Added backers and sponsors on the README

README.md

@@ -1,6 +1,6 @@
 # git-secret
 
-[![Build Status](https://img.shields.io/travis/sobolevn/git-secret/master.svg)](https://travis-ci.org/sobolevn/git-secret) [![Homebrew](https://img.shields.io/homebrew/v/git-secret.svg)](http://braumeister.org/formula/git-secret) [![Bintray deb](https://img.shields.io/bintray/v/sobolevn/deb/git-secret.svg)](https://bintray.com/sobolevn/deb/git-secret/view) [![Dockerhub](https://img.shields.io/docker/pulls/sobolevn/git-secret.svg)](https://hub.docker.com/r/sobolevn/git-secret/)
+[![Backers on Open Collective](https://opencollective.com/git-secret/backers/badge.svg)](#backers) [![Sponsors on Open Collective](https://opencollective.com/git-secret/sponsors/badge.svg)](#sponsors) [![Build Status](https://img.shields.io/travis/sobolevn/git-secret/master.svg)](https://travis-ci.org/sobolevn/git-secret) [![Homebrew](https://img.shields.io/homebrew/v/git-secret.svg)](http://braumeister.org/formula/git-secret) [![Bintray deb](https://img.shields.io/bintray/v/sobolevn/deb/git-secret.svg)](https://bintray.com/sobolevn/deb/git-secret/view) [![Dockerhub](https://img.shields.io/docker/pulls/sobolevn/git-secret.svg)](https://hub.docker.com/r/sobolevn/git-secret/)
 
 [![git-secret](https://raw.githubusercontent.com/sobolevn/git-secret/gh-pages/images/git-secret-big.png)](http://git-secret.io/)
 
@@ -64,6 +64,36 @@ If you found any security related issues, please do not enclose it in public. Se
 `git-secret` uses semver. See [CHANGELOG.md](CHANGELOG.md).
 
 
+## Contributors
+
+This project exists thanks to all the people who contribute. [[Contribute](CONTRIBUTING.md)].
+<a href="graphs/contributors"><img src="https://opencollective.com/git-secret/contributors.svg?width=890" /></a>
+
+
+## Backers
+
+Thank you to all our backers! 🙏 [[Become a backer](https://opencollective.com/git-secret#backer)]
+
+<a href="https://opencollective.com/git-secret#backers" target="_blank"><img src="https://opencollective.com/git-secret/backers.svg?width=890"></a>
+
+
+## Sponsors
+
+Support this project by becoming a sponsor. Your logo will show up here with a link to your website. [[Become a sponsor](https://opencollective.com/git-secret#sponsor)]
+
+<a href="https://opencollective.com/git-secret/sponsor/0/website" target="_blank"><img src="https://opencollective.com/git-secret/sponsor/0/avatar.svg"></a>
+<a href="https://opencollective.com/git-secret/sponsor/1/website" target="_blank"><img src="https://opencollective.com/git-secret/sponsor/1/avatar.svg"></a>
+<a href="https://opencollective.com/git-secret/sponsor/2/website" target="_blank"><img src="https://opencollective.com/git-secret/sponsor/2/avatar.svg"></a>
+<a href="https://opencollective.com/git-secret/sponsor/3/website" target="_blank"><img src="https://opencollective.com/git-secret/sponsor/3/avatar.svg"></a>
+<a href="https://opencollective.com/git-secret/sponsor/4/website" target="_blank"><img src="https://opencollective.com/git-secret/sponsor/4/avatar.svg"></a>
+<a href="https://opencollective.com/git-secret/sponsor/5/website" target="_blank"><img src="https://opencollective.com/git-secret/sponsor/5/avatar.svg"></a>
+<a href="https://opencollective.com/git-secret/sponsor/6/website" target="_blank"><img src="https://opencollective.com/git-secret/sponsor/6/avatar.svg"></a>
+<a href="https://opencollective.com/git-secret/sponsor/7/website" target="_blank"><img src="https://opencollective.com/git-secret/sponsor/7/avatar.svg"></a>
+<a href="https://opencollective.com/git-secret/sponsor/8/website" target="_blank"><img src="https://opencollective.com/git-secret/sponsor/8/avatar.svg"></a>
+<a href="https://opencollective.com/git-secret/sponsor/9/website" target="_blank"><img src="https://opencollective.com/git-secret/sponsor/9/avatar.svg"></a>
+
+
+
 ## License
 
 MIT. See [LICENSE.md](LICENSE.md) for details.