The following functions are considered important to the CFML language and are recommended for implementation by all CFML engines:
| CreateGUID |
| GetAuthUser |
| GetFunctionList |
| GetMetricData |
| GetPrinterInfo |
| GetPrinterList |
| GetReadableImageFormats |
| GetTagData |
| GetTagList |
| GetUserRoles |
| GetWriteableImageFormats |
| ImageAddBorder |
| ImageBlur |
| ImageClearRect |
| ImageCopy |
| ImageCrop |
| ImageDrawArc |
| ImageDrawBeveledRect |
| ImageDrawCubicCurve |
| ImageDrawLine |
| ImageDrawLines |
| ImageDrawOval |
| ImageDrawPoint |
| ImageDrawQuadraticCurve |
| ImageDrawRect |
| ImageDrawRoundRect |
| ImageDrawText |
| ImageFlip |
| ImageGetBLOB |
| ImageGetBufferedImage |
| ImageGetExifMetaData |
| ImageGetEXIFTag |
| ImageGetHeight |
| ImageGetIptcMetaData |
| ImageGetIPTCTag |
| ImageGetWidth |
| ImageGrayscale |
| ImageInfo |
| ImageNegative |
| ImageNew |
| ImageOverlay |
| ImagePaste |
| ImageRead |
| ImageReadBase64 |
| ImageResize |
| ImageRotate |
| ImageRotateDrawingAxis |
| ImageScaleToFit |
| ImageSetAntiAliasing |
| ImageSetBackgroundColor |
| ImageSetDrawingColor |
| ImageSetDrawingStroke |
| ImageSetDrawingTransparency |
| ImageSharpen |
| ImageShear |
| ImageShearDrawingAxis |
| ImageTranslate |
| ImageTranslateDrawingAxis |
| ImageWrite |
| ImageWriteBase64 |
| ImageXORDrawingMode |
| IsImage |
| IsNull |
| IsUserInAnyRole |
| IsUserInRole |
| IsUserLoggedIn |
| QueryConvertForGrid |
| QueryDeleteColumn |
| QueryDeleteRow |
| QueryGetCell |
| ReleaseComObject |