Top 5 Java Compilers Every Developer Should Use in 2018


Learning Java coding is, of course, thrilling. And after hands-on experience in writing a few sample snippets, you’re all set to showcase your creativity! You have downloaded popular IDEs and tools to help you compile and validate your java code.

You’re coding, doing back-and-forth to make things work and everything works perfectly fine for you. But the compiler you’re using just crashes. It’s irritating, isn’t it? Well, we cannot do anything about it. You must be thinking about what if there is any other way-out to get your work done without getting to search, downloading and playing with new java compiler.

Today, there are many online java compilers available to help you get rid of conventional and old-fashioned compilers. Since there enormous online java compilers available, it is hard to find which one will work best for you. A few are quite simple and offers basic features while others are offering advanced features. So, which one to go for? To help you out we had compiled a list of must-have online java compilers to help you compile and develop error-free code. Let’s take a quick look at each of them.

  1. CompileJava

If you want to have something very simple to compile the code, then this is the right online compiler for you. not only helps you compile the code but also help you executing and even lets you edit the java code online on the go. All you have to do is to copy and paste your java code to the online console and you are done! It will compile the code for you. You can see the test results online within a moment.

One of the major benefits of this online tool is that you don’t have to mention any filename while compiling the code. It will parse the code, locate a public class and name it accordingly for the compiler. Moreover, you can also declare multiple public classes in a single editor.

This online compiler is available since past 5 years. One of the best things about this online compiler is that you don’t have to pay anything to use it, it is totally FREE! And everyone loves free stuff.

  1. Ideone

Talking about the most comprehensive and practical online compiler, can be the best choice for you. It is one of the rarest online compilers that allow running more than 60 programming languages on the go. Source code download, viewing public code, and syntax highlighting are the key features that grab the attention of many developers.

One of the most interesting features of this online compiler it that it provides an API for compilation as a service. This means you can build your own IDE, which you can use on your website. The only concern could be its limitation to support Java 9. It is yet not updated to let you compile or debug the code written in Java 9.

  1. Codiva

Even though it is quite a newbie in the world of online compilers, Codiva has managed to grab attention from many developers around the world. And the reason behind this is its compelling features.

The USP of Codiva is it starts compiling the very next moment you type the code in the compiler box, parses the compilation errors and displays the output in the editor before you complete the code in it! Isn’t it cool? Another interesting feature is its ability to auto-complete the code you are entering in the editor.

Aside to these two cool features, it also brings ample support to multiple files and packages. If you want, you can also define your own custom file names. Moreover, you can also leverage from various learning programs run on Codiva. Also, it is the only online compiler available which is mobile-friendly. This means you can use it anytime and anywhere using your smartphone too.

  1. JDoodle

It is one of the early online compilers available for the developers. Initially launched with the intention to target Java language, JDoodle today supports more than 70 different programming languages. Like, it doesn’t require any file name specification. It does it while parsing the file contents internally.

One feature that makes it different than rest of the online java compilers is its amazing terminal support for running various interactive programs. You can play around interactive and non-interactive mode based on the project requirements.

  1. Browxy

If you ever searched for the online java compilers, you would come to know that stands one of the most popular online compiler and excellent java editor till date. The reason behind this is its user-friendly interface that makes java code compiling quite easy and a fun activity for the stressed developers.

All you have to do is to create your account with and you’re done! You can compile the code anytime you want by logging into the website. It also serves the purpose of code repository for the newbie developers by allowing you to store your java code snippet and make it available for rest of the registered users to learn.

  1. Rextester

Started with the concept of testing regular expression, Rextester has grown immensely as an online code compiler and editor today. It is used to compile code written in Java, C, C++ and 27 other programming languages. One of its interesting features is that it gives you an option to select between multiple editors based on your preference.

When it comes to sharing, Rextester brings the amazing feature to let the users share the URL and multiple users can tweak it simultaneously and that too without any hiccups. But the only limitation with this amazing online tool is that it only supports a single file, which is usually named rextester. Also, the class defined should also not be made public.

Final Verdict

So, that’s all about the popular online java compilers available over the internet. Instead of relying on the conventional desktop tools to compile your java code, you can simply use any of these popular online editors. And that too without any hurdles of installation and troubleshoots or license. Do you know any other online java compilers? Share your thoughts in the comments below


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