Add stargazers to README

README.md

@@ -212,6 +212,10 @@ In addition to being able to host netboot.xyz locally, you can also create your
 | The Smallest Server Suite | https://thesss.4mlinux.com/ | Kernel/Initrd |
 | Ultimate Boot CD | http://www.ultimatebootcd.com | ISO - Memdisk |
 
+### Stargazers over time
+
+[![Stargazers over time](https://starchart.cc/netbootxyz/netboot.xyz.svg)](https://starchart.cc/netbootxyz/netboot.xyz)
+
 ### Feedback
 
 Feel free to open up an [issue](https://github.com/netbootxyz/netboot.xyz/issues) on Github or ping us on [Discord](https://discord.gg/An6PA2a).  Follow us on [Twitter](https://twitter.com/netbootxyz) and like us on [Facebook](https://www.facebook.com/netboot.xyz)!