Slawomir Klimek oxtilo

Oxtilo Fast Cal is a secure and flexible booking management system for WordPress. Features robust availability handling, ICS calendar synchronization, email notifications, and a full REST API. Includes built-in Polish translations.
<h4>Features</h4>
<ul>
<li>Service Management – Define multiple services with duration and type (online/in-person)</li>
<li>Booking Intervals – Configurable slot intervals (15, 30, or 60 minutes)</li>
<li>Manual Bookings – Administrator can create bookings for any time, including outside working hours</li>
<li>Frontend Management – Clients can reschedule or cancel bookings via secure links</li>
<li>Working Hours – Configure working hours for each day of the week</li>
<li>Availability Calculation – Automatic slot availability based on working hours and existing bookings</li>
<li>External Calendar Sync – Import busy times from iCloud, Proton Calendar, or holiday calendars via ICS</li>
<li>ICS Feed Export – Private calendar feed for syncing bookings to external apps</li>
<li>Email Notifications – Automatic notifications to admin and clients with ICS attachments and customizable templates</li>
<li>Mobile Friendly – Responsive booking form with quick date selection (Today/Tomorrow)</li>
<li>REST API – Token-authenticated endpoints for external integrations (Apple Shortcuts, Zapier)</li>
<li>Built-in Polish Translations – No <code>.mo</code> file needed for Polish locale</li>
</ul>

Oxtilo Fast Cal

A secure and flexible booking management system for WordPress with availability handling, ICS sync, and REST API.

tnomi

オンラインレッスン予約システム（OLB）は、マンツーマンのオンラインレッスンサイト向けにスケジューラと予約フォームを設置するものです。
講師はスケジューラを使用してタイムテーブルを設定し、会員はタイムテーブルをクリックして予約を行います。 
講師と会員には、Eメールにて予約やキャンセルの通知が送られます。
詳しくは、<a href="https://olbsys.com" rel="nofollow ugc">OLBユーザーガイド（日本語）</a>をご覧ください。
Online Lesson Booking system (OLB) was made in order to equip a web site with the reservation-form and scheduler for one-to-one online lesson.
Teacher (author) sets up a timetable using a scheduler, and member (subscriber) makes a reservation by clicking timetable. 
Teacher and a member are informed by e-mail in the case of reservation and cancellation.
Visit <a href="https://olbsys.com" rel="nofollow ugc">The User’s Guide (ja)</a>/<a href="https://olbsys.com/en/" rel="nofollow ugc">(en)</a> for more info.

Online Lesson Booking

このプラグインはマンツーマンのオンラインレッスン向けにスケジューラと予約フォームを提供するものです。 This plug-in supplies the reservation-form and scheduler for the one-to-one online lesson.

Oxtilo Fast Cal vs Online Lesson Booking