Script similar to schedulicity, opencal or genbook

We want a site similar to schedulicity and would require modifications, which will be determined based on evaluating your existing development. We need both front and back end You must have demo to show . Hence provide admin username and password to explore In addition, please state framework and architecture used. The Script should be capable to be multi-lingual. The script should be 'copyright-free' and most importantly 'bug-free'. The script must not be encrypted so we can modify the scripts in any ways we want. (NO STOLEN script and single license stuff) Here are some requirements to elaborate the appointment scheduler solution similar to the service provided by [login to view URL] Requirements: 1. The appointment scheduler will be used for multiple businesses to manage their clients' appointment 2. Clients can schedule appointments on the fly (similar way as [login to view URL]) either via business category search or directly from the business QR code 3. The business provider will access a web application to configurate their schedule for setting/updating staff availability for the different services and set of services they provide 4. The business provider will access a web application providing a calendar to view/set-up/edit/cancel the client appointment and access client contacts and set-up authirization right for edit the calendar for their staff 5. Client will get an sms notification for their appointments where the application will be using a web free sms provider The person that have a demo will get the project also the lowest bidder wins, however if you have the best script then budget can be higher. We need this ASAP. Start your bids now..