In the Web Components Ecosystem there are many different base and component libraries. Depending on your requirements one might be more appropriate for your project than others.
There are also different Web Component Communities. Most of them are centered around a specific Base or Component Library.
|Polymer Slack||LitElement, LitHtml, Open Web Components, Lion||~12.000 (on 10. October 2020)|
|Stencil Slack||Stencil||~4.000 (on 10. October 2020)|
|Fast Discord||Fast||~700 (on 21. October 2020)|
|Shoelace Discord||Shoelace||~100 (on 21. October 2020)|
|hybrids||hybrids||~50 (on 21. September 2020)|
Note: want to add another community to this list? Send us a pull request!