Websites using Groups.io

Digital Marketing Community Software Visit website

Groups.io is an email group service that serves as a modern alternative to listservs. It offers features such as file storage, calendar integration, wikis, and chat capabilities, all without ads.

Download all 2.11K sites

Download a free sample of the Groups.io websites list

Real rows from the list on this page. The file arrives by email.

250 rows
17 columns
CSV

Every column in the file

Popularity Rank
Domain
Company Name
Company Size
Year Founded
Industry
LinkedIn URL
Locality
Country
TLD
Language
Instagram
Twitter
YouTube
TikTok
Technologies Tracked
Premium Technologies

Column headings inside the file are written in English. Not every column is filled for every website.

A look at the file

Domain	Company Name	Technologies Tracked	Premium Technologies
netcraze.pro	-	35	4
unece.org	UNECE - United Nations Economic Commission for Europe	35	9
groups.io	Twin Cities Tax Professionals	31	5
arrl.org	Arrl The National Association For Amateur Radio	66	13

Up to 1M sites per list · Segment by country & TLD to cover the full footprint · Unlimited report rebuilds for 1 month

Live websites detected: 2,114
Countries with usage: 49
Top market: United States: 🇺🇸 65.8%

Groups.io global heatmap

darker = more sites

Groups.io usage by country

by sites detected

01 🇺🇸 United States 1,363 65.8%
02 🇬🇧 United Kingdom 125 6%
03 🇩🇪 Germany 116 5.6%
04 🇨🇦 Canada 64 3.1%
05 🇫🇷 France 61 2.9%
06 🇳🇱 Netherlands 48 2.3%
07 🇦🇺 Australia 36 1.7%
08 🇮🇹 Italy 26 1.3%
09 🇵🇱 Poland 20 1%
10 🇷🇺 Russia 17 0.8%

And 39 more countries in the full dataset.

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Groups.io usage by country group

by sites detected

01 English-Speaking Countries 9 countries 1,613 77.8%
02 North America 2 countries 1,427 68.8%
03 Europe 28 countries 541 26.1%
04 Western Europe 16 countries 465 22.4%
05 European Union (EU) 22 countries 377 18.2%
06 DACH 3 countries 143 6.9%
07 French-Speaking Countries 4 countries 88 4.2%
08 Eastern Europe 12 countries 76 3.7%
09 Asia-Pacific (APAC) 9 countries 69 3.3%
10 Benelux 2 countries 60 2.9%

Country groups overlap: a country can belong to several at once (Germany counts toward Europe, Western Europe, the EU and DACH). Percentages are each group's share of the 2,073 sites with a known country, so they describe overlapping views of the same data and do not add up to 100%.

Top websites using Groups.io

by popularity

#	Website	Popularity	StackSpend	Country	TLD
01	netcraze.pro	7,603	$6.29K+	🇷🇺 Russia	pro
02	unece.org	10,544	$120K+	🇺🇸 United States	org
03	groups.io	18,661	$10.8K+	🇺🇸 United States	io
04	arrl.org	18,958	$6.19K+	🇺🇸 United States	org
05	jointdevelopment.org	22,051	$11.23K+	🇺🇸 United States	org
06	nvaccess.org	35,827	$4.61K+	🇦🇺 Australia	org
07	aprs.fi	35,893	$42.48K+	🇫🇮 Finland	fi
08	graphql.org	38,707	$4.55K+	🇺🇸 United States	org
09	privacyenhancingtech.org	45,131	$1.4K+	🇺🇸 United States	org
10	spdx.org	49,267	$9.74K+	🇫🇷 France	org
11	jewishgen.org	52,049	$10.82K+	🇺🇸 United States	org
12	ibm.net	70,232	$27.93K+	🇺🇸 United States	net
13	yoctoproject.org	72,477	$31.4K+	🇺🇸 United States	org
14	openliberty.io	78,125	$3.7K+	🇬🇧 United Kingdom	io
15	lfai.foundation	80,719	$2.04K+	🇺🇸 United States	foundation
16	uc.foundation	92,330	$9.78K+	🇺🇸 United States	foundation
17	openswitch.net	98,385	$9.61K+	🇺🇸 United States	net
18	lfdecentralizedtrust.org	99,529	$5.94K+	🇨🇦 Canada	org
19	kicad.org	99,602	$13.42K+	🇺🇸 United States	org
20	one-name.net	101,702	$27.05K+	🇺🇸 United States	net

This is 20 of 2,114 websites. Download up to 1M sites per list as CSV, enriched with firmographics.

Download the full list

Companies using Groups.io

sample, enriched

Company	Website	Employees	Industry	Country	Founded
National Association Of Rocketry	nar.org	5001-10000	Airlines and Aviation	🇺🇸 United States	1957
Confidential Computing Consortium	confidentialcomputing.io	11-50	Computer and Network Security	🇺🇸 United States	2019
OWASP Dependency-Track	dependencytrack.org	10001+	Computer and Network Security	🇺🇳 -	-
Presto Foundation	prestodb.io	51-200	Software Development	🇺🇸 United States	2019
The Gault Center	defendyouthrights.org	1-10	Public Policy Offices	🇺🇸 United States	1997
OS-Climate	os-climate.org	201-500	Software Development	🇺🇸 United States	2018
Hacklab.fi	hacklab.fi	1001-5000	Retail Art Supplies	🇺🇳 -	-
MMR Magazine	mmrmagazine.com	-	-	🇺🇸 United States	-
SSI Alliance	ssia.org	1001-5000	Non-profit Organizations	🇺🇸 United States	2017
OpenWallet Foundation	openwallet.foundation	11-50	Technology, Information and Internet	🇺🇳 -	-
Developer Relations Foundation	dev-rel.org	201-500	Software Development	🇺🇳 -	2023
Ag Valley Railroad, Llc	dhke.com	1-10	-	🇺🇸 United States	-
Linux Foundation Japan	linuxfoundation.jp	51-200	Software Development	🇺🇳 -	-
Mt Diablo Amateur Radio Club	mdarc.org	201-500	Technology, Information and Internet	🇺🇸 United States	1947
Marketing For Romance Writers Organization	marketingforromancewriters.org	1001-5000	Advertising Services	🇺🇳 -	2006
Nephio	nephio.org	11-50	IT Services and IT Consulting	🇺🇳 -	2022
Hi-Tech Investigations Law Enforcement…	hi-techinvestigations.com	1-10	Professional Training and Coaching	🇺🇸 United States	2021
Post-Quantum Cryptography Alliance	pqca.org	51-200	Information Services	🇺🇳 -	-
Bay Area Mycological Society	bayareamushrooms.org	11-50	-	🇺🇸 United States	-
Ssi Alliance	open19.org	1001-5000	Non-profit Organization Management	🇺🇸 United States	2017
Estravel Group	estravel.ee	201-500	Travel Arrangements	🇪🇪 Estonia	1988
Mid-Atlantic Collective For Eating…	macforeatingdisorders.org	1-10	Health and Human Services	🇺🇳 -	-
Dallas Amateur Radio Club, Inc.	w5fc.org	51-200	Public Safety	🇺🇳 -	1914
Incline Software	ancquest.com	1-10	computer software	🇺🇸 United States	-
Society For Pediatric Interventional…	spir.org	201-500	Health and Human Services	🇺🇳 -	-
Wisconsin Law Enforcement Analyst Network…	wilean.org	51-200	Law Enforcement	🇺🇸 United States	2012
European Forum Of LGBT Christian Groups	lgbtchristians.eu	11-50	Non-profit Organizations	🇺🇳 -	1982
Campus Child Care, Inc.	campuschildcareinc.org	201-500	Child Day Care Services	🇺🇸 United States	2017
Levira	levira.com	51-200	Broadcast Media Production and Distribution	🇪🇪 Estonia	1997
EV Society - Greater Sudbury	evsociety.ca	1-10	Non-profit Organizations	🇨🇦 Canada	2017
Magma	magmacore.org	11-50	Software Development	🇺🇸 United States	-
UNECE - United Nations Economic Commission…	unece.org	201-500	International Trade and Development	🇨🇭 Switzerland	-
Alliance For Open Media (AOMedia)	aomedia.org	11-50	Media Production	🇺🇸 United States	2015
Chevy Chase At Home	chevychaseathome.org	1-10	Civic and Social Organizations	🇺🇸 United States	-
Tma Systems	tmasystems.com	51-200	computer software	🇺🇸 United States	1988
Open Liberty	openliberty.io	201-500	Information Technology & Services	🇬🇧 United Kingdom	-
LF Decentralized Trust Toronto	lfdecentralizedtrust.org	51-200	IT Services and IT Consulting	🇨🇦 Canada	-
Shriver Center On Poverty Law	povertylaw.org	11-50	Legal Services	🇺🇸 United States	1967
Deep Sky Instruments	deepskyinstruments.com	1-10	-	🇺🇸 United States	-
Northwest Justice Project	nwjustice.org	201-500	Legal Services	🇺🇸 United States	1995

A sample of enriched company profiles. Full exports include company, social, and spend signals on every domain.

Groups.io usage by industry

by TLD segment

01 Technology, Information and Internet 19 13.2%
02 Software Development 18 12.5%
03 Non-profit Organizations 17 11.8%
04 IT Services and IT Consulting 16 11.1%
05 Civic and Social Organizations 12 8.3%
06 Telecommunications 9 6.3%
07 computer software 6 4.2%
08 Information Technology & Services 5 3.5%
09 Research Services 5 3.5%
10 Broadcast Media Production and Distribution 5 3.5%

Groups.io industry distribution chart

share by domain segment

Groups.io users by company revenue

87 companies

Put it to work

What teams do with the Groups.io list

Sales outreach

All 2,114 of these sites already run Groups.io, with the technology, information and internet segment leading at 19 sites. Pitch the products and services that fit that exact stack.

Competitor analysis

Selling Disqus, Discord, or another Community Software product? These 2.11K Groups.io users are your displacement audience, filterable by country and company size.

Market research

Top markets for Groups.io: United States (65.8%), United Kingdom (6%), Germany (5.6%). Size the Community Software market by geography before you build or invest.

Free for non-profits, academia & data journalists - non-commercial and public-interest use, on request.

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