Andrey

Simple Availability Calendar plugin is designed for running the availability schedules of registered site users and presenting their availability calendars.
The key controls of the plugin are: 
– Web control for entering the availability schedule for week days 
– Web control for showing availability calendar with appointments booking interface 
– Web control for showing extended availability calendar with appointments booking interface 
– Web control for user’s appointments list
This plugin gives the next main advantages: 
– Shortcodes for all web controls with special parameter for selecting the schedule owner – current user, current post author or user id 
– Customizable date and time format, first week day – plugin uses WordPress site settings, admin can change it from standard WordPress settings page 
– Timezones for users availability schedules – all dates and times will be shown according to the selected timezone 
– Tuning the availability schedule with extended calendar – user can enable or disable certain dates and times 
– Dashboard pages: admin can edit users schedules and appointments 
– Uploading availability schedules for the next dates via Ajax, without page reload 
– Reduced Ajax traffic for better performance and faster data upload 
– Standard form for booking an appointment with email, name and message fields, and captcha for preventing malicious requestszzz
The core plugin control is the availability schedule. Here user can enter his schedule according to the week days. Also it is possible to switch off the whole schedule and become unavailable. And very useful feature for users from different parts of the world – selecting appropriate timezone (by default: site timezone). Control is shown for the current signed-in site user. 
Shortcode: 
 [sa_calendar_schedule]
Availability calendar control is designed for compact presenting of the user available dates and times. Ajax is used for uploading the schedules for next months, so user don’t need to wait the page reloading. User can book an appointment by selecting date and time and filling appointment form. 
Shortcode: 
 [sa_calendar_calendar for_user=”current|post_author|UID”]
Extended availability calendar gives more opportunities for tuning the schedule. Being shown for schedule owner, it allows to manage schedule by enabling or disabling certain dates and times, and indicates the times with booked appointments. When shown for other users, it just presents the same availability schedule in different view. And, of course, user can book an appointment by selecting date and time and filling appointment form. 
Shortcode: 
 [sa_calendar_extcalendar for_user=”current|post_author|UID”]
User’s appointments list presents information about current and previous appointments of current user. There is a button for showing/hiding previous appointments. Also schedule owner can cancel each appointment and delete all information about it from the site database. 
Shortcode: 
 [sa_calendar_userapps for_user=”current|post_author|UID”]
Simple Availability Calendar allows users to manage their availability schedules and appointments from WordPress dashboard. And super admin can manage all schedules and appointments of the site.
for_user parameter: 
– current – control is shown for the current signed-in user 
– post_author – control is shown for the current post author inside the WordPress loop 
– UID – non-negative integer, control is shown for WordPress user with this ID

SA Calendar

Create and manage schedules for site users, show availability calendars with appointments booking interface

inputwp

Availability Datepicker by <a href="https://www.inputwp.com/" rel="nofollow ugc">InputWP</a> is a booking calendar and date time picker plugin that turns any text field into a smart availability datepicker. Define your business hours, booking type, and availability rules — the calendar enforces them automatically on the frontend. Works with Contact Form 7 via a simple CSS selector, with no code required on your end.
<h4>Perfect For</h4>
<ul>
<li>Doctor / Medical clinic — Fixed 30-minute appointment slots, Monday–Friday, 24-hour minimum notice, 60-day booking window.</li>
<li>Salon & Beauty — Fixed 60-minute sessions, Monday–Saturday, 2-hour advance notice, 30-day booking window.</li>
<li>Hotel / Vacation Rental — Day Based mode, check-in and check-out date selection, minimum 2-night / maximum 30-night stay, 365-day booking window.</li>
<li>Car Rental — Flexible Range, pickup and return with date and time, 4-hour minimum / 7-day maximum, every day, 90-day booking window.</li>
<li>Equipment Rental — Flexible Range, overnight to multi-day rentals, 12–72-hour duration, 60-day booking window.</li>
<li>Meeting Room — Flexible 1–8-hour bookings, Monday–Friday, 15-minute buffers between slots, 30-day booking window.</li>
<li>And anyone who runs appointments, reservations, or rentals and needs to show live availability on their booking form.</li>
</ul>
<h4>Works with Contact Form 7</h4>
Availability Datepicker integrates with Contact Form 7 (and any other form plugin) through a CSS selector. Add a text field to your form, copy the CSS class from the Integration panel, and paste it into the field’s class setting. No shortcodes or custom code needed.
Follow the step-by-step guide for <a href="https://www.inputwp.com/about/date-and-time-picker-field-on-contact-form-7/" rel="nofollow ugc">Contact Form 7</a> or <a href="https://www.inputwp.com/about/date-picker-in-divi-contact-form/" rel="nofollow ugc">Divi</a> to connect your date picker field in minutes.
<h4>Three Booking Types</h4>
Choose the booking type that matches how your business operates:
<ul>
<li>Fixed Time Slots — Guests pick a specific time slot (e.g. 9:00 AM – 10:00 AM). Ideal for appointments, consultations, and classes. Uses a single date and time field.</li>
<li>Day Based — Guests pick a check-in date and a check-out date. Ideal for hotels, B&Bs, and vacation rentals. Uses two separate date fields.</li>
<li>Flexible Range — Guests pick a start date+time and an end date+time. Ideal for car and equipment rentals, meeting rooms, and multi-hour bookings. Uses two separate date+time fields.</li>
</ul>
Six Quick Setup Presets let you pre-fill all availability settings for the most common scenarios in one click.
<h4>Advanced Availability Settings</h4>
The availability calendar is driven by a comprehensive set of rules you configure in the admin panel:
<ul>
<li>Business Hours — Enable or disable each weekday independently. Add multiple open time ranges per day to model morning and afternoon shifts.</li>
<li>Availability Window — Control how far ahead booking is open: dynamically (X days from today) or within a fixed predefined date range.</li>
<li>Slot Interval — Set the gap between available time slots: 15, 30, or 60 minutes.</li>
<li>Minimum Notice — Require a minimum lead time before a slot can be booked (e.g. 24 hours in advance).</li>
<li>Buffers — Add preparation or cleanup time before and after each slot to prevent back-to-back bookings.</li>
<li>Min/Max Bookable Days — Set the shortest and longest allowed stay lengths (Day Based mode).</li>
<li>Min/Max Duration — Set the shortest and longest allowed rental or booking period (Flexible Range mode).</li>
<li>Blocked Dates — Mark specific dates as unavailable: holidays, closures, one-off exceptions.</li>
<li>Allowed Date Exceptions — Open a normally-closed date with custom hours (e.g. a special Saturday opening).</li>
<li>Live Admin Preview — See how the calendar looks with your current settings before saving.</li>
</ul>
<h4>Features</h4>
<ul>
<li>Date picker — Allow users to pick a date on the availability calendar.</li>
<li>Time picker — Let users choose an available time alongside the date.</li>
<li>Three built-in themes — Light, and Dark.</li>
<li>Multiple language support — Display the datepicker interface in 40+ languages.</li>
<li>Date formats — Choose from 15+ date format options (d/m/Y, Y-m-d, M j Y, and more).</li>
<li>Time format — 12-hour (AM/PM) or 24-hour display.</li>
<li>Timezone — Configure the timezone your availability rules are based on.</li>
<li>Inline display — Keep the calendar always visible on the page instead of opening as a dropdown.</li>
<li>Quick Setup Presets — Six pre-configured templates (Doctor, Salon, Hotel, Car Rental, Equipment Rental, Meeting Room) to get started in seconds.</li>
</ul>
<h4>Upgrade to PRO</h4>
PRO unlocks (as shown on the Support page in the admin):
<ul>
<li>Bookings — Capture, manage, and block slots automatically so dates are disabled once booked.</li>
<li>Multiple Resources — Custom availability rules per resource or form field.</li>
<li>Branding & dynamic styling — Full control over calendar colors, fonts, and labels.</li>
<li>Import from .ics — Sync Google Calendar, Outlook, and other calendar services to block busy dates.</li>
<li>Divi & WooCommerce integration — Native integration with Divi and WooCommerce.</li>
</ul>
Try the <a href="https://www.inputwp.com" rel="nofollow ugc">PRO version</a> today. Have a feature request? <a href="https://www.inputwp.com/support/" rel="nofollow ugc">Let us know</a>.
<h3>Credits</h3>
<ul>
<li><a href="https://xdsoft.net/jqplugins/datetimepicker/" rel="nofollow ugc">xdsoft.net datetimepicker jQuery plugin</a></li>
</ul>

Availability Datepicker – Booking Calendar for Contact Form 7 – Input WP

Availability datepicker & booking calendar for any form. Configure business hours, time slots, date overrides and a booking window.

SA Calendar vs Availability Datepicker – Booking Calendar for Contact Form 7 – Input WP