GitHub annually releases the list of top open source projects that are live on the website. Once again, the code repository is back with the list of projects that received the highest number of unique contributors between June 28, 2025 and July 16, 2025.
VS Code,React, andTensorflowwere on the top ofGitHub’s listof open source projects by contributor count. Microsoft dominated the list with two projects onVisual Studio CodeandMicrosoft Azure, each receiving commits from 19k and 7k contributors.

On the other hand, Facebook’s framework for building native apps withReactsecured the second position on the list with 10k unique contributors.
The latest addition to the list this year are projects that manage containerized applications, share Azure documentation, and consolidate TypeScript type definitions such asKubernetes,Azure Docs, andDefinitelyTyped.
Top Open Source Projects On GitHub In 2018
Open Source Projects
Contributors
Microsoft/vscode
facebook/react-native
tensorflow/tensorflow
angular/angular-cli
MicrosoftDocs/azure-docs
angular/angular
ansible/ansible
kubernetes/kubernetes
DefinitelyTyped/DefinitelyTyped
Meanwhile, GitHub has also announced thefastest growing programming languagesfor the year 2018. This year developers showed interested in “more statically typed languages” that are focused on type safety and interoperability.
The top spot three spots on this list offastest growing languageswere occupied byKotlin,HCL, andTypeScript. Meanwhile, those who are new at coding or looking forward to learning a new language can check out the list ofbest programming languages for 2018.
In case you’re interested in learning some of these best programming languages, here are some programming courses for you. Take a look: