Rich logo (original by dew)

  _.─────────._  
 /___________\ 
 \             / 
  \_ o8o88o __/  
  o888888888o  
 ·──────┰(.'.)· 
   `.    \ /   
    )\___|^|   
 `══(________)´ 
   (__________)  

Python logo

                                        
             .dWWWWWWWWWWWb.            
            WWW'"`WWWWWWWWWWW           
            WWW._,WWWWWWWWWWWW          
            WWWWWWWWWWWWWWWWWW          
                     WWWWWWWWW          
    .dWWWWWWWWWWWWWWWWWWWWWWWW  MMMMb.  
   ddWWWWWWWWWWWWWWWWWWWWWWWWW  MMMMMMb 
  .WWWWWWWWWWWWWWWWWWWWWWWWWW^  MMMMMMM.
  WWWWWWWWWWWWWWWWWWWWWWWWWP'  dMMMMMMMM
  WWWWWWWWWP'                .dMMMMMMMMM
  WWWWWWWWP  ,dMMMMMMMMMMMMMMMMMMMMMMMMM
  'WWWWWWW  aMMMMMMMMMMMMMMMMMMMMMMMMMM'
   YWWWWWW  MMMMMMMMMMMMMMMMMMMMMMMMMMP 
    `YWWWW  MMMMMMMMMMMMMMMMMMMMMMMMP'  
            MMMMMMMMM                   
            MMMMMMMMMMMMMMMMMM          
            MMMMMMMMMMMM'"`MMM          
            MMMMMMMMMMMM._,MMM          
             `YMMMMMMMMMMMMP'           
                                        
                                        

ASCII Forever logo experiment

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                       /  /\             █▓▓░░▒▒░░█▄▄
                      /  /:/            █▒▒▓▓░░░░░░░░█
                     /__/::\           █▒▒░░▓▓░░█▀▀▀▀
                    _\__\/\:\__       █▒▒░░▒▒▓▓░░█
                   /  /\\  \:\/\     █▒▒░░▒▒░░▓▓░░█
                  /  /:/ \  \::/    █▓▓░░▒▒░░▒▒█▀▀
                 /__/::\ /__/:/    █▒▒▓▓░░░░▒▒░░█
                _\__\/\:\\__\/    █▓▓░░▓▓░░▒▒░░█
               /  /\\  \:\/\     ▄▄█▓▓░░▓▓░░░░█
              /  /:/ \__\::/    █▒▒██▓▓░░▓▓░░█
             /  /:/  /__/:/    █▓▓░░█▓▓░░█▀▀▀
            /  /:/  _\__\/    █▒▒▓▓░░▓▓░░█
           _\_ \:\ /  /\     █▒▒░░▓▓░░▓░░█
          /  /\ \:\  /:/    █▒▒░░▒▒▓▓░░░░█
         /  /:/_ \:\/:/    █▒▒░░▒▒░░▓▓░░█
        /  /:/ /\ \::/    █▓▓░░▒▒░░▒▒█▀▀
       /__/:/ /::\_\/    █▒▒▓▓░░░░▒▒░░█
      _\_ \:\/:/\:\     █▒▒░░▓▓░░▒▒░░█
     /  /\ \::/‾/:/    █▒▒░░░░▓▓░░░░█
    /  /::\_\/ /:/    █▒▒░░▓▓░░▓▓░░█
   /  /:/\:\__/:/    █▓▓░░▒▒░░███▀▀
  /__/:/‾/::\_\/    █▒▒▓▓░░░░░░░░█
  \  \:\/:/\:\     █▒▒░░▓▓░░█▀▀▀▀
   \  \::/__\/    █▒▒░░░░▓▓░░█
    \  \:\       █▒▒░░▓▓░░▓▓░░█
     \  \:\     █▓▓░░  ▓▓░░█▀▀
      \__\/    █▒▒▓▓░░  ▓▓░░█
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           █▓▓░░▒▒░░█▀▀▀▀
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                ▀▀▀▀

Chains

             `:. . .     `:. .  `.
               `:.:.:.:... `:. .  ` 
                             `:.    `.
                               `:. .  `.
                                 `:. .  `.   -    - -
                                   `:. .  `.        .  `.
                                     `:. .  `....:.:. .  `.
                                     , `:. .  `     `:. .  `
                                     :   `:. .  '     `:. .  `.
                                     :.   ,`:.:´        `:. .  `
                                     :    '               `:.   '
                                     :. .  `.              :
                                      `:. .  `        .´ `.:    '
                                        `:. .  `.    '     `.   .
                                          `:. .  ` -  `:. .  `.
                                            `:. . .     `:. .  `.
                                              `:.:.:.:... `:. .  `
                                                            `:.    `.
                                                              `:.    `.
                                                                `:. .  `.   -    - -
                                                                  `:. .  `.        .  `.
                                                                    `:. .  `....:.:. .  `.

Ninja

           ______     
         .´      `.   
   /.   /          \  
   `.`.:            : 
   _.:'|   ,--------| 
   `-·´|  | v     v : 
       :  \_.---`-._| 
    __  \           ; 
 ·-´\_\  :         /  
     \_\ :  ` . _.´   
      \ (        :
 __.---´          `--._
´                      '

Hypothesis logo

                          .\                 
                          .| ,-              
`-._                     ..|:'    ,.~        
 '::`-._                ...||   _/           
  ':::::`-._            ...|!adHHHHeq.       
   '::::::::`-._       ....HHHeYHHHHHH       
    ':::::::::::`-._   ....HHHHbHHHHHJ       
     '::::::::::::::`-._...'HHHHHHHHP'       
      ':::::::::::::::::`-.,e`'"^VYP         
       '::::::::::::::::aH/HHHH_.,           
        '::::::::::::::YHHHHHH.,_ `          
         '::::::::::::::_.HHH_., `           
          `':::::::_.-'` HHHH,  '            
              _.-'`::;'  'HHHH               
         _.-'`:::::;'     "HHH\              
       '`.::::::::'        ^HHH.             
                            `YHb             
                              `Vb            
                                `Hb.         
                                  `"HH._     
                                      `^Y,   
                                          `~\

Godot logo

                    _.           ._                    
               _.agjWMb         dMWkpe._               
              'H8888888b,     ,d8888888H'              
               V88888888Wad8beW88888888V               
              ,;88888888888888888888888:.              
    ,ae.,   _aM8888888888888888888888888Me_   ,.ae.    
  ,d88888b,d8888888888888888888888888888888b.d88888b.  
 d888888888888888888888888888888888888888888888888888b 
'V888888888888888888888888888888888888888888888888888V'
  "V88888888888888888888888888888888888888888888888V"  
    88888888WMP^YMW88888888888888888WMP^YMW88888888    
    88888WP'  _,_ "VW888888W8888888V" _,_  'VW88888    
    888888"  dM8Mb '888888' '888888' d888b  "888888    
    88888H  :H888H: H88888   88888H :H888H:  H88888    
    888888b "^YWWP /888888   888888\ YWWP^" d888888    
    88888888be._.ad8888888._.8888888be._.ad88888888    
    WW8888888888888888888888888888888888888888888WW    
     '''"""^^YW8888888W888888888W8888888WY^^"""'''     
    MWbozxae  8888888/  ._____.  \8888888  aexzodWM    
    88888888  8MMHHWW;  8888888  :WWHHMM8  88888888    
    'Y888888b.__       /8888888\       __.d888888Y'    
     "V888888888MHWkjgd888888888bkpajWHM88888888V"     
       '^Y88888888888888888888888888888888888P^'       
          '"^VY8888888888888888888888888YV^"'          
               '""^^^VY888888888VY^^^""'               

Isometric font experiment

   ___                   
  /\__\                  
 /:/__/_                 
/::\/\__\                
\/\::/ _/_               
  /:/ /\  \              
  \/_/::\  \             
    /:/\:\__\            
    \:\/:/ _/_           
     \::/ /\__\          
      \/_/:| _|_         
        /::|/\__\        
        \/|::/ _/_       
          |:/ /\__\      
          \/_/:| _|_     
            /::|/\__\    
            \/|::/ _/_   
              |:/ /\  \  
              \/_/::\  \ 
                /:/\:\__\
                \:\/:/  /
                 \::/  / 
                  \/__/