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Cal.com VS jQuery UI

Compare Cal.com VS jQuery UI and see what are their differences

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Cal.com logo Cal.com

Cal.com (formerly Calendso) is the open source Calendly alternative.

jQuery UI logo jQuery UI

Curated set of user interface interactions, effects, widgets, and themes built on top of the jQuery JavaScript Library
  • Cal.com Landing page
    Landing page //
    2023-10-08
  • jQuery UI Landing page
    Landing page //
    2021-10-17

Cal.com features and specs

  • Customizable
    Cal.com allows extensive customization to fit various branding and scheduling needs, which makes it adaptable for different types of users including businesses and individuals.
  • Open-source
    Being an open-source platform, Cal.com provides the flexibility for developers to modify and extend the software as per their specific needs, fostering a collaborative development environment.
  • Integrations
    Cal.com offers a wide range of integrations with other software tools like Google Calendar, Microsoft Outlook, and Zoom, enhancing its functionality and making it easier to fit into existing workflows.
  • User-friendly Interface
    Cal.com has an intuitive and clean interface that makes it easy for users of all technical skill levels to set up and manage their scheduling.
  • Privacy-focused
    Cal.com emphasizes data privacy, ensuring user information is handled securely, which is crucial for users who need to comply with regulations like GDPR.

Possible disadvantages of Cal.com

  • Learning Curve
    Although it is highly customizable, the plethora of options and features may result in a steeper learning curve for new users who are not familiar with such scheduling tools.
  • Limited Free Version
    The free version of Cal.com comes with limitations that may not be sufficient for growing businesses or advanced users who require more comprehensive features.
  • Dependency on Integrations
    Cal.com's effectiveness heavily depends on its integrations. Without these integrations, some users might find the tool less useful or incomplete, especially if their primary tools are not supported.
  • Support
    While open-source has many benefits, it may also mean that immediate, personalized support could be limited compared to fully commercial solutions. This might pose a challenge for users needing quick resolutions.
  • Performance
    As an open-source platform, the performance might vary depending on how it is hosted and managed. Suboptimal configurations could lead to slower performance or downtimes.

jQuery UI features and specs

  • Ease of Use
    jQuery UI simplifies creating and managing complex UI components with straightforward syntax and comprehensive documentation.
  • Compatibility
    jQuery UI is highly compatible with older browsers, offering a broader range of support compared to more modern frameworks.
  • Extensibility
    jQuery UI is designed to be modular and extendable, allowing developers to use only the components they need and easily extend or theming them.
  • Rich Set of Widgets
    It comes with a variety of pre-built widgets such as datepickers, accordions, and sliders, which can save development time.
  • Animated Effects
    jQuery UI includes many built-in animation effects that can enhance the user experience without requiring additional libraries.
  • Theming
    The library provides Themeroller, a tool that allows developers to create custom themes easily, ensuring UI consistency and branding.

Possible disadvantages of jQuery UI

  • Performance
    Due to its extensive feature set, jQuery UI can be relatively heavy, which may affect performance, particularly in resource-constrained environments.
  • Not Mobile-First
    jQuery UI is not designed with mobile-first principles in mind, making it less optimal for modern responsive web applications.
  • Learning Curve
    While easy to use for simple tasks, mastering jQuery UI for more complex applications may require a significant learning curve.
  • Dependency on jQuery
    Since jQuery UI relies on the jQuery library, it adds an additional dependency which can be limiting if you prefer or are required to use vanilla JS or another library.
  • Declining Popularity
    With the rise of modern frameworks like React, Vue, and Angular, jQuery UI has seen a decline in popularity and community support.
  • Limited Modern Features
    Compared to contemporary UI libraries, jQuery UI lacks some of the modern features and performance optimizations found in newer libraries.

Analysis of Cal.com

Overall verdict

  • Cal.com is generally considered a good option for scheduling and calendar management.

Why this product is good

  • Cal.com is praised for its open-source nature, allowing for greater customization and integration flexibility. It offers a user-friendly interface and supports various calendar integrations, making it a versatile tool for individuals and businesses alike.

Recommended for

  • Freelancers who need a simple yet effective scheduling tool.
  • Small businesses looking for a customizable scheduling solution.
  • Developers who appreciate open-source software and need a tool they can modify.
  • Businesses seeking a platform that can integrate with existing tools and workflows.

Analysis of jQuery UI

Overall verdict

  • jQuery UI is a solid choice for projects that already use jQuery or for developers who need to implement standard UI components quickly and easily. However, for projects starting from scratch, considering more modern alternatives that align with the current state of JavaScript development, such as React, Vue, or Angular, might be beneficial due to their extensive ecosystems and support for modern development patterns.

Why this product is good

  • jQuery UI is a popular library that extends the capabilities of jQuery with a robust set of user interface interactions, effects, widgets, and themes. It is particularly well-suited for developers who are already familiar with jQuery and need to implement features quickly without starting from scratch. Its components are widely used because they are both customizable and reliable, and it is backed by a large community that offers support and contributions. Furthermore, jQuery UI simplifies complex interactions and effects that would otherwise require significant effort to code manually, especially for those who seek cross-browser compatibility.

Recommended for

    jQuery UI is recommended for developers working on legacy projects that heavily rely on jQuery, or for quick, short-to-medium-term projects where ease of use and speed of implementation are paramount. It is also suitable for educational purposes, helping beginners understand DOM manipulation and UI interaction concepts. However, for new projects aimed at creating highly interactive and scalable applications, a framework or library that supports modern front-end technologies may be more appropriate.

Cal.com videos

+ Add

What can you do with Cal? | Cal.com Version 1.1 Launch | 10 new languages

More videos:

  • Review - Cal.com Version 1.0 Launch Event

jQuery UI videos

+ Add

jQuery UI tutorial: Adding a user interface with jQuery UI | lynda.com

More videos:

  • Review - jQuery UI Ultimate:Design Amazing Interfaces Using jQuery UI : Understanding the curriculum.

Category Popularity

0-100% (relative to Cal.com and jQuery UI)

Cal.com

jQuery UI

Appointments and Scheduling
100 100%
Appointments and Scheduling
0% 0
Javascript UI Libraries
0 0%
Javascript UI Libraries
100% 100
Calendar And Scheduling
100 100%
Calendar And Scheduling
0% 0
Development Tools
0 0%
Development Tools
100% 100

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Cal.com and jQuery UI

Cal.com Reviews

Acuity Scheduling alternatives for businesses outgrowing it
The honest read: if you're leaving Acuity because your business outgrew simple scheduling — you need deposits, add-ons, multiple staff and locations, and ideally a booking site you own — Opencals is built for exactly that transition, and pay-as-you-go means it costs nothing until you're earning. If you're leaving for a narrower reason, match it precisely: SimplyBook.me for...
Source: opencals.com
I've poked around a while ago at some Calendly alternatives (specifically was lo... | Hacker News
I tried using https://cal.com for a bit but ended up just switching over to https://zcal.co and it has been great so far. All these other scheduling tools end up trying to do too much and always seem to end up a bit clunky and charge absurd amounts for it
Source: news.ycombinator.com

jQuery UI Reviews

We have no reviews of jQuery UI yet.
Be the first one to post

Social recommendations and mentions

Based on our record, Cal.com should be more popular than jQuery UI. It has been mentiond 60 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Cal.com mentions (60)

  • "You Wouldn’t Steal a DIV": How I Built My Portfolio
    Then for the component library, I was really into coss ui. I stumbled upon it randomly one day and loved it so much. My Nathan's AI project already had a UI heavily inspired by cal.com: send button, message suggestions... So when I saw they had a shadcn/ui library with that kind of style, it was perfect for what I needed. - Source: dev.to / 6 months ago
  • AI Almost Sold Me a Subscription I Didn't Need
    I keep coming back to what would have happened if I didn't have a strong technical understanding of how calendar technology works — the difference between local and cloud calendars, what an ICS feed is, why enterprise auth blocks third-party integrations. If this was many years ago before I gained all this experience, I would have stopped at the first confident answer from my search tool, installed one of those... - Source: dev.to / 7 months ago
  • Introducing Quackback: Open-Source Feedback Platform with a Built-in MCP Server
    Plausible brought open source to web analytics. Cal.com did it for scheduling. Formbricks did it for surveys. PostHog did it for product analytics. Quackback does it for feedback collection. - Source: dev.to / 7 months ago
  • 🤝 Learn Front-End by Doing: Contribute to Cal.com's Open Source...🚀
    In this tutorial, we'll be focusing on Cal.com:. - Source: dev.to / about 1 year ago
  • 5 Side Project Ideas for Developers to Monetize as Micro-SaaS in 2025
    Take Cal.com (https://cal.com/), formerly known as Calendso. It started as an open source alternative to Calendly which offers a free, self-hostable version for users. - Source: dev.to / over 1 year ago
View more

jQuery UI mentions (15)

  • Let Me Talk About Component-based Front-end Development
    The once popular jQuery, with its strengths fully utilized in jQuery UI and Bootstrap, provides many UI components and is also friendly to backend developers, seemingly meeting the requirements. However, looking at their component implementation and resource loading forms—. - Source: dev.to / over 1 year ago
  • 100+ Must-Have Web Development Resources
    jQuery UI: An open-source library for building user interfaces based on jQuery. - Source: dev.to / almost 2 years ago
  • What is a component library and should you build your own?
    Fortunately, when I started web development in earnest, many of these issues were ironed out. By this point, there were still a handful of libraries that made writing complex interfaces with cross-browser support a little easier. Jquery UI, the first component library I used, supported accordions and other widgets. But the browser is constantly evolving, and we now have a native way of implementing this accordion... - Source: dev.to / about 2 years ago
  • Best ReactJS library for Drag-n-Drop Table for plugin Admin view?
    Because WordPress is already have these jQuery & jQuery UI libraries (https://jqueryui.com/). Source: over 3 years ago
  • jQuery 3.6.2 Released
    We still use jQuery + jQuery UI on our website because it is basically battle tested through 15+ years. https://jqueryui.com/ It is easy as hell. What's there to not like? I don't care to be called names or being old fashioned. I also don't care about "right" tooling for frontend. As far it works and it is robust and it is going to be around for many years, I am fine with it. - Source: Hacker News / over 3 years ago
View more

What are some alternatives?

When comparing Cal.com and jQuery UI, you can also consider the following products

Calendly - Say goodbye to phone and email tag for finding the perfect meeting time with Calendly. It's 100% free, super easy to use and you'll love our customer service.

jQuery - The Write Less, Do More, JavaScript Library.

Acuity Scheduling - Automate your client bookings, cancellations, reminders & payments using the worlds friendliest online scheduling software.

React Native - A framework for building native apps with React

TidyCal - Optimize your schedule with custom booking pages and calendar integrations

Babel - Babel is a compiler for writing next generation JavaScript.

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