Welcome to Speccy21
This site lists modern ZX Spectrum games from mid-2013 to 2017
See ZXInfo for games from 2018 onwards
A few tips to get you started:
- You can play Spectrum games online thanks to Qaop/JS emulator
Some games may benefit from changing the 'speed' parameter in the address bar
- Search by 'donate' tag to find donationware games
- For all questions about how to create your own games,
visit the Worldofspectrum.org and Spectrumcomputing.co.uk forums