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wkhtmltopdf

accessibility-checker

Accessibility Testing Suite on raw HTML extracted from Content Management Systems.

cms-detector

A simple CMS/Webapps detector with more than 320 cms supported :D

HTMLawed

This is a fork of kesar/HTMLawed maintaining by selfoss & wallabag guys

languagetool

Style and Grammar Checker for 25+ Languages

medium-editor

Medium.com WYSIWYG editor clone. Uses contenteditable API to implement a rich text solution.

php-sentiment-analyzer

PHP Sentiment Analyzer is a lexicon and rule-based sentiment analysis tool that is used to understand sentiments in a sentence using VADER (Valence Aware Dictionary and sentiment Reasoner).

phpInsight

Sentiment Analysis with PHP

PreMailer

Crossjoin\PreMailer converts CSS in a given HTML source to inline styles and optimizes it for sending it via e-mail. It also creates a text version of the HTML source. Requires PHP 5.4+.

seo-analyzer

Basic PHP library to check several SEO metrics of a website