spaCy token.tag_ full list

Here is the list of tags:

TAG_MAP = [
    ".",        
    ",",        
    "-LRB-",    
    "-RRB-",    
    "``",       
    "\"\"",     
    "''",       
    ",",        
    "$",        
    "#",        
    "AFX",      
    "CC",       
    "CD",       
    "DT",       
    "EX",       
    "FW",       
    "HYPH",     
    "IN",       
    "JJ",       
    "JJR",      
    "JJS",      
    "LS",       
    "MD",       
    "NIL",      
    "NN",       
    "NNP",      
    "NNPS",     
    "NNS",   
    "PDT",   
    "POS",   
    "PRP",   
    "PRP$",  
    "RB",    
    "RBR",   
    "RBS",   
    "RP",    
    "SP",    
    "SYM",   
    "TO",    
    "UH",    
    "VB",    
    "VBD",  
    "VBG",  
    "VBN",  
    "VBP",  
    "VBZ",  
    "WDT",  
    "WP",   
    "WP$",  
    "WRB",  
    "ADD",  
    "NFP",   
    "GW",    
    "XX",    
    "BES",   
    "HVS",   
    "_SP",   
]

Finally I found it inside spaCy's source code: glossary.py. And this link explains the meaning of different tags.