-
InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
This is more advanced, but you can try to solve https://adventofcode.com/
IDE is good for almost everything lua related. Löve2d is 2D game engine that runs 2d games written in lua. See Love2d examples
Löve2d
NOTE:
The number of mentions on this list indicates mentions on common posts plus user suggested alternatives.
Hence, a higher number means a more popular project.