Unicode Bidi Control Inspector

Reveal LRM, RLM, ALM, embeddings, overrides, and isolate controls defined by the Unicode Bidirectional Algorithm.

Text with bidi controls input

0Detects Bidi_Control formatting characters from the Unicode Bidirectional Algorithm; it does not simulate the full visual reordering algorithm.

Code-point index	UTF-16 offset	Code point	Type

How to use this Unicode Bidi Control Inspector

Detect Unicode bidirectional formatting control characters in text. Enter your values above and the result is calculated directly in your browser. No account is required.

Fast answer, clear inputs

This tool is built around one job: give the answer quickly without forcing a signup or hiding the result. Related tools are linked nearby when the next calculation or conversion is useful.