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Keycloak VS Node.js

Compare Keycloak VS Node.js and see what are their differences

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.

Keycloak logo Keycloak

Open Source Identity and Access Management for modern Applications and Services.

Node.js logo Node.js

Node.js is a platform built on Chrome's JavaScript runtime for easily building fast, scalable network applications
  • Keycloak Landing page
    Landing page //
    2022-03-20
  • Node.js Landing page
    Landing page //
    2023-04-18

Keycloak features and specs

  • Open-Source
    Keycloak is an open-source identity and access management solution, which means it is free to use and has a community-driven support system. This can lead to lower costs and more flexibility compared to proprietary solutions.
  • Feature-Rich
    Keycloak offers a comprehensive set of features including single sign-on (SSO), multi-factor authentication (MFA), user federation, identity brokering, and social login. This makes it suitable for a wide range of use cases.
  • Customizability
    With Keycloak, you can customize the authentication and authorization processes through its extensible architecture, allowing for the addition of custom features and integrations.
  • Integration Capability
    Keycloak supports integration with various protocols such as OAuth 2.0, OpenID Connect, and SAML, making it versatile for integrating with different platforms and services.
  • Active Community
    Keycloak has an active and growing community of developers and users who contribute to its improvement and provide support, resources, and shared knowledge.

Possible disadvantages of Keycloak

  • Complexity
    Keycloak can be complex to set up and configure, especially for users who are not familiar with identity and access management concepts. This may require additional time and expertise.
  • Resource-Intensive
    Running Keycloak can be resource-intensive, requiring more CPU and memory compared to simpler authentication solutions. This may necessitate higher infrastructure costs.
  • Learning Curve
    The learning curve for Keycloak can be steep for new users due to its wide range of features and configuration options. Ample time might be required to fully understand and utilize its capabilities.
  • Documentation Quality
    While Keycloak has extensive documentation, some users find it to be insufficiently detailed or difficult to navigate, which can impede the setup and troubleshooting process.
  • Maintenance
    Operating a Keycloak instance involves ongoing maintenance tasks such as updates, security patches, and backups, which can be time-consuming and require dedicated resources.

Node.js features and specs

  • Asynchronous and Event-Driven
    Node.js uses an asynchronous, non-blocking, and event-driven I/O model, making it efficient and scalable for handling multiple simultaneous connections.
  • JavaScript Everywhere
    Developers can use JavaScript for both client-side and server-side programming, providing a unified language environment and better synergy between front-end and back-end development.
  • Large Community and NPM
    Node.js has a vibrant community and a rich ecosystem with the Node Package Manager (NPM), which offers thousands of open-source libraries and tools that can be integrated easily into projects.
  • High Performance
    Built on the V8 JavaScript engine from Google, Node.js translates JavaScript directly into native machine code, which increases performance and speed.
  • Scalability
    Designed with microservices and scalability in mind, Node.js enables easy horizontal scaling across multiple servers.
  • JSON Support
    Node.js seamlessly handles JSON, which is a common format for API responses, making it an excellent choice for building RESTful APIs and data-intensive real-time applications.

Possible disadvantages of Node.js

  • Callback Hell
    The reliance on callbacks to manage asynchronous operations can lead to deeply nested and difficult-to-read code, commonly referred to as 'Callback Hell'.
  • Not Suitable for CPU-Intensive Tasks
    Node.js is optimized for I/O operations and can become inefficient for CPU-intensive tasks, slowing down overall performance due to its single-threaded event loop.
  • Immaturity of Tools
    Compared to more established technologies, some Node.js libraries and tools still lack maturity and comprehensive documentation, which can be challenging for developers.
  • Callback and Promise Overheads
    Managing asynchronous operations using callbacks or promises can lead to additional complexity and overhead, impacting maintainability and performance if not handled correctly.
  • Fragmented Ecosystem
    The fast-paced evolution of Node.js and its ecosystem can lead to fragmentation, with numerous versions and libraries that may not always be compatible with each other.
  • Security Issues
    The extensive use of third-party libraries via NPM can introduce security vulnerabilities if not properly managed and updated, making applications more susceptible to attacks.

Keycloak videos

What is Keycloak and what are the main features | DevNation Live

More videos:

  • Review - Keycloak Overview
  • Review - Easily Secure Your Front and Back End app with Keycloak

Node.js videos

What is Node.js? | Mosh

More videos:

  • Review - What is Node.js Exactly? - a beginners introduction to Nodejs
  • Review - Learn node.js in 2020 - A review of best node.js courses

Category Popularity

0-100% (relative to Keycloak and Node.js)
Identity And Access Management
Developer Tools
0 0%
100% 100
Identity Provider
100 100%
0% 0
Runtime
0 0%
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 Keycloak and Node.js

Keycloak Reviews

12 User Authentication Platforms [Auth0, Firebase Alternatives]
You can integrate Keycloak with your applications to have a single-sign-in and single-sign-out experience. Moreover, one can activate social logins without any modification in code. Additionally, it allows user authentication via existing OpenID Connect or SAML 2.0
Source: geekflare.com
10+ Open-source Single-Sign On (SSO) Solutions
Keycloak is a free, open-source identity and access management system with highly configurable Single-Sign-On (SSO) support.
Source: medevel.com
10 Best Auth0 Alternatives and Similar Platforms
Keycloak may be quite beneficial because it provides a built-in method for syncing with databases, such as LDAP or Active Directory, when your users already are registered on. If you use Social Login for social platforms such as Facebook, Keycloak might be a great tool for your organization.
Top 5 Open Source Single Sign-On Software In the Year 2021
KeyCloak is another free software that is based on OpenID Connect, OAuth2.0, and SAML2.0. It provides SSO capabilities across web applications and web services. Above all, this open source software provides integrations with LDAP and Active Directory. There is a logical user interface where users can manage roles, permissions, and sessions. Moreover, this free solution...
IAM: A comparison of open-source tools
/ Digitalberry news / IAM: A comparison of open-source toolsIAM: A comparison of open-source toolsWhy use an Identity Provider (IdP)?Comparative study of Identity Providers (IdP)1. Our team’s first choice: Keycloak2. In second place of our comparative study: Gluu3. Special mention: FusionAuthDiscover our expertiseContact our experts

Node.js Reviews

Top JavaScript Frameworks in 2025
JavaScript is widely used for back-end or server-side development because it makes a call to the remote server when a web page loads on the browser. When a browser loads a web page, it makes a call to a remote server. Further, the code parses the page’s URL to understand users’ requirements before retrieving and transforming the required data to serve back to the browser....
Source: solguruz.com
9 Best JavaScript Frameworks to Use in 2023
Node.js applications are written in JavaScript and run on the Node.js runtime, which allows them to be executed on any platform that supports Node.js. Node.js applications are typically event-driven and single-threaded, making them efficient and scalable. Additionally, the Node Package Manager (NPM) provides a way to install and manage dependencies for Node.js projects...
Source: ninetailed.io
20 Best JavaScript Frameworks For 2023
TJ Holowaychuk built Express in 2010 before being acquired by IBM (StrongLoop) in 2015. Node.js Foundation currently maintains it. The key reason Express is one of the best JavaScript frameworks is its rapid server-side coding. Complex tasks that would take hours to code using pure Node.js can be resolved in a few minutes, thanks to Express. On top of that, Express offers a...
FOSS | Top 15 Web Servers 2021
Node.js is a cross-platform server-side JavaScript environment built for developing and running network applications such as web servers. Node.js is licensed under a variety of licenses. As of March 2021, around 1.2% of applications were running on Node.js. Among the top companies and applications utilizing this modern web server are GoDaddy, Microsoft, General Electric,...
Source: www.zentao.pm
10 Best Tools to Develop Cross-Platform Desktop Apps 
Electron.js is compatible with a variety of frameworks, libraries, access to hardware-level APIs and chromium engine, and Node.js support. Electron Fiddle feature is great for experimentation as it allows developers to play around with concepts and templates. Simplification is at the center of Electron because developers don’t have to spend unnecessary time on the packaging,...

Social recommendations and mentions

Based on our record, Node.js seems to be a lot more popular than Keycloak. While we know about 896 links to Node.js, we've tracked only 4 mentions of Keycloak. 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.

Keycloak mentions (4)

  • Beyond the login page
    Most of the time nowadays, I prefer offloading this to an identity provider, using OpenID Connect or soon Federated Credential Management (FedCM), even if that means shipping an identity provider as part of the deliverables (I generally go with Keycloak, with keycloak-config-cli to provision its configuration). I'm obviously biased though as I work in IT services, developping software mainly for... - Source: dev.to / over 1 year ago
  • Okta Says Hackers Stole Data for All Customer Support Users
    Yet another breach of Okta... Why are companies not running something like keycloak [1] themselves? Are administrative/maintenance costs too high or is it plausible deniability? [1] https://keycloak.org. - Source: Hacker News / over 1 year ago
  • I built a ready-to-use auth server with TypeScript and Express.js
    I'd stick with a solution like https://keycloak.org in that instance. Source: about 2 years ago
  • Authelia is an open-source authentication/authorization server with 2FA/SSO
    A few more projects in this space: - Keycloak (you won't get fired for picking this)[0] - CloudFoundry's UAA[1] - Gluu [2] - Keratin [3] - OpenUnison [4] - Dex[5] - Netlify's GoTrue[6] All of these solutions are a bit different but here are some of the axes: - Whether or not they function as an OAuth provider - Whether they're centered around application-user-login (email + password) or application auth (OAuth) or... - Source: Hacker News / about 4 years ago

Node.js mentions (896)

View more

What are some alternatives?

When comparing Keycloak and Node.js, you can also consider the following products

Auth0 - Auth0 is a program for people to get authentication and authorization services for their own business use.

ExpressJS - Sinatra inspired web development framework for node.js -- insanely fast, flexible, and simple

Okta - Enterprise-grade identity management for all your apps, users & devices

VS Code - Build and debug modern web and cloud applications, by Microsoft

OneLogin - On-demand SSO, directory integration, user provisioning and more

Laravel - A PHP Framework For Web Artisans