The MITRE Syntactic Analysis Procedure was a program developed in the 1960s for analyzing English phrase structures.

PANVS was a system for syntactic analysis of Arabic text developed in the 1990s. It was written in TURBO PROLOG for IBM PS/2 computers, and included lexical and morphological analyzers, a parser, and a module for automatic spelling correction.

TOSCA was a syntactic analysis system available in the 1990s. It required users to apply word class tags and syntactic markers, which it then used for syntactic parsing.