Grammar Packages

A tool to generate diagrams for parser grammars

Tree-sitter parser for JavaScript regular expressions

Conjugate verbs correctly based on a pronoun

Join an array into a string, separated with an Oxford comma.

Tree-sitter grammar for Kotlin

SimpleGrammar define parsers

Quizzer is a webserver for collaborative writing lab support. Based on a _fail early, fail often? approach to written language, the tool is particularly suited to second-language learners. The workflow (essay - error - quiz - exam) treats mistakes as an o

Node.js module to analyze parts of speech

Autosuggest engine for ANTLR4 grammars

Vizydrop date range grammar with samples

JSON grammar-based parser

JSON grammar.

Parsing expression grammar (PEG)

A parser for lexical grammars used by jison

A parser for BNF and EBNF grammars used by jison

Random text generator that takes BNF-like grammar descriptions

Command line grammar checker

Jasmine-species provides extended BDD grammar and reporting for Jasmine. The grammar component enables you to go beyond "describe" and "it" when creating specifications for your product. The reporting component contains a StyledHtmlReporter that outputs (

Boolean expression parser and evaluator. Makes use of the Ohm grammar package with grammar rules found [here](https://github.com/avadavat/boolean-expressions/blob/master/src/grammar/grammarRules.ts).

A small (390 bytes) tool for calculating first, follow and predict sets for the grammar