This is a comparsion table between KVirc and 2 other most popular GUI IRC clients: mIRC и XChat
| Name | KVirc | mIRC | XChat |
| License | |||
| Тип лицензии | GPLv2 (free) | Commercial | GPLv2 (free) |
|---|---|---|---|
| Interface | |||
| Support of themes | + | - | - |
| MDI windows | + | + | - |
| Toolbar support | + | + | - |
| Configuration of toolbars | + | + (only in 6.2) | - |
| Popup window, notifying about new messages | + | - | - |
| Tracking of last readed line | + | + | + |
| Built-in multilanguage support | + | - | + |
| Built-in script/event editor | + | + | - |
| GUI popup menu editor | + | - | - |
| Log viewer | + | + | - |
| Support of avatars | + | - | - |
| network compatability | |||
| Multi-server | + | + | + |
| IDENTD server | + | + | + |
| Different nicks for different servers | + | - | + |
| Proxy support | + | + | + |
| SSL support | + | - | + |
| Encryption support | + | - | - |
| Registered users database (address book) | + | + | - |
| WATCH lists | + | + | - |
| Lag meter | + | - | + |
| Logging | + | + | + |
| Compression of logs | + | - | - |
| Standart DCC CHAT, SEND support | + | + | + |
| Extended DCC: VOICE, RSEND, GET, RECV | + | partially | partially |
| Architecture and scripting | |||
| Open sources | + | - | + |
| Cross-platform | + | - | + |
| Plugin interface | + | + | + |
| External languages support | perl | - | many |
| Built-in scripting engine | + | + | - |
| Object-oriented scripting | + | - | - |
| Configurable popup menus | all | not all | not all |
| Configurable main menu | all | only 1 submenu | - |
| Advanced C/C++ API for plugins | + | - | - |
| Multi-language scripting support | + | - | - |
| Generation popups on the fly | + | + | - |
| Mediaplayer integration | built-in for winamp and all popular *nix players | - | - |
| Results | |||
| Total | 37 | 16 | 14 |