I built 116 free browser tools that never touch a server. Here is why and what I learned.

A few months ago I wanted to do something trivial: format an ugly blob of JSON. I googled "json formatter", clicked the first result, and was met with a cookie wall, three ad reloads, and a little banner asking me to create an account. To format JSON. In my own browser. That was the moment 123MiniApps started. The idea was simple and a little...