ABC MICRO
PICabc-visual assembler, disassembler and PIC tutorial provide simple method for programming PIC microcontrollers. [Commercial]
David Tait's PIC Archive
Nigel Goodwin's programmer S/W (includes disassembler).
DIS16
PIC16C5x micro-controller family disassembler, by Arsen Torbarina. [Commercial]
DJDASM
Disassembler for the 16F84 PIC micro implemented in JavaScript. It has colorized HTML output.
GNUPic Disassembler
PIC disassemblers and some more disassemblers.
Joe's Cat PicDis
A HEX file utility and disassembler for over 125 variations of PIC chips. [Free and commercial versions]
MacPIC
PIC Development System for Macintosh includes PIC disassembler, by MacRobotics. [Shareware]
Mikado
A disassembler for pic. Also it can make flowcharts, and output of MPASM or CVASM style. [Freeware]
PIC Microprocessors
Pic16c84 Disassembler by Martin Darwin. [Freeware]
PIC Simulator IDE
An application that supplies PIC developers with graphical environment for Windows and integrated BASIC compiler, assembler, simulator (emulator), disassembler, and debugger.
PicDasm
An PIC disassembler with limited processor-specific support so far but it does handle the 16C5X and 17CXX instruction sets. By Cosmodog, Ltd. [Open source]
PICsuite
Includes PIC disassembler by Jaffa Software. [Shareware]