Gopher Clients
Gopher 1.3.3b
    Under NextStep 3.3 ( NeXTcomputers.org archive ) - execs queries, spawns ext. image viewer, no bookmarks
Gopher 1.13 - src from above archive, compiled f. NS 3.3, has issues...
GopherVR 0.5alpha - gopher://gopher.floodgap.com/1/gophervr
    Source, X11 w. MOTIF toolkit;  should build under Linux, etc.
    Binaries for OS X 10.4 & 10.5 Univ (w. X11 & MOTIF), & IRIX 6.5.10+
    Under IRIX 6.5.10, spawns ext. image viewer after clicking either link or object, execs queries

http://www.jumpjet.info/Offbeat-Internet/Gopher/Clients/OS/specific.htm
    Binaries for AmigaOS, MacOS, OS X, OS/2, UNIX, WindowsXXX

For MacOS 7.x-9.x, see gopher://gopher.floodgap.com/1/gopher/clients/mac

Source code for other clients - gopher://gopher.floodgap.com/1/gopher/clients/src
    http://ftp2.de.freebsd.org/pub/misc/boombox/gopher/Unix/ - copy of orig. boombox@ umn.edu?
    gopher://gopher.quux.org/1/Software/Gopher/Downloads/Clients - lots o' software

Gopher Protocol Support in WWW Browsers

• Any version of Lynx [ https://lynx.invisible-island.net/ ]
• NCSA Mosaic 2.4 & 2.6b

          X11ver. w. CubXWindow 5.0 f. NextStep - execs queries, spawns ext. image viewer (xv)

• NCSA Mosaic-CK 2.7ck13 - http://www.floodgap.com/retrotech/machten/mosaic/
      Source, for X11 w. MOTIF toolkit
      OS X 10.4 - 10.13 (w. X11 & MOTIF) PPC & Intel binaries avail.
• Netscape 4.8 or lower

              Communicator 4.7 under IRIX 6.5.10 -
              Communicator 4.05 under IRIX 6.5 - execs queries, passes images to 'imgview'
              Communicator 4.77 under MacOS 9.2 - in-line image display, execs queries

• Mozilla 1.3b
  

               Under IRIX 6.5.17, kinda broken, though will show text & menus properly; repeats the gopher://<svr_name>
               before the gopher item type

• Mozilla 1.7

              Mozilla 1.7.13 under Solaris 2.8 - execs queries, in-line image display

• Mozilla 1.8 through 1.9.2 (incl SeaMonkey 1.1 and 2.0.x, Netscape 9, Classilla 9.0 or higher)

• Firefox 1.5 through 3.6 (or derivative up to FF 52 with OverbiteFF addon)

             Firefox 1.0 and 3.0 under IRIX 6.5.21m - exec queries, in-line image display
             Firefox 2.0 under Solaris 2.8 - execs queries, in-line image display

• Camino 1.0 or higher (OS X)
  

         Camino 2.1.2 under OS X 10.4.11 - execs queries, in-line image display

• SeaMonkey 2.0.x natively understands gopher, as noted above

             SeaMonkey 2.0.14 under OS X 10.4 - execs queries, in-line image display

• SeaMonkey with OverbiteFF??
• OmniWeb 2.7 for NextStep 3.3
  
• OmniWeb 5.9.2 or higher [ https://www.omnigroup.com ] (OS X)
  

             OmniWeb 5.11.2 under OS X 10.4 - execs queries, inline image display

• original webTV Internet Explorer
• Microsoft Internet Explorer 3.x or lower

Browsers with no Gopher Support
    Netscape 6.2.3 - 7.x, Mozilla <1.7??, iCab
    Anything modern - Safari, Edge, Chrome, Opera, etc.

Much of this info is from http://gopher.floodgap.com/gopher/