We're happy to announce the release of the Web Graphs for December 2025 and January/February 2026, consisting of 288.6 million nodes and 12.4 billion edges at the host level, and 134.2 million nodes and 5.4 billion edges at the domain level. www.commoncrawl.org/blog/host--a...

We've replaced our old Examples and Use Cases pages with a single searchable, filterable browser. 119 resources from 115 contributors, all in one place. Search, filter by type or language, sort, and share links. We welcome community submissions. blog.commoncrawl.org/blog/introdu...

We are pleased to announce the release of the February 2026 crawl, consisting of 2.1 billion web pages (or 363 TiB of uncompressed content). Captures are from 45.5 million hosts or 37.1 million registered domains. blog.commoncrawl.org/blog/februar...

Preserving The Web Is Not The Problem. Losing It Is. Mark Graham, Director of the Wayback Machine at @archive.org, walks us through the importance of preserving the Web in this recent post: www.techdirt.com/2026/02/17/p...

Common Crawl was invited to the AI Plumbers unconference held at FOSDEM this year. The contrast between the 100 people at the unconference, compared to the 10,000 people at the main event, couldn't be bigger. commoncrawl.org/blog/ai-plum...

We are proud to release an interactive visualization of thousands of research papers using or citing Common Crawl data. commoncrawl.org/blog/cc-cita...

Announcing our latest paper: CommonLID In collaboration with @commoncrawl.bsky.social @mlcommons.org @jhu.edu we built a LID benchmark on actual Common Crawl text covering 109 languages. Existing evaluations overestimate how well LangID works on web data. arxiv.org/abs/2601.18026

Language identification still proves to be a challenging task, especially for web data. In collaboration with @mlcommons.org @eleutherai.bsky.social @jhu.edu and 97 community members, we created CommonLID, a new benchmark for LangID for 100+ languages!

The latest Web Graphs from the November and December 2025 and January 2026 crawls are now available, comprising 279.4 million host-level nodes with 13.4 billion edges, and 122.3 million domain-level nodes with 6.1 billion edges. www.commoncrawl.org/blog/host--a...

We are pleased to announce the release of the January 2026 crawl archive, containing 2.3 billion web pages, or 398 TiB of uncompressed content. www.commoncrawl.org/blog/january...

Recently, a two-day Bristol datathon used Common Crawl web archives to analyse UK industries and policy, strengthening social science research through hands-on, team-based work. www.commoncrawl.org/blog/web-arc...

As SEOs grapple with the shift from traditional Search Engine Optimization to AI visibility, they're discovering a resource that's been powering AI training for years: Common Crawl's Web Graph. commoncrawl.org/blog/how-seo...

GneissWeb Annotations Examples A new Common Crawl index annotation has been added to Hugging Face and our S3 bucket. commoncrawl.org/blog/gneissw...

From the 6th to the 10th of November 2025, Pedro Ortiz Suarez attended Mozfest in Barcelona, as well as some satellite events. www.commoncrawl.org/blog/common-...

We are pleased to announce a new release of host-level and domain-level web graphs based on the crawls of October, November, and December 2025. commoncrawl.org/blog/host--a...

The crawl archive for December 2025 is now available, consisting of 2.16 billion web pages (or 364 TiB of uncompressed content). commoncrawl.org/blog/decembe...

As another year here at Common Crawl comes to a close, we present a dozen papers from 2025 that demonstrate the range of topics and areas of study for which Common Crawl’s datasets are used and referenced. commoncrawl.org/blog/a-sampl...

A huge thank you to @very-laurie.bsky.social for delivering a fantastic UoB Turing seminar. Her talk was entitled “Common Crawl: open web data for everybody.” In this talk, she introduced the @commoncrawl.bsky.social and the data products they offer.

We are pleased to announce the release of the web graphs based on the crawls of September, October, and November of 2025, consisting of 235.7 million nodes and 9.5 billion edges at the host level, and 100.7 million nodes and 6.6 billion edges at the domain level. commoncrawl.org/blog/host--a...

We are pleased to announce that the crawl archive for November 2025 is now available, containing 2.29 billion web pages or 378 TiB of uncompressed content. commoncrawl.org/blog/novembe...

Common Crawl celebrates World Digital Preservation Day Nov. 6, which invites the community to unite in answering a powerful question: Why Preserve? commoncrawl.org/blog/common-...

Setting the Record Straight A recent article in The Atlantic makes several false and misleading claims about the Common Crawl Foundation, including the accusation that our organization has “lied to publishers” about our activities. commoncrawl.org/blog/setting...

Check out our newsletter for October/November 2025, with updates on what we've been up to commoncrawl.org/blog/october...

The Common Crawl team presented a seminar at Stanford HAI entitled “Preserving Humanity's Knowledge and Making it Accessible: Addressing Challenges of Public Web Data”. commoncrawl.org/blog/common-...

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 2025, consisting of of 468.4 million nodes and 8.0 billion edges at the host level, and 97.7 million nodes and 6.0 billion edges at the domain level.

We are pleased to announce the release of the October 2025 crawl, containing 2.61 billion web pages or 468 TiB of uncompressed content. commoncrawl.org/blog/october...

The Common Crawl team attended the 2nd Conference on Language Modeling in Montréal, organizing a workshop, giving invited talks, and strengthening links with the research community. commoncrawl.org/blog/common-...

If you were able to join us, let us know about your experience: docs.google.com/forms/d/e/1F...

Thank you everyone for coming to WMDQS (pronounced "whim ducks")!

After lunch, @sebnagel.bsky.social gave a keynote about the data collected by @commoncrawl.bsky.social!

WMDQS is underway! Come join us in Room 520A at @colmweb.org! #COLM2025

Looking forward to tomorrow's #COLM2025 workshop on multilingual data quality! 🤩

In collaboration with @commoncrawl.bsky.social, MLCommons, and @eleutherai.bsky.social, the first edition of WMDQS at @colmweb.org starts tomorrow in Room 520A! We have an updated schedule on our website, including a list of all accepted papers.

Common Crawl has added IBM’s GneissWeb quality and category annotations to its web dataset, enabling users to filter high-quality content and explore topics like medical, education, and technology. commoncrawl.org/blog/announc...

Common Crawl’s Web Languages initiative has had many contributions since its introduction. We’re calling for native speakers of certain languages to review language contributions, to ensure that links we’re adding to our seed crawl are of good quality. commoncrawl.org/blog/web-lan...

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 2025. The host-level graph consists of 628.7 million nodes and 6.9 billion edges, and the domain-level graph consists of 184.6 million nodes and 5.4 billion edges.

The era of traditional search engine optimization is rapidly evolving into "AIO" (AI optimization), where businesses must ensure their content exists in AI training datasets to remain discoverable as users increasingly turn to AI assistants for answers. commoncrawl.org/blog/from-se...

We are pleased to announce the release of our September 2025 crawl, containing 2.39 billion web pages, or 421 TiB of uncompressed content. www.commoncrawl.org/blog/septemb...

Publishers have been sending Common Crawl legal opt-out requests. In the interest of transparency and to better serve our ecosystem, we are publishing the full opt-out list for every legal request we have received. commoncrawl.org/blog/common-...

On the 28th and 29th of August 2025, Thom Vaughan, Pedro Ortiz Suarez, and Thijs Dalhuijsen attended the Linux Foundation’s AI_dev event in Amsterdam. commoncrawl.org/blog/trip-re...

On October 22, the Common Crawl team will lead a seminar at Stanford HAI. Our topic of discussion is “Preserving Humanity's Knowledge and Making it Accessible: Addressing Challenges of Public Web Data”. Please register at: hai.stanford.edu/events/commo...

We’re Walling Off The Open Internet To Stop AI—And It May End Up Breaking Everything Else www.techdirt.com/2025/09/08/w...

Stanford HAI and Common Crawl are joining forces to explore how open data can shape the future of AI. On 22 October 2025, their seminar will address privacy, safety, and security while showcasing new ways to preserve and share humanity’s knowledge. www.commoncrawl.org/blog/common-...

We are pleased to release our newsletter for July and August 2025, with updates on our team's activities. commoncrawl.org/blog/july-au...

We are pleased to announce a new release of host-level and domain-level web graphs based on the crawls of June, July, and August 2025. commoncrawl.org/blog/host--a...

We are pleased to announce the release of our August 2025 crawl, containing 2.44 billion web pages (or 424 TiB of uncompressed content). commoncrawl.org/blog/august-...

Publishers and brands are shifting from SEO to AIO. Many SEOs unknowingly block their sites from AI search by restricting CCBot in robots.txt. As Search 2.0 transforms discovery, ensuring content can train AI models becomes as crucial as traditional SEO. commoncrawl.org/blog/ai-opti...

The Enclosure Of The Open Web And The Open Internet Toll Booth: What’s Behind Pay-By-Crawl digitalmedusa.org/the-enclosur...

A report on IETF 123 in Madrid, including sessions on AI content preferences, bot authentication, and web measurement. commoncrawl.org/blog/ietf-12...

Our Web Graph release for July 2025 is now available, consisting of 481.6 million nodes and 3.4 billion edges at the host level, and 209.5 million nodes and 2.6 billion edges at the domain level. commoncrawl.org/blog/host--a...