Company lists · Data refreshed November 2026

Top 25 Open source cms developers worldwide

RevenueBase identified 5,013 company matches for open source cms developers worldwide as of November 2026 and tracks 27,961 professional contacts across them, including 4,494 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for open source cms developers worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for open source cms developers follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
5,013Companies
27,961Contacts tracked
4,494Verified emails
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The 25 largest open source cms developers worldwide

Ranked by team size
Top 25 of 5,013 company matches for open source cms developers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSolkan, SloveniaHQ recorded Nov 6, 2026n/a672 contacts →

Exact match

“Editor is a cutting edge web design and application development agency.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchAtlanta, United StatesHQ recorded Nov 6, 2026201-500301 contacts →

Exact match

“We deliver enterprise success for web publishing and digital commerce.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchOdense, NC, DenmarkHQ recorded Nov 6, 202651-200183 contacts →

Exact match

“Umbraco is a global open-source CMS platform, based on Microsoft.NET, and supported by a vast community of developers, digital agencies, and active contributors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchAhmedabad, IndiaHQ recorded Nov 6, 202651-200162 contacts →

Exact match

“We, at CodeTrade are a team of technology experts determined to carve future with present-day technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchTemuco, ChileHQ recorded Nov 6, 20261,001-5,000156 contacts →

Exact match

“Diseño y Desarrollo de Sitios Web, Instalación y Configuración de Servidor Web Apache y de correos Sendmail bajo Linux y Windows.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchIndore, IndiaHQ recorded Nov 6, 2026n/a152 contacts →

Exact match

“Narmadatech was conceived as an alternative to the overpriced and average quality work available today.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMontpellier, FranceHQ recorded Nov 6, 202651-200116 contacts →

Exact match

“IT Group specialized in open Source Kaliop is a Digital Solution Provider that enables its clients to successfully implement their business critical digital communication…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchÖrebro, SwedenHQ recorded Nov 6, 202651-20097 contacts →

Exact match

“Sitevision develops Sweden’s most popular CMS for websites and intranets.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchKulmbach, GermanyHQ recorded Nov 6, 202651-20093 contacts →

Exact match

“We develop the e-commerce platform dynamic commerce and the content management system dynamic content.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchKnoxville, TN, United StatesHQ recorded Nov 6, 202651-20090 contacts →

Exact match

“Cadre5 is a full-service technology and design firm with an impressive array of engineering, information architecture and interface design talent who focus on projects ranging…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchStrasbourg, FranceHQ recorded Nov 6, 202651-20090 contacts →

Exact match

“Vos projets digitaux méritent des bases solides.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchDhaka, BangladeshHQ recorded Nov 6, 202651-20088 contacts →

Exact match

“Founded in 2006, Bit Mascot has been working with leading digital agencies all over the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchClermont-ferrand, FranceHQ recorded Nov 6, 202651-20087 contacts →

Exact match

“Depuis toujours, notre agence utilise au sein de sa structure ainsi que pour les projets clients des solutions Open Source et possède une très forte expérience dans ce domaine.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchNoida, IndiaHQ recorded Nov 6, 202651-20086 contacts →

Exact match

“Custom software applications development according to specific requirements, using the latest technologies, combining appealing design, rich functionality and robust management…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchRajkot, IndiaHQ recorded Nov 6, 202651-20084 contacts →

Exact match

“Established in 2016 by visionary directors, Rahul Tulsiyani, Dharmesh Dobariya, and Sanjay Vachhani, Encircle Technologies stands as a testament to excellence in custom web &…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchAhmedabad, IndiaHQ recorded Nov 6, 202651-20078 contacts →

Exact match

“Ecommerce and CMS Website Development has been at the core of KGN Technologies right from its inception in 2009.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchMatlock, United KingdomHQ recorded Nov 6, 202651-20077 contacts →

Exact match

“Human Made is a global WordPress agency building a better web with open source, at scale, and with purpose.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchAhmedabad, IndiaHQ recorded Nov 6, 202651-20077 contacts →

Exact match

“Zestbrains pvt ltd is a Leading software development company based in India catering to the enterprise solutions worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchUnited StatesHQ recorded Nov 6, 2026501-1,00077 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchAtlanta, United StatesHQ recorded Nov 6, 202651-20076 contacts →

Exact match

“Specbee has been 100% Drupal-focused since 2015.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSanta Clara, United StatesHQ recorded Nov 6, 202651-20076 contacts →

Exact match

“Vardot is an award-winning Drupal web solutions provider that helps organizations transform their websites to meet the ever-changing needs of the digital world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchChennai, IndiaHQ recorded Nov 6, 202651-20076 contacts →

Exact match

“TenthPlanet Technologies brings over 20 years of hands-on experience in delivering enterprise-ready open source IT solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchWellington, New ZealandHQ recorded Nov 6, 202651-20074 contacts →

Exact match

“Silverstripe is a trusted design and technology partner, delivering digital solutions and experiences that have a positive impact for the people of Aotearoa and beyond.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSan Francisco, United StatesHQ recorded Nov 6, 202651-20073 contacts →

Exact match

“Kanopi makes the internet a better place, one website at a time.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchIndore, IndiaHQ recorded Nov 6, 202651-20073 contacts →

Exact match

“SoftGrid Computers is a full service web development and designing company based in India, specialised in professional e-commerce and content management environments design and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 5,013 open source cms developers worldwide

See the full list, filter by size, metro and specialty, and access 4,494 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Open source cms developers worldwide at a glance

As of Nov 6, 2026
16.1%Verified-email coverage
5.6Average contacts per company
1-10Median size (employees)
1.5%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
3,641
11-50
1,111
51-200
184
201-500
21
501-1,000
5
1,001-5,000
3
5,001-10,000
1
10001+
4

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for open source cms developers are linked below.
What qualifies
Company records worldwide whose business descriptions match “open source cms developers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 4,494 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Open source cms developers by location

25 lists · largest first

Every Open source cms developers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “open source cms developers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many open source cms developers are there worldwide?

RevenueBase identified 5,013 company matches for open source cms developers worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Editor tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most open source cms developers?

The United States leads with 712 companies, followed by India (598) and the United Kingdom (296). Every open source cms developers list by country and city is linked on this page.

Which city has the most open source cms developers?

London leads with 75 company records, followed by Ahmedabad (49) and Paris (35).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 4,494 professional contacts with verified work emails tracked across these 5,013 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.