Plugins kategorisearre as alphabetical | https://fy.wordpress.org

Stylish Indexes for your WordPress Blog. Create alphabetical indexes of your posts, with headings, subheadings,…

Order your posts alphabetically for each selected categories.

WP-SNAP! (WordPress System for Navigating Alphabetized Posts) creates an user interface for navigating alphabetized post…

Create and display a list of first characters for post/cpt titles which link to an…

ALPHABETICAL PAGING creates an user interface for navigating alphabetically on post titles.

This Widget will show A-to-Z listing of all the categories and its subcategories in alphabetical…

Will change the order logic for taxonomies from alphabetical to hierarchical order.