The fields we can highlight are: HighlightSection, HighlightField, HighlightPrivateKey, HighlightPublicKey, HighlightPresharedKey, HighlightIP, HighlightCidr, HighlightHost, HighlightPort, HighlightMTU, HighlightKeepalive, HighlightComment, HighlightDelimiter, HighlightTable, HighlightFwMark, HighlightSaveConfig, HighlightCmd, HighlightError. The current style map (based on Xcode) is: static const struct span_style stylemap[] = { [HighlightSection] = { .color = RGB(0x32, 0x6D, 0x74), .effects = CFE_BOLD }, [HighlightField] = { .color = RGB(0x9B, 0x23, 0x93), .effects = CFE_BOLD }, [HighlightPrivateKey] = { .color = RGB(0x64, 0x38, 0x20) }, [HighlightPublicKey] = { .color = RGB(0x64, 0x38, 0x20) }, [HighlightPresharedKey] = { .color = RGB(0x64, 0x38, 0x20) }, [HighlightIP] = { .color = RGB(0x0E, 0x0E, 0xFF) }, [HighlightCidr] = { .color = RGB(0x81, 0x5F, 0x03) }, [HighlightHost] = { .color = RGB(0x0E, 0x0E, 0xFF) }, [HighlightPort] = { .color = RGB(0x81, 0x5F, 0x03) }, [HighlightMTU] = { .color = RGB(0x1C, 0x00, 0xCF) }, [HighlightKeepalive] = { .color = RGB(0x1C, 0x00, 0xCF) }, [HighlightComment] = { .color = RGB(0x53, 0x65, 0x79), .effects = CFE_ITALIC }, [HighlightDelimiter] = { .color = RGB(0x00, 0x00, 0x00) }, [HighlightTable] = { .color = RGB(0x1C, 0x00, 0xCF) }, [HighlightFwMark] = { .color = RGB(0x1C, 0x00, 0xCF) }, [HighlightSaveConfig] = { .color = RGB(0x81, 0x5F, 0x03) }, [HighlightCmd] = { .color = RGB(0x63, 0x75, 0x89) }, [HighlightError] = { .color = RGB(0xC4, 0x1A, 0x16), .effects = CFE_UNDERLINE } }; But for Windows, something more akin to Visual Studio or Notepad++ seems better. Any suggestions? Opinions? Tweet your `stylemap`!