| A | B | C | E | M | P | R | S | T |
| All1Bits | APNGBlendSource | APNGDisposeNone |
| APNGBlendOver | APNGDisposeBackground | APNGDisposePrevious |
| BlockHght | BlockWdth |
| EightLong |
| MaxChunkLength |
| PNGICCName | PNGXMPKeyword | PPNGPhysicalDimensions |
| PNGImageException | PPNGByteArray |
| RowInc |
| Signature | StartCol | StartRow |
| TAPNGAnimationControl | TChunkCode | THeaderChunk |
| TAPNGFrameControl | TChunkHeader | TPNGByteArray |
| TChunk | TChunkTypes | TPNGPhysicalDimensions |