10 Best Online Java Compilers to Try in 2022

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10 Best Online Java Compilers to Try in 2022

Gaurav Roy
Last updated on June 29, 2022

    Any individual who wants to develop a solid knowledge of the Java programming language needs to practice writing Java code. Beginners or even experienced programmers can use different compilers available online to start writing Java code quickly.

    Many programmers do not want to install and follow the steps required to download software for writing and running Java code on their computers. So, the best option for such individuals is to use an online Java compiler.

    There are many online Java compilers available for programmers. This tutorial brings the list of the top online Java compilers that are liked by several Java programmers for their accessibility and ease of use.

    What is a Java Compiler?

    A Java compiler is a program that accepts the source code written in Java and compiles it into a platform-independent Java program. In other words, a Java compiler converts the Java source code into Java bytecode that can run on any platform having Java Runtime Environment (JRE). Java compiler is one of the essential tools that programmers use while working on Java projects.

    Top 10 Online Java Compilers

    1. Tutorialspoint

    Tutorialspoint is a famous and reputable online platform that provides compilers for a variety of programming languages, including Java. The online Java compiler offered by Tutorialspoint comes with many useful features, like color coding and screen customization options. Also, programmers can download the source code that they write.

    2. OnlineGDB

    OnlineGDB offers an excellent Java compiler. If a programmer writes any intricate program and needs to debug the error, programmers can conveniently use the debugging tool offered by OnlineGDB. Also, it provides programmers with multiple features, such as color coding, auto-correction, auto-closing of the brackets, and autosave.

    One of the best things about this Java compiler is that it modifies the source code into a decently formatted code with the help of its built-in code formatter. The OnlineGDB is one of the best choices for compiling Java code online.

    3. Ideone

    Ideone is yet another popular online Java compiler. Beyond Java compilation, Ideone can run more than 60 programming languages that include Python, C++, and R.

    It is an easy-to-use online compiler and has a fast run time and supports all Java versions. When programmers write their Java code in the Ideone Java compiler, it shows the output in a new tab. Though this online compiler is handy and easy to deal with, it lacks some fundamental features such as auto-suggestion and screen customization.

    4. Godbolt

    Godbolt is one of the best online Java compilers. Despite existing as an online compiler, it has many valuable features that you will get in standard offline compilers.

    One of the exceptional features of Godbolt is that programmers can observe the output of their code along with its compiled binary data. While this compiler is loaded with several useful features, it is complicated, and beginners may initially find it hard to use.

    5. JDoodle

    JDoodle offers an easy-to-use online Java compiler that is well-known for its excellent compilation speed. Also, JDoodle provides both compilers and interpreters for several programming languages.

    The online Java compiler by JDoodle provides several valuable features, such as color coding, auto-correction, auto-closing of brackets, debugging , and many more. In JDoodle, users can save their source code and share it with other programmers with a unique URL.

    6. HackerEarth

    HackerEarth offers a Java compiler that comes with an intuitive user interface and supports the openjdk 1.7.0_95 version of Java. The output of the code displays on the same tab after the users hit the compile and run button.

    The Java compiler offered by HackerEarth comes with several interesting features, such as color coding, account login, and auto-suggestion. Once the programmers write the source code, they can save it or create an URL for sharing the code with other programmers.

    7. Repl.it

    By far, Repl.it provides the most attractive features with its online Java compiler. Also, it supports the latest version of Java. By using the Repl.it Java compiler, programmers can create a Java project with ease as they can create separate module files.

    One of the most outstanding characteristics of this web-based Java compiler is that it offers a console interface just next to the source code terminal so that the output of the code is displayed on the same tab. Additionally, programmers can share their code snippets with other developers.

    8. CodeChef

    CodeChef is a well-known online platform that allows you to write and compile Java code. The Java compiler offered by CodeChef displays information related to memory and time consumption after the compilation process. It also offers online compilers for many other programming languages, including C++.

    Apart from the online Java compiler, CodeChef provides study material for learning various concepts of different programming languages.

    9. Rextester

    Rextester first started as a Regular Expression Tester. It later developed to become an online compiler. It supports around 30 programming languages, including Java, C++, and C#.

    Rextester supports live collaboration, but this feature is limited only to programmers who support the project. In all, Rextester is a good platform for compiling Java code, however, it lacks some essential features, such as source code download, auto-suggestion, and screen customization.

    10. Codiva.io

    Codiva.io is another user-friendly online Java compiler that you can use to write and run Java code conveniently. To use this compiler, programmers first need to create a Java project. Also, it has an output console that helps programmers to visualize the output of the Java code on the same tab.

    One notable feature of Codiva.io is that programmers can use it to run interactive Java programs. Additionally, it is among the few online Java compilers that perform pretty well on mobile phones.

    Conclusion

    With online Java compilers, it become quite easy to write, run, and even debug Java code simply using a web browser. The online Java compilers listed above are among the best ones available on the web. You can simply try multiple online Java compilers and choose one that best suits your requirements.

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