Tutorials, deep dives, and best practices for detecting and removing zero-width spaces, BOMs, and hidden Unicode characters.
An introduction to zero-width spaces, BOMs, formatting marks, and how they silently corrupt text.
Deep dive into Unicode property regex and client-side scanning under 100ms.
Understanding the difference and when to use each method safely.
A complete guide to the Unicode categories used in detection and filtering.
How we built a fully client-side app that works perfectly under project subpaths.
Why your text never leaves your browser — and why that’s critical in 2025.
Discord spam, fake code, poisoned JSON — case studies and how this scanner defeats them.
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