Best Open Source Android Libraries

Libraries are the most useful and convenient tools for developing Android apps. A developer can save time, skip writing pseudocode every time, improve code readability, and can even perform complex tasks in a simpler way and with fewer lines of code. Also, most of you will be familiar with open-source environments. You will also know how open-source projects are helping society and making a huge impact nowadays.


For whom this is a topic of discussion, open source is an environment in which the source code of projects can be viewed and changed by developers around the world (you have to follow a process for this). You can also read the above article to know more detail about open-source. Android OS, VLC media player, and many other software projects are available in open source. There are also many Android libraries which are very useful and available as an open-source project.

In this article we will talk 11 Best Open-Source Android Libraries which is available as an open-source project. We’ll talk about their benefits and we’ll provide links to their codebase so you all can go out there and see how they’ve evolved and also fix some of their bugs and help the Android community.

1. LeekCanary

memory leak This is the most common reason for Android applications to crash. As a beginner or intermediate level Android developer, you have sometimes faced the fact that you have completely coded the application in your perspective, but it crashes when you are running your app. is. You might get a little angry about why this is happening at that time. The condition may arise due to a memory leak. To understand why and when memory leaks occur, you should read this article Memory Leaks in Android. To simplify this problem, Class Developed a library and named it LeakCanary. Basically, LeakCanary will help you find and fix memory leaks in your application.

2. OKHttp

We all know that networking is important for Android. In the process of developing better apps, we have to connect to the internet and request to get data from somewhere on the internet. The data can be text, images, audio, and more. At times we also need to send data to a specific URL on the Internet. To perform these tasks, you have to write many lines of code and the process will be very complicated when we will not use any library for this. OkHttp provides us the facility to do all this. It is on the list of most used libraries for networking on Android and is also an open-source library.

3. Fast Android Networking

Fast Android Networking Library provides the fastest way to do networking on Android. It is based on OkHttp and is the most powerful open source library with which you can do all kinds of networking. You can make GET, PUT, POST and DELETE requests. You can also download and upload files. It really makes networking faster, as its name suggests.

4. Network Connection Class

The library is being maintained by a big tech giant, Facebook. Facebook has many open-source software projects which are very useful nowadays. Let’s say a user is using an app, and that app has to do networking over a large amount of data. Like uploading a file or something. At that time, it may happen that the internet connection is not strong enough to perform those tasks, so how can we inform the user that your connection is not stable or your connection is too slow? So that he can get an accurate idea that the problem is with my network and not with the software or application. Otherwise, he may believe that the application is not good and it will have a negative impact on the users of the application.

The Network Connection class provides us the possibility to perform some tasks such as sending notifications or toast messages whenever the user’s internet connection is not good. It is a very good library and this feature is also going to create better user experience for our application.

5. mp3 android chart

There are many scenarios when you have to show some data to the user. Data can be of different types and the data looks much better if we present it through charts, diagrams or graphs. This open-source mp3 android chart gives us more convenience to present our data in a great way. You should use it once and check out its repository on GitHub.

6. ExoPlayer

ExoPlayer is an open-source library that gives us more convenience while working on playing audio and video on Android. It is being maintained by Google itself. It is an alternative to MediaPlayer API by Android. It has many unique and great features that are not in the MediaPlayer API, such as Dash and SmoothStreaming Adaptive Playback. It is easy to customize and extend and can be updated through Play Store updates.

7. Event Bus

Event Bus is another useful open source library and it enables central communication between decoupled classes with just a few lines of code. It simplifies communication between components and separates event senders and receivers. It can perform well with UI artifacts. It has many advanced features such as customer preferences, delivery formulas, and more. It is small and fast too. The event bus is really helpful in data communication on Android.

8. PRDownloader

In Android development, the PRDownloader library comes into use when you need to download something from the Internet. It can be audio, video, text, APK, PDF and more. It can be used to download any type of file. It also supports pause and resume features while downloading something. The best thing about PRDownloader is that you can even download it on a large file. Multiple downloads can be parallelised. It also provides several types of callbacks, such as on progress, oncancel, onstart, on error, etc.

9. Decorator

Decorator is also very useful to decorate RecyclerView very easily. You all know how important RecyclerView is in Android development. However, you need to show some data in the form of a list. RecyclerView is very handy and at that point, if you can decorate that RecyclerView, it will look more professional. It is very useful to use this library when you are working with RecyclerView. It gives professional look to your app.

10. Ratebottomsheet

Feedback and rating are important for Android applications. Through this you can improve the services that users do not like. Plus, you’ll know what’s lagging your app, and you can work on that part and improve it. RateBottomSheet is a small open-source library that gives you this feature. It is a small library but it really helps when you want to remind user to rate your app. As its name suggests, it shows a reminder at the bottom in the form of a sheet for the user to rate your app.

11. Motion Toast

You are already familiar with Toast. It’s just a message that is displayed on your screen for a few seconds. It automatically disappears after a short and specified period. Motion Toast is an open-source Android library that provides you with tools to customize Toast messages. By default, the toast message does not look professional. It offers a variety of options for customizing your toast message. This toast provides built-in types for Message Motion Toast, Color Motion Toast, Dark Toast, Success Toast, Error Toast, Warning Toast, and more.

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