Unicode Encoder/Decoder - Online \uXXXX Converter
EncodingFree online Unicode encoder/decoder. Convert between Chinese/Japanese characters and \uXXXX format for i18n debugging.
TL;DR:Free Unicode encoder and decoder supporting \uXXXX, U+ code points, HTML entities, and UTF-8 bytes. Solves i18n encoding issues, runs locally.
FAQ
Completely free, no registration required. Encode and decode Unicode directly in your browser — all operations run locally with no usage limits.
It supports \uXXXX escape sequences (e.g., \u4e2d\u6587), U+XXXX code point notation, HTML entities (&#xXXXX;), UTF-8 hex bytes, and other bidirectional conversions for internationalization and encoding issues.
No. All Unicode encoding and decoding runs locally in your browser. Your data is never sent to any server.
It solves display and transmission issues with non-ASCII characters like Chinese and Emoji in different environments — e.g., viewing the original text behind \uXXXX escapes, debugging Unicode escapes in JSON, and handling frontend i18n copy.