The team at ConsenSys maintains the ethereum-developer-tools-list GitHub repository which is a great resources to discover and find projects for your EVM development toolbelt.
Even if you're not looking for something specific it might be worthwhile to take some time and browse through the different categories just to learn about the developer tools landscape. If you've found something that isn't already on the list, please contribute back by opening up a Pull Request which adds your discovery.
- ConsenSys