Just go on project's link , and use these usernames , passwords depents of project!

for worldcalendar (freelancer) , username:freelancer , password:freelancer

for doctor calendar , username:doctor , password:doctor

for lawer calendar , username:lawer , password:lawer

for mechanic/technician , username:mechanic , password:mechanic

for rent room/hotel calendar , username:rentroom , password:rentroom

for rent car calendar , username:rentcar , password:rentcar