StephenElmer 

Mathematical helper methods for common numeric operations, rounding, and numeric-string validation.

String manipulation and analysis utilities including encoding-aware character operations with consistent cross-platform Windows-1252 behavior.

Byte and bit manipulation utilities including endianness conversion, bitwise operations, and non-destructive byte array reversal.

Geographic and coordinate system utilities including shape parsing, spatial calculations, and geometry helpers.

Read and write dBASE (.dbf) file format including field type support for character, numeric, date, logical, and memo types.

A generic, multi-dimensional, key-indexed matrix data structure for accessing values by custom keys or positional offsets.

A read-only dictionary compatibility wrapper for migrating to the BCL ReadOnlyDictionary<TKey, TValue>.

File and directory I/O helper methods for file comparison, text file writing, and bulk file deletion.

Data manipulation helpers with provider-agnostic database reader extensions supporting both legacy OleDb and modern DbDataReader APIs.

A full Earley parsing algorithm implementation supporting context-free grammars defined via XML grammar files.

Date and time helper methods for common calculations, formatting, and manipulation operations.

Read and write ESRI shapefile format (.shp/.dbf) including support for points, polylines, polygons, and multipart shapes.