Verschillende handige WP links
Just another contact form plugin. Simple but flexible.
Improve your WordPress SEO: Write better content and have a fully optimized WordPress site using the Yoast SEO plugin.
Limit rate of login attempts, including by way of cookies, for each IP. Fully customizable.
The best Google Analytics plugin for WordPress. See how visitors find and use your website, so you can keep them coming back.
Search Engine (SEO) & Performance Optimization (WPO) via caching. Integrated caching: CDN, Page, Minify, Object, Fragment, Database support.
Check posts, pages & all content for broken links & missing images to improve SEO. Get notified when bad links are found.