Local WebP optimizer for WordPress. Free converts images to WebP; Pro adds AVIF and site-wide image tools.
Alternatives to Website Carbon
Plugins below are selected for functional relevance and current directory signals. Active-install counts do not affect this ranking.
Relevant replacements
WordPress plugins with similar use cases
Compatibility and update metadata provide context, not a quality guarantee. Review each plugin’s details for your site.
Effortlessly calculate any page’s impact and performance, with real-time results and no reliance on the Website Carbon API, ensuring instant updates.
Run WordPress speed tests from wp-admin. Check PageSpeed, Core Web Vitals, TTFB, page weight, database health, and create PDF reports.
Find what slows WordPress down. Not just the score.
Deny All Firewallv2.0.4
Stop unwanted requests before WordPress loads. Deny All Firewall uses .htaccess to allow genuine content and refuse everything else.
Tracks your site's real-world digital carbon footprint using actual traffic data, and shows plain-language ways to reduce it.
Estimate your website's digital carbon footprint. Display an A-F rating badge and generate sustainability reports without external APIs.
Pagemeterv1.0.3
An on-demand plugin speed test: see which plugins cost the most time to build a page, measure your caching, and prove every improvement.
Measure LCP, CLS, INP, FCP and TTFB from real visitors. 13 optimizer fixes, database cleaner, script manager and conflict detector.
Celero Adaptive Speedv3.7.31
Finds what slows your site and fixes it one change at a time: tested out of visitors' sight, kept only if all works, undone if the site slows.