed content.

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Common Crawl Statistics Now Available on Hugging Face

July 22, 2024

We're excited to announce that Common Crawl’s statistics are now available on Hugging Face!

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The Environmental Impact of the Cloud - the Common Crawl Case Study

July 16, 2024

Looking at tools (Green Software) and methodologies to evaluate the environmental impact of the cloud (a nascent activity coined GreenOps).

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Host- and Domain-Level Web Graphs April, May, and June 2024

June 30, 2024

We are pleased to announce a new release of host-level and domain-level web graphs based on the crawls of April, May, June 2024. The crawls used to generate the graphs were CC-MAIN-2024-18, CC-MAIN-2024-22, and CC-MAIN-2024-26.

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June 2024 Crawl Archive Now Available

June 28, 2024

The crawl archive for June 2024 is now available. The data was crawled between June 12th and June 26th, and contains 2.7 billion web pages (or 382 TiB of uncompressed content). Page captures are from 52.7 million hosts or 41.4 million registered domains and include 945 million new URLs, not visited in any of our prior crawls.

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Dialog and Discovery at AI_dev 2024

June 28, 2024

This month members from the Common Crawl Foundation attended the AI_dev: Open Source GenAI & ML Summit in Paris, where discussions focused on AI advancements, ethics, and Open Source solutions.

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