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How to Use the SymbolFYI Unicode Lookup Tool

A guide to SymbolFYI's Unicode Lookup — enter a U+ codepoint to see the character's name, block, script, and full encoding details.

How to Use the SymbolFYI Symbol Search Tool

A complete guide to SymbolFYI's Symbol Search — find Unicode characters by name, keyword, HTML entity, or pasted character, with one-click copy in any format.

Accessible Emoji: How to Use Emoji Without Excluding Users

Make emoji accessible — screen reader behavior, aria-label patterns, avoiding emoji overuse, social media accessibility, and cognitive considerations.

How Screen Readers Handle Unicode Symbols and Emoji

Learn how screen readers announce Unicode symbols, emoji, and special characters — NVDA, JAWS, VoiceOver behavior differences and best practices.

Unicode Hex Input on macOS: Type Any Character by Code Point

Enable and use the Unicode Hex Input keyboard on macOS — type any Unicode character by holding Option and typing its hex code point.

The History of Emoji: From Japanese Pagers to Universal Language

The complete history of emoji — from Shigetaka Kurita's 1999 designs for NTT DoCoMo to Unicode standardization and modern ZWJ sequences.

Variation Selectors: How Unicode Controls Text vs Emoji Display

Understand Unicode variation selectors — VS15 for text presentation, VS16 for emoji presentation, and how they control whether ☺ or 😊 appears.

Grapheme Clusters: Why String Length Is More Complicated Than You Think

Understand grapheme clusters — why 'café' can be 4 or 5 code points, why emoji have .length 2+ in JavaScript, and how to count what users actually see.

Unicode Version History: From 1.0 to 16.0 and Beyond

A complete history of Unicode versions — major milestones, character count growth, emoji additions, and the stability policy that keeps it all working.

How Emoji Work in Unicode: From Code Points to Skin Tones

Discover how emoji are encoded in Unicode — ZWJ sequences, skin tone modifiers, variation selectors, and the emoji submission process.