Puzzle Cipher Toolkit

Identify & crack classic ciphers — everything runs locally in your browser, nothing is ever sent anywhere.

Caesar / ROT / AtbashVigenère auto-solve AffinePlayfairColumnar MorseBaconianPolybius / Tap Rail fenceA1Z26Base64 / Hex / Bin Emoji searchWord finder

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Run a cipher

    

      

        
        
      

    

    
    

      

    

  


  

    
Emoji search

    
Pattern-match official Unicode emoji names (1,867 emoji), wildcards * / ? (e.g. *face*). Reverse lookup: paste an emoji to get its name. Each result shows its name; click to copy the emoji.

    

      
       whole word
    

    

    

  


  

    
Nutrimatic query link

    
Type a Nutrimatic pattern (e.g. "CVCVCVCVCV" or <listen>) to build its search URL. Nutrimatic itself runs on nutrimatic.org.

    

      
      
    

  


  

    
Word finder · needs internet

    
Find words by meaning, sound, rhyme, or spelling shape — great for crossword/cryptic clues. Powered by the free Datamuse API. This is the only feature that queries an external service; everything else on this page is fully offline.

    

      

        
        
      

      

    

    

      

    

    

    

    

  


  
Static & client-side · served from your own domain.

    Source & the Claude Code skills: github.com/hydrangeia/nutrimatic-cipher-skills