Similar to Smalltalk
PAL-III
PARLOG
Parlog
Parrot
Parrot virtual machineComponent Pascal
Component Pascal
Pascal
Pascal (programming language)PBASIC
PBASICPerlScript
ActivePerl#PerlScriptPicat
Pic言語
PIC (markup language)Pike
Pike (programming language)
PJL
Printer Job Language
PL/M
PL/M
PL/0
PL/0
PL/I
PL/I
PL/SQL
PL/SQL
Processing
ProcessingProgram Composition Notation
Program Composition Notation
Prolog
PrologPure Data
Pure Data
Pxem
Pyonkee
P言語
Q Sharp
Q Sharp
Quartz Composer
Quartz Composer
QuickBASIC
QuickBASICRatfor
RatforREBOL
RebolRefal
Refal