ASCII Code Table Tools
ASCII reference and tools: all characters from 0 to 127 with decimal, hexadecimal and character names, the split between control and printable characters.
ASCII 码对照表 (ASCII Code Table) is a frequently consulted reference for developers. Keeping the reference and ready-to-use tools on one page cuts the cost of switching back and forth. All tools below run locally, are free, and need no sign-up.
Related Tools
- 0️⃣Text to BinaryConvert text to binary or back via UTF-8 encoding for ASCII and Unicode characters. Handy for low-level debugging, encoding tutorials and CTF puzzles.
- 🔢Integer Base ConverterConvert numbers between binary, octal, decimal, hex and any base 2-36, with instant results for bitwise ops, colour channels and low-level protocol debugging.
- ⌨️Keycode InfoShow the key code and event details for every keypress (keyCode, key, code, location) and copy the values you need for shortcuts, games and other controls.
- 🔣Text to UnicodeConvert text to Unicode escape sequences (\uXXXX) and back for UTF-16. Ideal for debugging encoded strings and inspecting raw code points in one pass.
- 🅰️ASCII Banner (Figlet)Generate large ASCII-art text banners with figlet fonts and custom styles, choosing from dozens of built-in fonts and exporting as plain text for scripts.