Sample Files by Technology Channel
Unicode test text (UTF-16 LE)

Hello, world in many scripts
English      Hello, world
Nepali       नमस्ते संसार
Hindi        नमस्ते दुनिया
Bengali      হ্যালো বিশ্ব
Tamil        வணக்கம் உலகம்
Chinese      你好，世界
Japanese     こんにちは世界
Korean       안녕하세요 세계
Thai         สวัสดีชาวโลก
Arabic       مرحبا بالعالم
Hebrew       שלום עולם
Russian      Привет, мир
Ukrainian    Привіт, світе
Greek        Γειά σου Κόσμε
Spanish      ¡Hola, mundo!
French       Bonjour le monde
German       Hallo Welt — Größe, Straße
Portuguese   Olá, mundo
Turkish      Merhaba dünya
Vietnamese   Xin chào thế giới
Polish       Witaj, świecie

Emoji
Simple       😀 🚀 ✅ ❤️ 📄 🎬 🎵
Skin tones   👍 👍🏻 👍🏽 👍🏿
ZWJ          👩‍💻 👨‍👩‍👧‍👦 🏳️‍🌈
Flags        🇳🇵 🇮🇳 🇺🇸 🇯🇵 🇧🇷

Tricky characters
Precomposed  é (U+00E9)
Decomposed   é (e + U+0301)
No-break     a b (U+00A0 between)
Zero-width   a​b (U+200B between)
RTL mark     ‏abc (starts with U+200F)
Currency     $ € £ ¥ ₹ ₨ ₩ ₿
Math         ∑ ∫ √ ∞ ≠ ≤ ≥ π ½ ¾
Quotes       “double” ‘single’ «guillemets» „low“
Box drawing  ┌─┬─┐ │ │ │ └─┴─┘