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Java VS .NET

Compare Java VS .NET and see what are their differences

Flagsmith
Flagsmith lets you manage feature flags and remote config across web, mobile and server side applications. Deliver true Continuous Integration. Get builds out faster. Control who has access to new features. We're Open Source. featured
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Java logo Java

A concurrent, class-based, object-oriented, language specifically designed to have as few implementation dependencies as possible

.NET logo .NET

.NET is a free, cross-platform, open source developer platform for building many different types of applications.
  • Java Landing page
    Landing page //
    2018-09-30

We recommend LibHunt Java for discovery and comparisons of trending Java projects.

  • .NET Landing page
    Landing page //
    2023-09-19

Java features and specs

  • Platform Independence
    Java is known for its portability across multiple platforms via the Java Virtual Machine (JVM). This means you can write code once and run it anywhere.
  • Large Standard Library
    Java boasts a comprehensive standard library, which facilitates development by providing pre-built solutions for a wide array of programming tasks.
  • Robust and Secure
    Java emphasizes strong memory management and has built-in security features, making it a reliable choice for applications requiring high levels of security.
  • Community Support
    With a vast and active community, ample resources are available for learning and troubleshooting. Numerous libraries and frameworks are available due to its long-standing presence.
  • Performance
    Modern Java versions offer performance that is generally very good for many applications, particularly server-side applications where the Just-In-Time (JIT) compiler can significantly optimize runtime performance.

Possible disadvantages of Java

  • Verbosity
    Java's syntax can be verbose compared to newer languages, requiring more lines of code to accomplish the same tasks, which may reduce readability.
  • Memory Consumption
    Java applications can be memory-intensive due to their reliance on the JVM, which can be a downside for resource-constrained environments.
  • Performance Overhead
    Despite its generally good performance, Java's reliance on the JVM introduces some overhead compared to languages that compile to native machine code, such as C++.
  • No Low-Level Programming
    Java abstracts away from the hardware, making it less suitable for low-level programming tasks that require direct hardware manipulation, such as embedded systems programming.
  • Slow Startup Time
    Java applications can have slower startup times due to the overhead of JVM initialization, which can be a drawback for desktop applications or command-line tools that are frequently started and stopped.

.NET features and specs

  • Cross-Platform
    The .NET platform supports Windows, macOS, and Linux, which allows for the development and deployment of applications across different operating systems.
  • Performance
    ASP.NET Core, a part of the .NET ecosystem, has high-performance benchmarks and is suitable for developing scalable and high-performance systems.
  • Large Ecosystem
    .NET has a vast library of pre-built components, frameworks, and APIs that speed up development and reduce the need for writing code from scratch.
  • Strong Community Support
    There is a large and active community of developers, providing resources such as forums, documentation, and third-party tools.
  • Integrated Development Environment (IDE)
    Visual Studio, the primary IDE for .NET, offers robust features like IntelliSense, debugging, and testing tools, making development easier and more efficient.
  • Security
    .NET provides a range of security features, including code access security, role-based security, and encryption, making it a reliable choice for secure applications.
  • Compatible with Modern Development
    .NET supports modern development practices like containerization with Docker and cloud-native applications, particularly with Azure.
  • Language Support
    .NET supports multiple programming languages like C#, F#, and VB.NET, allowing developers to choose the right one for their needs.

Possible disadvantages of .NET

  • Learning Curve
    Given its vast ecosystem and feature set, .NET can have a steep learning curve for beginners.
  • Memory Usage
    .NET applications can be more memory-intensive compared to applications built with some other frameworks, which can be a concern for resource-constrained environments.
  • Platform-Specific Issues
    While .NET is cross-platform, certain platform-specific issues can arise, requiring additional work to ensure compatibility.
  • Cost of Microsoft Tools
    Although .NET is open-source, some associated tools like Visual Studio Enterprise come with significant licensing costs.
  • Smaller Talent Pool
    Compared to more universally taught languages like Python or JavaScript, finding highly skilled .NET developers can be more challenging.

Java videos

+ Add

AP Computer Science in 10 Minutes (Java review)

More videos:

  • Review - Java AP CS Exam Review
  • Review - Top Five Basic Programming Concepts of Object-Oriented Java - Six Minute Refresher!

.NET videos

+ Add

.NET Design Review: DataFrame

More videos:

  • Review - Truetrader.net | Loophole EXPOSED
  • Review - .NET Design Review: .NET Core 3.1

Category Popularity

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Java

.NET

Programming Language
100 100%
Programming Language
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Ad Servers
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Ad Servers
100% 100
OOP
100 100%
OOP
0% 0
Ad Serving
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Ad Serving
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 Java and .NET

Java Reviews

The 10 Best Programming Languages to Learn Today
If you want to build your career in IoT or big data, Java is arguably the best programming language to learn. Java is cross-platform compatible and offers portability and versatility to almost any type of device, making it ideal for IoT applications. The Apache Hadoop big data processing system is also written in Java.
Source: ict.gov.ge
Alternatives to Nmap: from simple to advanced network scanning
This tool can provide favorite IP address ranges, NetBIOS information and web server detection. More features can be added by installing Java plugins.
Source: www.networkworld.com

.NET Reviews

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

Social recommendations and mentions

Based on our record, .NET should be more popular than Java. It has been mentiond 49 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.

Java mentions (7)

  • Can someone help with port forwarding?
    You can use UPnP PortMapper. Source code/Download. All you need is Java and that's it. Hope this helps. Source: about 3 years ago
  • PolyGlot 3.5 Release
    I would definitely suggest installing Java for this one, and the error should have asked you to do so. I'll have to look into why that was not popping properly for you and address it in a bug fix. In the mean time, you can address the issue by going here to install Java: https://java.com/en/. Source: over 3 years ago
  • i need help pls
    Https://java.com/en/ Is this the java you're using to install optifine. When I first got optifine I thought java meant Minecraft and not java. Source: over 3 years ago
  • I keep getting this error when I try to install Worldpainter
    I had this problem before just go to https://java.com/en/ and download the java then you will have to install the actual java, then after its installed go to This PC then Windows then Program Files then Java then go to the file name file name that show I think when you downloaded it then go into bin and you will find a java.exe file then click it and World Painter will install and that's who I solved king problem... Source: over 3 years ago
  • What to do immediately with a brand new build?
    Java, Adobe Reader, Handbrake (great for converting and adjusting videos). Source: almost 4 years ago
View more

.NET mentions (49)

  • dotnet cross-platform interop with C via Environment.ProcessId system call
    Dotnet (.NET 9 is used for this article) and C# decompiler. - Source: dev.to / about 1 month ago
  • Why Does Everyone Forget Java and C# for Backend Development? Why Don’t Full-Stack Developers Learn Java and C#?
    C# was developed by Microsoft in the early 2000s as part of its .NET initiative, led by Anders Hejlsberg. Originally designed as an alternative to Java, C# evolved into a powerful language for Windows applications, backend services, game development (via Unity), and cloud computing. The introduction of .NET Core made C# fully cross-platform, allowing it to run on Windows, Linux, and macOS. - Source: dev.to / 3 months ago
  • Implementing Social Authentication in .NET Web API
    This blog post details how to implement social authentication and provide users with several social login options and how we can handle the users' data obtained as a result of these logins in our application. In this blog post, we’ll look at how we can integrate Google and Facebook login authentications. We will see how this can be implemented from the server side of an application using .NET 6; Microsoft's own... - Source: dev.to / 8 months ago
  • Unit (Visual Programming System) [video]
    We never quite lost it, just the startup SV culture lost sight of them, https://www.embarcadero.com/products/delphi https://dotnet.microsoft.com/en-us/ https://www.outsystems.com/ Or in the game industry, https://docs.unrealengine.com/5.2/en-US/blueprints-visual-scripting-in-unreal-engine/. - Source: Hacker News / over 1 year ago
  • How can I create beautiful graphics easily for my apps and website?
    I want to create graphics easily like found on this website" https://dotnet.microsoft.com/en-us/. Source: almost 2 years ago
View more

What are some alternatives?

When comparing Java and .NET, you can also consider the following products

Python - Python is a clear and powerful object-oriented programming language, comparable to Perl, Ruby, Scheme, or Java.

WPMU DEV - WPMU offers WordPress Plugins, WordPress Themes, WordPress Multisite and BuddyPress Plugins and Themes.

JavaScript - Lightweight, interpreted, object-oriented language with first-class functions

MAMP - MAMP is the abbreviation for Macintosh, Apache, MySQL, and PHP. It is a reliable application with its four components that allows you to access the local PHP server as well as the database server (SQL).

Rust - A safe, concurrent, practical language

Firefox Developer Edition - Built for those who build the Web. The only browser made for developers.

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