Views Secondary Tabs
Sandbox module for views secondary tabs.
Modules
Views Data Export PHPSpreadsheet
Additional spreadsheet file plugins for Views Data Export.
Add header/footer text to file.
Add Content by Bundle Views Area Plugin
Integrated with Form Mode Control.
Similar to Views Add Button.
Views Pager As Block
Expose views pagers as blocks.
Views Tree
Create hierarchical displays in views.
Documentation: https://www.drupal.org/node/1493366
Views Bulk Operations [VBO]
Select items in a view to run operations on.
Views Autocomplete Filters
Should be able to add an autocomplete for views exposed filters.
I can only get it to work with full text fields (not string).
ECA VBO
VBO integration for ECA.
Core Views Facets
Use facets with core views.
Views Year-Quarter Timestamp
Convert year/quarter taxonomies to timestamp in views.