Latest w3m 0-1 user agents:

User Agent PlatformDevice
w3m/0.5.3+git20210102 UnknownUnknown
w3m/0.52 UnknownUnknown
w3m/0.5.5 UnknownUnknown
w3m/0.5.6 UnknownUnknown
w3m/0.5.3+git20230129 UnknownUnknown
w3m/0.5.3+git20230121 UnknownUnknown
w3m/0.5.1 UnknownUnknown