wp date range :
Add start date and end date to posts
https://wordpress.org/plugins/wp-date-range/
wp manage order :
Ordering content by drag/drop
https://wordpress.org/plugins/wp-manage-order/
wp custom lists :
Create lists
https://wordpress.org/plugins/wp-custom-lists/
wp custom setting :
Replaces contents ID by keys
https://wordpress.org/plugins/wp-custom-setting/
wp sidebar :
Manage sidebar by page
(More infos, contact me)
wp front end post :
Add content from the front-end (including inserting images)
(More infos, contact me)
wp custom profile builder :
Create users from front-end and activate new accounts from backend
(More infos, contact me)
wp custom alo easymail :
Add simple form for newsletter
(More infos, contact me)