How to build gadgets on our website

[gerrit]

hi everybody,
i'm new member in this forum.
i found great website https://www.allyve.com
on it we can manage some widgets from any website service like gmail, facebook, etc.
anybody have idea to build widget modification like on that site or know how to build gadgets for my website?
or anybody know opensource site idea like on https://www.allyve.com
i want build website with php script.

Thanks
Gerrit

[google junky]

too bad they don't have a version in english

[gerrit]

ya only germany version, but we can try register and explore that site to know logic that site use to apply widgets. i not understand germany language but i found nice widgets apply on that site when try to explore.