Votted
Votted is a web intelligence gathering tool, that help business owners understand and identify web opportunities.
Omtapp 
On 
One-panel 
Onelink 
Onepagecrm 
Oneroof 
Oneshot-pro 
Onestockhome 
Onestop 
Onlinexpress 
Onplanners 
Onsunless 
Onthesnow 
Open 
Open 
Openbank 
Openrelay 
Opensecura 
Openwetware 
Operations 
Oracle 
Orangebank 
Orangecounty 
Orangetv 
Orchestratorlive 
Ordbokpro 
Order-api 
Ordersapi 
Orientacionandujar 
Orifarm