Create a real meeting site

Good afternoon. You need a meeting site, so people can make an appointment or fit in.
It’s like blabla car just watching the available meetings in your city.
Intuitive interface. No registration. Just the password name.
Then comes the letter about the possibility of full registration.

Offer a meeting
Category of meeting
Communication
Meet the comb
Business
Sport
Medicine.
Study of foreign languages
ytp
The meeting place ... St and city description (coordinates)
Date and time
Phone.
The ability to publish or not to publish bodies for participants

Find a meeting by category
See all the meetings.
Sorting by location
Date.
Or categories.
Fit in for the meeting.
Name.
Tel.
Whether or not to publish to the participants
I'll be right.
Maybe I will.
I will meet if there are at least 2 participants with the status of the
That's it.