What build system does Google use?

Bazel
Google’s build system for fast and correct builds Bazel is Google’s own build tool. Bazel has built-in support for building both client and server software, including client applications for both Android and iOS platforms. It also provides an extensible framework that you can use to develop your own build rules.

What control system does Google use?

Piper
Basically, Google has built its own “version control system” for juggling all this code. The system is called Piper, and it runs across the vast online infrastructure Google has built to run all its online services. According to Potvin, the system spans 10 different Google data centers.

How big is Googles codebase?

approximately one billion files
The Google codebase includes approximately one billion files and has a history of approximately 35 million commits spanning Google’s entire 18-year existence. The repository contains 86TBa of data, including approximately two billion lines of code in nine million unique source files.

Does Google use Gradle or Maven?

Google chose Gradle as the official build tool for Android; not because build scripts are code, but because Gradle is modeled in a way that is extensible in the most fundamental ways. Gradle’s model also allows it to be used for native development with C/C++ and can be expanded to cover any ecosystem.

Does Google have version control?

Google is well prevalent for new inventions, and version control tools are no exception. It doesn’t use Git or any other popular systems. Instead, it has built its own, the most reliable version control tool, Piper.

What does Google use instead of GitHub?

Google doesn’t use GitHub, or Git. Instead they have their own, pretty insane system called Piper. There is only one Piper repository. Basically the entire repository is mounted as a virtual filesystem, and you can do whatever you want with it.