DuckCorp

DuckCorp Dico

(RFC 2229 compliant dictionary server)
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Found one definition 

  1.                 From The Free On-line Dictionary of Computing (19 January 2023):
                

    
                
                  
    atob
    

       <tool> /A too B/ Utility software that converts ASCII to
   binary.  The reverse process is btoa.
    

       [Algorithm?]
    

       (1997-08-08)