List of undeciphered writing systems
See decipherment of languages and writing systems.
Undeciphered scripts
- Indus script
- Guanche
- Iberic language
- Linear A (Minoan script)
- Old European Script (Also known as "the Vinca alphabet"; its status as writing is disputed)
- Pictish language
- The language of the Phaistos Disc
- Rongorongo
- The language of the Voynich Manuscript (Possibly a meaningless hoax.)
- The language of the Rohonczi Codex
Partially deciphered scripts
- Etruscan (the script is known, but the language is not)
- Incan Khipus
- Maya hieroglyphics (substantial portions can now be read)
Deciphered scripts
- Cuneiform (Sumerian)
- Ancient Egyptian, including Hieroglyphs
- Linear B (Minoan script adapted to write Mycenean)
- Sumerian language