Issues and Merge Requests in GitLab Screencast
GitLab has a very powerful issue tracker that integrates completely with the GitLab workflow, allowing you to reference and even close issues with commits.
React js Tutorial: Now is Your Time to Try It, Right in Your Browser
HubSpot/messenger · GitHub
Messenger Show messages in your app. Wrap AJAX requests with progress, success and error messages, and add retry to your failed requests. Add actions (undo, cancel, etc.) to your messages.
xdan/datetimepicker · GitHub
datetimepicker Documentation jQuery Plugin Date and Time Picker DateTimePicker DatePicker TimePicker
RobinHerbots/jquery.inputmask · GitHub
These allow for a finer date validation then 99/99/9999 which also allows 33/33/3333 for example. In the jquery.inputmask.extensions.js you find a full date input validation which takes days, months & leap years into account.
jQuery Plugins finder : Kamedia Technology services
Plugin short Description (for the mask on the main screen)