nmyvision 

Simple text templating utility. Allows variable placeholders with built in formatting. Example: "Hello_{Name}_{Date:yyyyMM}" -> "Hello_Peter_201904"

JSON Visualizer for LinqPad

A Simple html parser.

A dictionary wrapper that converts all complex elements to Dictionary<string, object> or IEnumerable<Dictionary<string, object>> objects.

Collection of extensions.

Fluent code-generation writer: indentation and bracket management, first/last-aware list writing (EachContext), identifier casing (TextConverter), and CLR-to-C# type name mapping. Zero dependencies.

Typed C# HTML generation library with source-generated element and attribute helpers.