-
Terraria-Map-Editor
TEdit - Terraria Map Editor - TEdit is a stand alone, open source map editor for Terraria. It lets you edit maps just like (almost) paint! It also lets you change world settings (time, bosses downed etc), edit chests and change sign, make epic dungeons, castles, cities, and add rewards for your adventurers!
-
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.
and if you're extremely paranoid about the spreading like me a year ago, install either a map viewing program or https://github.com/TEdit/Terraria-Map-Editor/releases
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.