I like this editor very much. It works fast and has advanced autocomplete for HTML, CSS, JS and PHP. Also it includes special plug-ins for all popular frameworks: Drupal, WordPress, Joomla, Yii, jQuery, Angular and so on.
Kodiak PHP - Kodiak PHP can run any PHP code directly (offline) on your iPad, no need for an internet connection.
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Salesforce Platform - Salesforce Platform is a comprehensive PaaS solution that paves the way for the developers to test, build, and mitigate the issues in the cloud application before the final deployment.