Open Atrium is a platform created to help organizations manage their teams, information, and otherwise communications. As a sturdy, Open source soluti...Read more
Current Customer(s)
Market Share (Est.)
Ranking
The top three of Open Atrium’s competitors in the Communication category are Breezy HR with 63.64%, Whatsapp Business with 14.22%, Slack with 6.43% market share.
| Technology | Domains | Market Share (Est.) | Versus page |
|---|---|---|---|
| Breezy HR | 5906380 | 63.64% | Open Atrium vs Breezy HR |
| Whatsapp Business | 1319755 | 14.22% | Open Atrium vs Whatsapp Business |
| Slack | 597036 | 6.43% | Open Atrium vs Slack |
| Microsoft Office 365 | 497181 | 5.36% | Open Atrium vs Microsoft Office 365 |
| Outreach | 273313 | 2.94% | Open Atrium vs Outreach |
| Intercom | 165242 | 1.78% | Open Atrium vs Intercom |
| Quip | 73027 | 0.79% | Open Atrium vs Quip |
| Agile CRM | 40934 | 0.44% | Open Atrium vs Agile CRM |
| Skype | 39798 | 0.43% | Open Atrium vs Skype |
| Asana | 32011 | 0.34% | Open Atrium vs Asana |
| Twilio | 22429 | 0.24% | Open Atrium vs Twilio |
| Avaya | 20684 | 0.22% | Open Atrium vs Avaya |
| GoToWebinar | 17979 | 0.19% | Open Atrium vs GoToWebinar |
| Verizon | 16963 | 0.18% | Open Atrium vs Verizon |
| Ryver | 11119 | 0.12% | Open Atrium vs Ryver |
| PBworks BusinessHub | 10962 | 0.12% | Open Atrium vs PBworks BusinessHub |
| Canvas LMS | 10723 | 0.12% | Open Atrium vs Canvas LMS |
| Recruiterbox | 10088 | 0.11% | Open Atrium vs Recruiterbox |
| Bitrix24 | 10006 | 0.11% | Open Atrium vs Bitrix24 |
| Mitel | 9531 | 0.10% | Open Atrium vs Mitel |
Popular Comparisons
The top three of Open Atrium’s competitors in the Communication category are Breezy HR with 63.64%, Whatsapp Business with 14.22%, Slack with 6.43% market share.
Open Atrium vs Breezy HR
Open Atrium vs Whatsapp Business
Open Atrium vs Slack
Open Atrium vs Microsoft Office 365
Open Atrium vs Outreach
Open Atrium vs Intercom
Open Atrium vs Quip
Open Atrium vs Agile CRM
Around the world in 2026, over 49 companies have started using Open Atrium as Communication tool.
| Customers | Employee Range | City | Region | Country | Social Links |
|---|---|---|---|---|---|
| Master in Business Management UAB | 10,000+ | Barcelona | Catalonia | Spain | |
| Mott MacDonald | 10,000+ | London | England | United Kingdom | |
| Skanska | 10,000+ | Stockholm | Stockholm | Sweden | |
| Pediatrix Medical Group | 10,000+ | Sunrise | Florida | United States | |
| Drupal Association | 10,000+ | Portland | Oregon | United States | |
| Publicis | 10,000+ | New York City | New York | United States | |
| Ayesa | 10,000+ | Mendaro | Basque Country | Spain | |
| Turner Construction Company | 10,000+ | New York City | New York | United States | |
| Coldwell Banker | 10,000+ | Madison | New Jersey | United States | |
| Inetum | 10,000+ | Saint-Ouen | Ile-de-France | France |
The top three products and services offering customers that use Open Atrium for Communication are Project Management (3), Design-Build (2), Construction Management (2).
Customers
The majority of Open Atrium's customers for the communication category fall in the company size of 10,000+ employees (13 companies), 20 - 49 employees (11 companies), 250 - 499 employees (6 companies).
Employee Size
The top three geographies of Open Atrium for communication are the United States with 20(47.62%), Australia with 6(14.29%), Spain with 4(9.52%) customers respectively.
Customers
Find answers to the most often asked questions by users.
Who are the top Open Atrium competitors?
Open Atrium’s Top competitors in the communication category are Breezy HR, Whatsapp Business, Slack. You can view a full list of Open Atrium competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of Open Atrium and 40,000 other technologies on the internet. You can also compare Open Atrium and its feature with top competitors here : Open Atrium vs Breezy HR Open Atrium vs Whatsapp Business Open Atrium vs Slack.
What is Open Atrium customer distribution based on company size?
What is Open Atrium market share in the communication?
What are the top countries that use Open Atrium?
What are the top industries that use Open Atrium?
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