Browse the GPL House catalog — 290 premium WordPress plugins in 18 categories, all full versions under the GPL license. Every plugin page includes a review, changelog with release dates, and downloads for the latest and two previous versions. New to GPL downloads? Start with the installation guide.

GTranslate approaches translation through Google’s engine: machine translation of your content into over 100 languages, served either through a subdirectory/subdomain structure with…

HappyForms (by the Themeisle team) is the lightweight contact form plugin for sites that don’t need an enterprise form platform. Its pitch…

HubSpot’s official WordPress plugin (historically Leadin) is the free on-ramp to the HubSpot CRM: forms that sync to the CRM automatically, live…

Hummingbird is WPMU Dev’s performance suite, and the 3.2x line shows a product being actively engineered rather than maintained: a refactored Safe…

Hustle (WPMU Dev) covers the conversion toolkit — popups, slide-ins, email opt-in forms, announcement bars, and social sharing — in one free…

Icegram takes a slightly different angle on site messaging than popup-first competitors: beyond popups, it offers header/footer action bars, toast notifications, slide-ins,…

Imagify (from WP Media, the WP Rocket team) is the compression plugin for site owners who want the decision tree made for…

Independent Analytics is WordPress-native analytics designed for people who found Google Analytics overkill: it installs in minutes, requires no account or external…

iThemes Security Pro is the Pro tier of the plugin now branded Solid Security (StellarWP) — the hardening-first suite this catalog tracks…

WordPress’s native data model stops at posts and pages — and the moment a project needs properties, courses, staff directories, product configurators,…

Jetpack Boost takes the guided approach to Core Web Vitals: a performance scorecard pulled from real Google data, then a short list…