Delegate related projects to awesome-badges list (#6746)

* Delegate related projects to awesome-badges list

* Reformat

* Tweak

* Move section

* No endorsement doesn't mean we disapprove

Co-authored-by: Caleb Cartwright <calebcartwright@users.noreply.github.com>

Co-authored-by: Caleb Cartwright <calebcartwright@users.noreply.github.com>

README.md

@@ -156,6 +156,21 @@ There is documentation about [hosting your own server][self-hosting].
 
 [self-hosting]: https://github.com/badges/shields/blob/master/doc/self-hosting.md
 
+## Related projects
+
+[![Awesome](https://awesome.re/badge.svg)](https://awesome.re)
+
+Status badges are used widely across open-source and private software projects.
+Academics have studied the "signal" badges provide about software project
+quality. There are many existing libraries for rendering these badges, and
+alternatives to the hosted Shields badge service. [awesome-badges][] is a
+curated collection of such resources.
+[Contributions][contributing to awesome-badges] may be considered there.
+(The presence of a project in that collection should not be interpreted as an endorsement nor promotion from the Shields project)
+
+[awesome-badges]: https://github.com/badges/awesome-badges
+[contributing to awesome-badges]: https://github.com/badges/awesome-badges/blob/main/CONTRIBUTING.md
+
 ## History
 
 b.adge.me was the original website for this service. Heroku back then had a
@@ -207,14 +222,6 @@ Alumni:
 - [espadrine](https://github.com/espadrine)
 - [olivierlacan](https://github.com/olivierlacan)
 
-## Related projects
-
-- [poser PHP library][poser]
-- [pybadges python library][pybadges]
-
-[poser]: https://github.com/badges/poser
-[pybadges]: https://github.com/google/pybadges
-
 ## License
 
 All assets and code are under the [CC0 LICENSE](LICENSE) and in the public