Software Alternatives & Startups

openHAB VS EJS

Compare openHAB VS EJS and see what are their differences

openHAB

"empowering the smart home" - vendor and technology agnostic open source home automation

Rating
0 reviews
Pricing
Open source
EJS

An open source JavaScript Template library.

Rating
0 reviews
Pricing
Open source
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Which is more popular?

Based on our record, EJS seems to be a lot more popular than openHAB. While we know about 26 links to EJS, we've tracked only 1 mention of openHAB.

social mentions
1 vs 26
Home popularity
100% vs 0%
alternatives listed
78 vs 157

Base details

Website, pricing, platforms and company facts side by side.

openHAB
EJS
EJS
Website openhab.org ejs.co
Pricing
Open source
Open source
Listed in

Features and specs

What each product offers, as listed by its team.

openHAB 6 features
EJS
EJS 6 features
  • Flexibility
    openHAB supports a wide range of devices and technologies, making it highly flexible for various smart home configurations.
  • Customization
    The platform allows for extensive customization, enabling users to tailor their smart home automation rules and settings as per their specific needs.
  • Community Support
    Backed by a strong community, users can benefit from shared knowledge, tutorials, and community-contributed add-ons.
  • Cross-Platform Compatibility
    openHAB runs on multiple platforms including Windows, macOS, Linux, and Raspberry Pi, offering versatility in deployment.
  • Open Source
    Being open-source, it provides transparency and freedom, allowing users to inspect, modify, and enhance the code base.
  • Security
    Focus on privacy and security, where data can be stored locally without necessarily depending on cloud services, providing more control over personal data.

Possible disadvantages

  • Steep Learning Curve
    openHAB can be complex to set up and configure, especially for users who are not technically inclined.
  • Documentation
    Although improving, the official documentation can sometimes be lacking or hard to navigate, requiring users to invest time to find the information they need.
  • Maintenance
    Since openHAB is highly customizable, it may require regular maintenance and troubleshooting, particularly after updates or when integrating new devices.
  • Hardware Dependency
    Effectiveness can depend on the hardware used; certain devices may require additional gateways or controllers to function properly with openHAB.
  • User Interface
    While functional, openHAB’s out-of-the-box user interface may not be as polished or intuitive as some commercial alternatives.
  • Simplicity
    EJS is easy to learn and use, especially for developers who are already familiar with JavaScript. The syntax is straightforward, making it a good choice for quick application development.
  • JavaScript Integration
    Since EJS templates are JavaScript files, you can seamlessly integrate JavaScript code, making it easy to manipulate data and use familiar JavaScript functions.
  • Lightweight
    EJS is a lightweight template engine, which makes it an optimal choice for applications where performance and simplicity are critical.
  • Flexibility
    Allows for the embedding of plain JavaScript within the templates, giving developers the flexibility to add logic directly in their HTML.
  • Partial Templates
    Supports partials, which help to reuse code snippets across different views, promoting DRY (Don't Repeat Yourself) principles.
  • Server-Side Rendering
    Supports server-side rendering, which can improve performance by reducing the amount of client-side processing needed.

Possible disadvantages

  • Limited Functionality
    Compared to more feature-rich template engines like Handlebars or Pug, EJS offers limited functionalities which might be a drawback for large, complex projects.
  • Debugging
    Debugging EJS templates can sometimes be challenging. Errors within templates can often be vague, making it difficult to trace the root cause.
  • Maintenance
    Embedding a lot of JavaScript within templates can make the code harder to read and maintain, especially as the complexity of the application grows.
  • Performance Overhead
    For very large and complex templates, EJS can introduce a performance overhead compared to more optimized template engines designed for high performance.
  • Community and Support
    While EJS has a reasonable user base, the community and support may not be as extensive as more popular alternatives like React or Vue.js.

Analysis

An editorial look at what each product does well and who it suits.

openHAB
EJS
EJS

Overall verdict

  • openHAB is generally considered a good choice for tech-savvy users who are comfortable with a bit of a learning curve to achieve a highly customized and integrated smart home system. However, it might not be the best fit for users seeking a more straightforward or plug-and-play solution.

Why this product is good

  • openHAB is an open-source home automation platform that integrates a wide range of smart home devices and technologies. It is highly flexible and customizable, thanks to its modular architecture and the active community that supports and develops various add-ons. openHAB works on multiple operating systems, providing a consistent experience across different environments. It also emphasizes privacy and security, allowing users to self-host their setups.

Recommended for

  • Tech enthusiasts who enjoy tinkering with and custom-building home automation systems
  • Users who prioritize a high degree of privacy and control over their smart home setup by self-hosting
  • Individuals looking to integrate a wide range of devices and services from different manufacturers into one platform

Overall verdict

  • Yes, EJS is considered good, particularly for projects where developers want ease of use and flexibility with JavaScript templating. It is lightweight, easy to learn, and integrates well with Express, a popular Node.js web application framework.

Why this product is good

  • EJS (Embedded JavaScript Templating) is popular because it provides a simple way to generate HTML markup with plain JavaScript. It allows for the embedding of JavaScript logic within your HTML templates, making it straightforward to use for those familiar with JavaScript. It's known for its efficiency in rendering templates and ease of integration with Node.js applications.

Recommended for

    EJS is recommended for developers building server-side web applications using Node.js and those looking for a simple, yet effective, templating solution. It is particularly suitable for small to medium-sized projects where dynamic content generation is needed and for teams that prioritize simplicity and performance.

Videos

Walkthroughs and reviews on video.

openHAB 3 videos + Add
EJS
EJS 2 videos + Add

Home Automation and Security with openHAB / Home Assistant / Smartthings

More videos

  • - Live with BK-Hobby - Comparing Home Assistant and OpenHAB
  • - openHAB 2 HABpanel UI Demo | Quick How to get started guide

Kane Creek - Bestop Trail Review at EJS 2019

More videos

  • - JavaScript Templating Tutorial | Introduction To EJS

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
openHAB
EJS
EJS
100% 100%
0% 0%
0% 0%
100% 100%
100% 100%
0% 0%
0% 0%
100% 100%

User comments

Share your experience with using openHAB and EJS. For example, how are they different and which one is better?

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Reviews and articles

External articles and on-site reviews we used to compare the two products.

openHAB no reviews yet
EJS
EJS no reviews yet
  • 10 n8n.io Alternatives

    openHAB is a technology and vendor agnostic open-source automation software for your home that brings various efficient features. This home automation software is written entirely in Java and deployed on-premises and...

  • 9 Best home assistant apps for Android & iOS
    freeappsforme.com · May 2020

    The openHAB application supports devices from different brands and manufacturers, such as Amazon or Sonos, Chromecast, and Philips. In total, there are more than 2 hundred settings that are designed to support...

  • List of Open Source Home Automation Software
    linuxhint.com · Apr 2020

    But it also supports cloud in case the user wishes to avail of their services, giving the user more choice and freedom. OpenHAB supports Amazon Alexa, Apple HomeKit, Google Assistant, and IFTTT. OpenHAB is your...

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

Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

openHAB 1 mention
EJS
EJS 26 mentions
  • Welcome to the 21st century, us. Don’t know how we did it before this 😂
    You can start on a general home automation like openhab.org. Source: about 4 years ago
  • Next.js vs Express: What to Choose in 2025?
    Express does not provide SEO benefits by default and would require additional configuration with tools like EJS (Embedded JavaScript) or Handlebars for server-side rendering. - Source: dev.to / over 1 year ago
  • Chapter 7: HTML part two
    For a more robust approach, we'd probably need to install a templating language of some kind, such as Twig, EJS, Handlebars, Pug or Mustache (this is not a complete list!). Reading the documentation for posthtml-modules, you'll notice it... - Source: dev.to / over 1 year ago
  • Web Components and SSR - 2024 Edition
    Server-side Framework SSR is when you use a framework that runs the HTML templating logic entirely on the server to compose the HTML that will be rendered in the browser. These are frameworks like Ruby on Rails, ASP.Net, PHP, or even... - Source: dev.to / almost 2 years ago

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Alternatives to openHAB and EJS

When comparing openHAB and EJS, you can also consider the following products.