Admin Panel http://lethe.artlantis.net
Front-end Examples http://lethe.artlantis.net/demo_forms/
E-Mail Marketing Animations http://bit.ly/33cJp1X
Official Presentation Site https://www.newslether.com

Full Features

General

• Easy Installation
• Multi-User System
• Multi Language (23 Language Inc.) and Language Editor
• Bootstrap 5 Supported & Responsive
• User Specific Theme Selection (16 Theme Inc.)
• WYSIWYG Editor & Drag / Drop Design
• API Support
  • Groups: Add / Edit / Remove / Get / List
  • Subscribers: Add / Edit / Remove / Get / List / Move / Blacklist
• Static / Dynamic Short Codes
• Advanced Graphical Statistics
• File Manager (User specific file management)
• RSS Feed & Web View Options
• Single / Double Opt-in Verification
• User permissions (Module usage restrictions)
• Timezone support
• Debug Mode
• Submission simulations
• Cronjob automation & manual cronjob management
• Upload limits & file type restrictions
• Browser based campaign submission
• Surveys

Subscription

• Unlimited group creation
• System groups (Blacklist, Ungrouped, Unsubscribed, Bounce)
• Group merging
• Bulk actions (Batch change information on the selected group.)
• Blacklists 
• Unregistered e-mails (Archives unsubscribed or problematic email addresses)
• Import / Export
  • Classical imports (It retrieves data from different stored txt files.)
  • Advanced CSV imports (Drag/ Drop field selection)
  • Third party imports (Retrieves data from another databases.)
    • Wordpress, Opencart, Prestashop, Magento, osCommerce, Joomla, phpBB supports
  • Advanced data exports (TXT & CSV supports)
• Subscribing Forms
  • Bootstrap 5 & Semantic UI support
  • Success / Error message customization
  • Page redirection after successfully subscribing
  • Disable subscription
  • jQuery, jQueryUI, SweetAlert library imports (If the libraries are not available on the page the form is called.)
  • Unlimited fields (14 field type inc.)
  • Drag / Drop form builder
  • reCaptcha (google v2 & v3 inc.)
  • Add / Remove option
  • Customizable field validation errors
  • Regex pattern support
  • Customizable layout (table, horizontal, without labels etc.)
• Subscriber specific graphical reports
• Manual e-mail sender
• Manual verification mail sender
• Subscriber specific data views

Campaigns

• Launch date settings (Send now or specific date)
• Multiple group selection
• Unlimited attachements
• Campaign specific submission account selection
• Preview and Tests
• Campaign specific Sender / Reply E-mail customization
• Run / Reset / Stop feature
• Advanced reports (Clicks, opens, bounces, unsubscribes)
• Productivity analysis (Campaign quality, loses, list quality etc)
• Autoresponder
  • After subscription mails (after x date)
  • After unsubscription mails (after x date)
  • Specific date submissions (Selected weekdays and campign reset cycle)
  • Special date submissions (Sending e-mail on a special date for the subscriber. eg: birthday, invoice etc)

Templates

• System templates (Already verified, error occured, no records, thanks, unsubscription, verification, password resets, survey)
• Drag / Drop builder
• Ready to use template downloader

Submission Accounts

• SMTP, phpMail, Gmail & GAuth, SendGrid, Mandrill, Mailgun, Amazon SES, Elastic Email
• Chained submission accounts (If the limit is exceeded, it will continue to send from the other account selected.)
• Bounce mail controls (Customizable actions after bounce mail found. Delete / Move / Blacklist / Ubsubscribe etc)
• Customizable bounce mail rules
• DKIM
• phpMailer, swiftMailer library options
• Limit range options
• User based submission account selection

Surveys

• Unlimited question and answers
• Campaign / Subscriber based reports
• Customizable success / error messages
• Customizable themes

Requirements

• PHP 7.4+, MySQL 5.x
• Curl Function
• fopen, fileinfo, file_get / file_put .. functions
• Writable files / folders
• bcmath or gmp and sodium extension
• random_bytes or random_pseudo_bytes functions
• mod_rewrite extension

Recommended

• imap_open function
• shell_exec access
• post_max_size, upload_limit, script_execute_time modifications

Optional

• fputcsv() function
• mail() function

Support

If you have trouble with Lethe, please use contact form in my profile. Don’t share your Lethe URL on comment area. Also if you sent directly mail about support request, please attach your purchase code in your message.

Notes

Before Purchase:

• Lethe is not a plugin or blog. Demo front-end page just demo about Subscribe Forms and integration views (flash, custom forms etc). Do not expect full blog or website.
• Please try to contact me before negative votes if you have trouble with Lethe. Lethe already passed beta-tests, but there too many servers available and server differences, hosting settings / permissions is not mean script faulty. Please contact me if you have trouble about usage I can optimize of your Lethe with your hosting settings if its possible.
• Item support just contain error fixes and server-side mismatch controls. Customization is not included support.
• The downloaded file cannot be refunded. Item requirements are clearly stated. If it is not suitable for your system, do not buy it.
• Installation is not included in your support payment. If you want help with installation, please contact the author for the extra setup fee.

Extra Tools

• Lethe multi-language system using Sirius PHP Language File Editor
• Advanced file manager for HTML editor miniPAN PHP File Management System
• Change pop-up helper with your own texts via poin.tips

Templates & Translation

You can download templates in your Template Loader section. We will update our template database periodically. Premium download system is not ready right now, PSD and HTML files will be downloaded when premium system activated.

We have use Google translation for multi-language system. Sorry for wrong translation but its would be great to edit your language files. Also thank you for sending us the language files you are editing.

Change Logs & Releases

    ** v.3.0.1 **

    - Minor PHP 8 fixes

    ** v.3.0 **

    - Upgraded to Bootstrap 5
    - API system changed
    - User-specific submission account feature added
    - Elastic Email and MailGun feature added
    - SendGrid submission system changed to API
    - Remote update system changed
    - Short code system changed
    - Survey feature added
    - Browser sender feature added
    - Unregistered emails feature added
    - Drag / Drop form builder feature added
    - Same emails can be added on different groups
    - Drag / Drop Html builder feature added
    - PHP Libraries upgraded to 7.4+
    - New reporting features added
    - Geo statistic feature added
    - Submission simulations feature added
    - Chained submission account feature added
    - Multi attachements feature added

    ** v.2.2.1 **

    - MySQL DB STRICT_TRANS_TABLES mode issue fixed

    ** v.2.2 **

    - Installation DB NULL error fixed
    - License verification server has been changed
    - Some PHP7 issues fixed – System tested on (PHP 5.4 - 5.6 and PHP 7.0 - 7.3)
    - Send Now feature has been changed
    - Password recovery system has been changed
    - Password recovery template added
    - System Submission account changed SMTP to PHPMail for first installation
    - Swiftmail settings has been changed
    - Verification system has been changed
    - New bounce rules added
    - New Feature: Bounce rule manager added
    - Incoming Mail Setting Fields removed.
    - Dashboard first login variable error fixed.
    - Uploading class modified for PHP7
    - CSV Analyser Error Fixed
    - New Feature: CSV Multiple Subscriber Data Export
    - New Feature: Language file editor added
    - PHPMailer class autoloader error fixed
    - Google reCaptcha V3 Added, V1 Disabled

    ** v.2.1 **

    - Send Now Feature Added
    - Single Cron Task File Added
    - Database Controller Class Has Been Changed
    - Newsletter and Autoresponder List and Stat Calculation System Has Been Changed
    - Organization Setting Section Merged With General Settings
    - Database Table Creation System Changed to Import SQL file method
    - Installation File Has Been Changed, Requirement List / Controllers Modified
    - New Language Keys Added
    - Autoresponder After Subscription Action Modified
    - Chrome Date Input Field Issue Fixed
    - shell_exec and crontab Command Editor Added
    - Subscribing Form Section and Embed Code Generator Changed
    - Group Choicer Field Added on Subscribing Forms
    - Same E-Mails Can Be Added on Different Groups
    - Amazon SES System Has Been Changed, Region Choicer / Port Available Now
    - New Bounce Rules Added
    - Bounce Controller Enable / Disable Option Added
    - Verification Mails Added on API Subscription
    - Auto Track Link Controller Added
    - Remote Update System Added (Requires License Code for Downloads)
    - Jquery Countdown system changed. Older version was used browser time.
    - Manual submission account resetter option added.
    - Subscriber Tags Added (for Mr, Mrs, Sir, Madam)
    - CSV Analyser new options added
    - Subscriber Tag (Name Prefix) Field Added on Subscribing Forms
    - Subscriber Tag (Name Prefix) Short Code Added

    ** v.2.0 **

    - Stable Version