Websites Powered by CodeMirror
48,344 websites tracked using CodeMirror (Editors) · codemirror.net
CodeMirror is a online editor or content-authoring tool. Its official site is codemirror.net. PoweredBy tracks the websites that use CodeMirror across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the editors ecosystem.
Usage trend
5K
10K
15K
20K
Jun 2018
Jun 2020
Oct 2022
Sep 2024
Sep 2026
Domains observed using CodeMirror in each month's HTTP Archive crawl,
Jun 2018 to Sep 2026 · peak 18,151 in Mar 2026. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 2.1 s
INP 75 ms
CLS 0
TTFB 900 ms
Median site among 20,323 CodeMirror sites with Chrome UX data, p75 values, Sep 2026.
Top countries
United States
11,668
India
2,941
United Kingdom
2,594
Canada
2,406
Germany
1,988
Brazil
1,935
Spain
1,794
France
1,777
Sites using CodeMirror by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Education | 0.70% | 347 |
| Government | 0.17% | 14 |
| Non-profit and religious | 0.17% | 13 |
| Arts and entertainment | 0.12% | 50 |
| Sports and fitness | 0.11% | 18 |
| Finance and insurance | 0.07% | 12 |
| Professional services | 0.07% | 29 |
| Software and apps | 0.06% | 74 |
| News and media | 0.05% | 22 |
| Blogs and publishing | 0.04% | 10 |
| Beauty and wellness | 0.04% | 10 |
| Retail | 0.04% | 110 |
Share of each industry's websites with a detected stack that use CodeMirror; industries come from what sites declare in their own structured data.
Top sites by authority
9+
7% · 27 of 372 sites
8+
3% · 234 of 7,677 sites
7+
1% · 561 of 45,712 sites
6+
<1% · 855 of 110,136 sites
5+
<1% · 1,244 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running CodeMirror in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using CodeMirror
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 1 | google.com | 10.00/10 | 36,639,600 | 1,268,226 | Aug 2018 |
| 2 | cloudflare.com | 9.78/10 | 984,600 | 93,222 | Apr 2026 |
| 3 | europa.eu | 9.57/10 | 42,200 | 31,835 | Sep 2021 |
| 4 | amazonaws.com | 9.50/10 | - | - | Aug 2026 |
| 5 | nih.gov | 9.44/10 | 298,300 | 34,546 | Feb 2020 |
| 6 | github.io | 9.43/10 | 1,800 | 1 | Aug 2018 |
| 7 | blogspot.com | 9.39/10 | - | - | Jun 2020 |
| 8 | schema.org | 9.27/10 | 35,200 | 4,492 | Jul 2021 |
| 9 | yahoo.com | 9.27/10 | 15,772,000 | 8,807,788 | Aug 2018 |
| 10 | harvard.edu | 9.24/10 | 472,700 | 11,444 | Nov 2018 |
| 11 | ca.gov | 9.23/10 | 1,455,600 | 26,086 | Jan 2022 |
| 12 | mit.edu | 9.18/10 | 163,800 | 31,239 | Apr 2020 |
| 13 | trustpilot.com | 9.14/10 | 4,788,100 | 791,788 | Apr 2023 |
| 14 | myshopify.com | 9.12/10 | - | - | Jun 2020 |
| 15 | nist.gov | 9.12/10 | 672,200 | 110,591 | Jan 2022 |
| 16 | zendesk.com | 9.10/10 | 416,900 | 60,938 | Feb 2023 |
| 17 | berkeley.edu | 9.10/10 | 166,700 | 4,721 | Aug 2018 |
| 18 | cloudinary.com | 9.09/10 | 93,500 | 30,227 | Oct 2022 |
| 19 | vercel.app | 9.05/10 | - | - | Dec 2023 |
| 20 | free.fr | 9.05/10 | 3,400 | 1,262 | Jan 2019 |
| 21 | netlify.app | 9.01/10 | 2 | 2 | Jan 2021 |
| 22 | psu.edu | 9.01/10 | 580,400 | 80,390 | Aug 2022 |
| 23 | umich.edu | 9.01/10 | 36,500 | 1,974 | Jan 2019 |
| 24 | yale.edu | 9.01/10 | 177,900 | 5,845 | Sep 2020 |
| 25 | gitlab.com | 9.00/10 | 87,500 | 29,195 | Aug 2022 |
| 26 | uk.com | 9.00/10 | 2 | 12 | Apr 2019 |
| 27 | upenn.edu | 9.00/10 | 178,900 | 4,794 | Dec 2022 |
| 28 | android.com | 8.98/10 | 537,600 | 140,748 | Feb 2020 |
| 29 | cmu.edu | 8.97/10 | 436,800 | 81,774 | Aug 2018 |
| 30 | wisc.edu | 8.97/10 | 461,200 | 6,382 | Aug 2024 |
| 31 | datatables.net | 8.96/10 | 5,000 | 8,051 | Aug 2018 |
| 32 | telegram.org | 8.96/10 | 400,200 | 21,051 | Aug 2018 |
| 33 | umn.edu | 8.96/10 | 78 | 51 | Mar 2022 |
| 34 | elsevier.com | 8.93/10 | 344,600 | 88,582 | Mar 2025 |
| 35 | utexas.edu | 8.92/10 | 502,800 | 11,092 | Jan 2020 |
| 36 | uchicago.edu | 8.92/10 | 63,700 | 10,331 | Aug 2018 |
| 37 | zoho.com | 8.90/10 | 564,300 | 147,943 | May 2025 |
| 38 | azurewebsites.net | 8.87/10 | - | - | Mar 2020 |
| 39 | appspot.com | 8.87/10 | - | - | Feb 2019 |
| 40 | optimizely.com | 8.86/10 | 149,400 | 9,101 | Mar 2020 |
| 41 | us.com | 8.86/10 | 32 | 8 | Sep 2021 |
| 42 | northwestern.edu | 8.86/10 | 193,400 | 45,922 | Jan 2024 |
| 43 | ilo.org | 8.85/10 | 55,900 | 30,140 | Aug 2022 |
| 44 | acs.org | 8.85/10 | 797,000 | 91,768 | Sep 2026 |
| 45 | brevo.com | 8.84/10 | 36,700 | 8,656 | Jul 2023 |
| 46 | ufl.edu | 8.84/10 | 241,500 | 3,277 | Jan 2022 |
| 47 | ubc.ca | 8.84/10 | 14,500 | 2,813 | May 2026 |
| 48 | illinois.edu | 8.83/10 | 47,000 | 3,612 | Jan 2021 |
| 49 | ct.gov | 8.83/10 | 4,800 | 38 | Dec 2022 |
| 50 | ucdavis.edu | 8.83/10 | 381,100 | 81,485 | Mar 2025 |
| 51 | cnrs.fr | 8.82/10 | 4,300 | 2,992 | Jul 2022 |
| 52 | kakao.com | 8.80/10 | 51 | 39 | Apr 2026 |
| 53 | uzh.ch | 8.79/10 | 7,800 | 3,263 | Dec 2022 |
| 54 | mn.gov | 8.78/10 | 964,900 | 239,950 | Sep 2024 |
| 55 | chromium.org | 8.77/10 | 65,900 | 10,901 | Feb 2020 |
| 56 | wpenginepowered.com | 8.77/10 | - | - | Sep 2025 |
| 57 | uber.com | 8.77/10 | 2,357,500 | 481,915 | Aug 2022 |
| 58 | bu.edu | 8.77/10 | 804,600 | 234,428 | Dec 2023 |
| 59 | dreamhost.com | 8.76/10 | 34,700 | 11,034 | Aug 2022 |
| 60 | web.app | 8.76/10 | - | - | Jan 2023 |
| 61 | tamu.edu | 8.76/10 | 349,600 | 9,431 | Jul 2020 |
| 62 | rutgers.edu | 8.75/10 | 146,600 | 28,567 | Jul 2024 |
| 63 | herokuapp.com | 8.74/10 | - | - | Feb 2020 |
| 64 | ucl.ac.uk | 8.74/10 | 154,800 | 93,062 | Oct 2021 |
| 65 | utah.edu | 8.74/10 | 474,500 | 10,126 | Dec 2024 |
| 66 | brown.edu | 8.73/10 | 376,500 | 23,950 | Oct 2022 |
| 67 | colorado.edu | 8.72/10 | 585,400 | 165,595 | Dec 2024 |
| 68 | uwaterloo.ca | 8.71/10 | 224,700 | 71,840 | Aug 2018 |
| 69 | ucsb.edu | 8.71/10 | 73,800 | 11,445 | Apr 2025 |
| 70 | hku.hk | 8.70/10 | 6,000 | 1,100 | Mar 2025 |
| 71 | usercentrics.com | 8.69/10 | 14,200 | 4,889 | Aug 2025 |
| 72 | pitt.edu | 8.69/10 | 62,900 | 8,520 | Sep 2020 |
| 73 | mozilla.com | 8.68/10 | 64 | 1 | Aug 2025 |
| 74 | gatech.edu | 8.68/10 | 128,100 | 22,038 | Jul 2022 |
| 75 | tufts.edu | 8.68/10 | 98,500 | 9,358 | Jun 2022 |
| 76 | wildapricot.org | 8.67/10 | - | - | Aug 2018 |
| 77 | ed.ac.uk | 8.67/10 | 29,600 | 5,927 | Aug 2022 |
| 78 | americanbar.org | 8.67/10 | 682,900 | 126,951 | Apr 2025 |
| 79 | esa.int | 8.67/10 | 412,100 | 94,679 | Mar 2020 |
| 80 | delaware.gov | 8.67/10 | 128,700 | 12,173 | May 2019 |
| 81 | mastercard.com | 8.66/10 | 866,600 | 105,364 | Jan 2024 |
| 82 | state.mn.us | 8.65/10 | 1,200 | 64 | Feb 2023 |
| 83 | cuny.edu | 8.65/10 | 293,300 | 49,477 | Aug 2018 |
| 84 | redis.io | 8.64/10 | 53,300 | 36,680 | Jul 2026 |
| 85 | vt.edu | 8.64/10 | 215,100 | 20,548 | Aug 2018 |
| 86 | gwu.edu | 8.64/10 | 257,300 | 13,278 | May 2023 |
| 87 | epicgames.com | 8.63/10 | 1,390,600 | 145,819 | Aug 2022 |
| 88 | wi.gov | 8.63/10 | - | - | Nov 2025 |
| 89 | vanderbilt.edu | 8.63/10 | 265,200 | 51,240 | May 2025 |
| 90 | argentina.gob.ar | 8.62/10 | 91,600 | 117,452 | Mar 2026 |
| 91 | nus.edu.sg | 8.62/10 | 20,200 | 3,936 | Feb 2020 |
| 92 | colostate.edu | 8.62/10 | 189,100 | 10,871 | Jun 2021 |
| 93 | hawaii.edu | 8.62/10 | 117,100 | 43,233 | Sep 2023 |
| 94 | lego.com | 8.61/10 | 4,295,300 | 493,980 | Apr 2024 |
| 95 | unctad.org | 8.61/10 | 82,400 | 29,936 | Jul 2023 |
| 96 | uic.edu | 8.61/10 | 68,900 | 11,201 | Nov 2024 |
| 97 | teamtailor.com | 8.59/10 | 360 | 380 | Nov 2021 |
| 98 | smartsheet.com | 8.59/10 | 310,000 | 67,380 | Sep 2026 |
| 99 | nd.edu | 8.59/10 | 56,800 | 8,385 | Aug 2018 |
| 100 | sbb.ch | 8.59/10 | 44,600 | 15,511 | Nov 2022 |
Open Page Rank is the domain's authority score (0 to 10, from the open web link graph); the list is ordered by it and covers sites seen in recent crawls. Visits and keywords are estimated US organic search figures.
Download top 10,000 as CSV (zip) →
Columns: domain, Open Page Rank, first seen, last seen, industry (from the site's own structured data, blank when none).
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