Open-Xchange competitorsClear all

Open-Xchange's top competitors include ng-voice, Code Ocean and Sipwise.
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Open-Xchange
Open-Xchange
Open-Xchange is a provider of open source software-as-a-service solutions for hosting, service provider and telecommunication companies.
ng-voice
ng-voice
ng-voice is a company focused on the development and integration of its carrier-grade communications platform based on the Kamailio IMS Core and providing voice solutions for various operators.
Code Ocean
Code Ocean
Code Ocean is a computational research platform.
Sipwise
Sipwise
Sipwise develops open source-based software and delivers core telecom switching infrastructure to replace existing legacy infrastructure and enables new over-the-top (OTT) services for telecom operators.
Founding Date
Founding Date
2005
Founding Date
2011
Founding Date
2016
Founding Date
2008
Type
Type
Private
Type
Private
Type
Private
Type
Private
Tags
Locations
Locations
Köln, DE HQ
Esbo, FI
Paris, FR
Bremen, DE
Dortmund, DE
Hamburg, DE
Nürnberg, DE
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Locations
Hamburg, DE HQ
Locations
New York, US HQ
Tel Aviv Yafo, IL
Locations
Brunn am Gebirge, AT HQ
Employees
Employees
2171% increase
Employees
472% increase
Employees
33
Employees
353% decrease
Twitter followers
Twitter followers
32
Twitter followers
689
Twitter followers
1.9 k
Twitter followers
1.4 k
Number of tweets (last 30 days)
Number of tweets (last 30 days)
N/A
Number of tweets (last 30 days)
17
Number of tweets (last 30 days)
23
Number of tweets (last 30 days)
2
Average likes per tweet (last 30 days)
Average likes per tweet (last 30 days)
N/A
Average likes per tweet (last 30 days)
1.5
Average likes per tweet (last 30 days)
0.7
Average likes per tweet (last 30 days)
1.5
Percentage of tweets with engagement (last 30 days)
Percentage of tweets with engagement (last 30 days)
N/A
Percentage of tweets with engagement (last 30 days)
70.59%
Percentage of tweets with engagement (last 30 days)
47.83%
Percentage of tweets with engagement (last 30 days)
100%
Alexa Website Rank
Alexa Website Rank
233914
Alexa Website Rank
585398
Alexa Website Rank
451861
Alexa Website Rank
288210
Employee Rating
Employee Rating
4.8
Employee Rating
4.2
Employee Rating
3
Employee Rating
2.4

Funding

Latest funding round
Latest funding round
$ 24.9m (over 4 years ago)
Latest funding round
N/A
Latest funding round
$ 15m (about 1 year ago)
Latest funding round
$ 863.5k (almost 6 years ago)
Total funding raised
Total funding raised
$ 67.9m
Total funding raised
N/A
Total funding raised
$ 17.5m
Total funding raised
$ 4m
For sources of this data, please see the company profile

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ng-voice
HQ
Hamburg, DE
Employees
47↑ 2% increase

ng-voice is a company focused on the development and integration of its carrier-grade communications platform based on the Kamailio IMS Core and providing voice solutions for various operators.

View company
Code Ocean
HQ
New York, US
Employees
33

Code Ocean is a computational research platform.

View company
Sipwise
HQ
Brunn am Gebirge, AT
Employees
35↓ 3% decrease

Sipwise develops open source-based software and delivers core telecom switching infrastructure to replace existing legacy infrastructure and enables new over-the-top (OTT) services for telecom operators.

View company