An open API service indexing awesome lists of open source software.

Parser

A parser turns its input (often text in form of a file) into a more advantageous representation (usually a certain data structure in memory) to perform a specific task.

Common examples include:

https://github.com/jbukuts/wav-parse

Isomorphic WAV file parser for JavaScript

isomorphic javascript js parser wav

Last synced: 19 May 2026

https://github.com/forfd8960/json-parser-rs

Rust Json Parser

json parser rust

Last synced: 25 Apr 2026

https://github.com/zgoethel/nodebuilder

Tool for designing grammars and generating language parsers in .NET

blazor compiler compiler-frontend desktop-app dotnet finite-state-machine grammar lexing parser parsing regex ui

Last synced: 13 Apr 2026

https://github.com/nstevens1040/anglesharpparser

This .NET 6.0 library uses AngleSharp to parse an HTML string into a DOM. It is written such that it can be easily used in PowerShell Core.

csharp document-object-model dom dotnet-6 dotnet-core html net-core net-core-6 net6 parse parser powershell powershell-core

Last synced: 06 Mar 2026

https://github.com/timmatt-lee/xcur2png

Node.js tool to convert Xcursor files into individual PNG frames or vertical PNG sprite strips (max 24 frames/strip). Handles multiple cursor sizes per file.

canvas cli cursor image-conversion nodejs parser png sprite-sheet xcursor

Last synced: 03 May 2026

https://github.com/sbarisic/commandlineargumentparser

CARP - The Command line ARgument Parser for C#

argument csharp nuget option parser

Last synced: 19 May 2026

https://github.com/alaazameldev/flutter-to-html-and-js-transpiler

Experimental transpiler for "Flutter-like" code to HTML & JS. Built with ANTLR, focusing on lexer, parser, AST generation, and error handling.

antlr4 composite-pattern flutter html java javascript lexer parser visitor-pattern

Last synced: 11 May 2026

https://github.com/dkeeghan/slackformatter.js

Formats messages from the Slack API into HTML

formatter javascript parser slack slack-api

Last synced: 17 May 2026

https://github.com/svenkuegler/php-nginx-status-parser

PHP Parser for Nginx Status Page

nginx parser php statuspage

Last synced: 19 May 2026

https://github.com/lpnh/tree-sitter-askama

Askama grammar for tree-sitter

askama parser tree-sitter

Last synced: 19 May 2026

https://github.com/kauefraga/cpp-commandline

๐Ÿงถ A command line (CLI) library that will help you to build your command line applications with out of the box.

cli command-line commandline cpp parser

Last synced: 02 Apr 2025

https://github.com/markkoz/prop-logic

A lexer and parser for propositional formulas in propositional logic

lexer parser propositional-logic python

Last synced: 14 Jun 2025

https://github.com/onesignal/kafka-offsets-parser

Rust library parsing __consumer_offsets and its messages

kafka parser rust

Last synced: 22 Jul 2025

https://github.com/ad-si/elm-stylus

Stylus CSS parser for Elm

css elm parser preprocessor stylus

Last synced: 14 May 2026

https://github.com/glennsarti/sentinel-parser

Go Packages to parse HashiCorp Sentinel file types

golang hashicorp parser sentinel

Last synced: 30 Apr 2025

https://github.com/wipeseals/nvme-identify-viewer

Parses a binary dump of NVMe Identify Datas.

identify nvme parser vibecoding viewer

Last synced: 06 Feb 2026

https://github.com/shakurt/expression-compiler

A simple educational JavaScript project that simulates a mini compiler. It takes a mathematical expression as input and performs lexical, syntactic, semantic analysis, intermediate code generation, and basic optimization โ€” all visualized step by step in React.

ast codegen compiler compiler-construction educational expression-compiler lexer math-parser parser react react-d3-tree three-address-code transpiler typescript visualization

Last synced: 08 Apr 2026

https://github.com/thatcodechap/wikidparse

Fast and lightweight parser for wikitionary

javascript json parser wiki wikimedia wikitionary

Last synced: 19 May 2026

https://github.com/jonathanjameswatson/regex_parser

OCaml parsers (not compilers!) for (limited) regular expressions

ebnf lexer lr1-parser menhir ocaml ocamllex parser recursive-descent-parser regex

Last synced: 01 Nov 2025

https://github.com/99thedark/language

I think making a programming language could be a fun project!

abstract-syntax-tree language parser

Last synced: 11 Jun 2026

https://github.com/z3ntl3/recursive-parser

Enhances Go's html/template by enabling recursive parsing of deeply nested view directories.

go parse parser template templates templating

Last synced: 13 May 2025

https://github.com/mumez/tonel-smalltalk-parser

Tonel and Smalltalk BNF definitions and parsers.

bnf parser smalltalk tonel

Last synced: 26 Jun 2025

https://github.com/turkeymcmac/json

A JSON parser.

json json-stream parser

Last synced: 19 May 2026

https://github.com/khmelnitskiianton/differentiator

Program differentiates expressions, makes tree in .dot and generates funny .tex book of convertions

graphviz-dot latex matplotlib parser

Last synced: 19 May 2026

https://github.com/labatata101/goparser

A parser for the Go programming language written in Go

go golang lexer lexer-parser parser scanner

Last synced: 13 Mar 2025

https://github.com/joaogsleite/alphabet-soup-game

Alphabet Soup Game in python (portuguese data)

game parser python python-game

Last synced: 09 Sep 2025

https://github.com/werediver/pl-lab

Self-study on programming languages design and implementation

lambda-calculus parser

Last synced: 28 Mar 2025

https://github.com/emildohne/photoshopfileinspector

A Parser for the VSCode extension Binary File Viewer to visually inspect and debug Photoshop files

binary javascript parser photoshop

Last synced: 04 Apr 2025

https://github.com/krzmbrzl/sqfparser

A java implementation of a SQF parser

arma arma3 java parser sqf sqf-parser

Last synced: 22 Aug 2025

https://github.com/zac-garby/mex

A maths expression parser/evaluator, in Rust.

evaluator mathematics parser rust rust-library

Last synced: 17 Jun 2025

https://github.com/lffg-archive/parser-combinator-ts

Messing around with parser combinators

parse-combinator parser parsing

Last synced: 08 Apr 2026

https://github.com/iadvize/xyleme

A quick way to parse XML structures

cats parser scala xml

Last synced: 07 Jul 2025

https://github.com/rasheedmhd/llama

A programming language impl from Robert Nystrom's Crafting Interpreters

ast byte lexer parser programming programming-language scanner

Last synced: 06 Apr 2025

https://github.com/n3d1117/sisop17

Esercizio per esame di Sistemi Operativi - 2017

crawler html java parser semaphores synchronization thread-safety threading

Last synced: 06 Apr 2025

https://github.com/clitetailor/simple-xml-parser

A simple XML parser in NodeJS

nodejs parser tokenizer xml

Last synced: 30 Apr 2026

https://github.com/martinomensio/flc-exams

Formal Languages and Compilers previous exams solved @ Polytechnic University of Turin

cup jflex parser polito scanner

Last synced: 06 Feb 2026

https://github.com/IlyaUmanets/improve_your_code

Code smell detector for Ruby

gem parser rails ruby

Last synced: 13 May 2025

https://github.com/frodoslaw/python-docx-parser

Exemple usage of the python-docx library

docx parser python python-3

Last synced: 28 Mar 2025

https://github.com/ik5/parser_howto

Example on how parsing works

ast golang howto howto-tutorial parser

Last synced: 26 Jun 2025

https://github.com/metaid-developers/metaid-script-decoder

MetaID Protocol Parser - Extract and parse PIN data from BTC and MVC blockchain transactions. Pure Go, zero dependencies, easy integration.

blockchain btc decoder go golang metaid microvisionchain mvc parser web3

Last synced: 14 Jan 2026

https://github.com/kinow/cylc-lang

Parsers for Cylc

antlr cylc parser

Last synced: 25 Jan 2026

https://github.com/hrszpuk/remeta

A metaprogramming tool for porting Go packages over to the ReRect programming language

binding-generator go golang metaprogramming parser rect rerect

Last synced: 30 Jun 2026

https://github.com/ureeves/did.rs

Implements a parser for decentralized identifiers.

decentralized did identifier identity parser rust

Last synced: 04 Mar 2025

https://github.com/vivekkdagar/xbasic

A Python-based, extended interpretation of the BASIC language, enriched with additional features and functionalities.

basic-programming cli cli-app click compiler interpreter language lexer lexical-analysis parser project pypi python

Last synced: 10 Jul 2025

https://github.com/alfredoprograma/calculus

Super simple calculator interpreter

interpreter parser rust

Last synced: 17 Mar 2025

https://github.com/depau/c2singlefile

Turns a bunch of specially formatted c files into a single file

c parser singlefile

Last synced: 10 May 2026

https://github.com/xp44mm/estreeparser

A Parser for AST Descriptor Syntax of estree.

parser

Last synced: 04 Apr 2025

https://github.com/group4layers/csv-types-js

CSV Types (csv-types-js) is a JavaScript library to parse CSV strings (comma separated values and text files with fields delimited by a character) and produce a JavaScript AST (abstract syntax tree) with the data. It also supports types specs: multiple headers-values (tables) per csv string.

csv csv-parser csv-types data-processing flextable javascript nodejs parser

Last synced: 20 May 2026

https://github.com/ariaandika/tokenizer

tokenizer, lexer, parser, or whatever in rust

parser rust tokenizer

Last synced: 26 Jun 2025

https://github.com/jessecoretta/go-ini

Basic INI syntax parsing and abstraction for Go

configuration ini parser

Last synced: 10 Jul 2025

https://github.com/said10/parserhtml

JS library to convert HTML Code to JS Object

html-parser parser

Last synced: 16 Jan 2026

https://github.com/pikulev/hario-core

Type-safe Python HAR model: Pydantic-powered parsing, validation, normalization, and transformationโ€”readying HTTP Archive data for analytics and easy extension.

developer-tools http-archive http-archive-format parser pydantic python web-debug web-performance

Last synced: 07 Jul 2025

https://github.com/pegasusheavy/rawk

A 100% POSIX-compatible AWK implementation in Rust with GNU AWK (gawk) extension support

awk cli command-line gawk parser posix rust scripting text-processing unix

Last synced: 18 Feb 2026

https://github.com/pegasusheavy/spacey

A high-performance JavaScript/TypeScript engine written in Rust for the Servo browser. Native TypeScript support, ECMAScript 3+ compliant, embeddable runtime.

browser-engine bytecode compiler ecmascript embedded engine interpreter javascript javascript-engine nodejs parser pegasus-heavy-industries rust servo spidermoneky spidermonkey typescript typescript-native vm wasm

Last synced: 18 Feb 2026

https://github.com/scymtym/language.yaml

UNFINISHED Native Common Lisp YAML implementation

common-lisp parser yaml

Last synced: 26 Mar 2025

https://github.com/mixa3607/androidskyinstrumentplayer

Parser songs for Sky and replays generator for ddiPlayer

csharp music parser sky

Last synced: 03 Mar 2025

https://github.com/himenon/message-command-parser

Parse space- and colon-separated messages into parameters

command-parser message-parser parser

Last synced: 11 Aug 2025

https://github.com/afeiship/weapp-vue-parser

Single vue file parser for weapp.

parser vue weapp

Last synced: 14 May 2026

https://github.com/toberge/narrationizer

very WIP engine for text-based adventure games

adventure-games parser react text-based-adventure wip

Last synced: 19 Jan 2026

https://github.com/pxbunny/oauth-code-parser

Simple OAuth code parser.

oauth2 parser

Last synced: 31 Oct 2025

https://github.com/himenon/commit-mesage-parser

commit message parser

coimmit message parser

Last synced: 10 Apr 2025

https://github.com/yevheniidatsenko/goit-cs-hw-01

๐Ÿ’พ Hometask - Computer Systems (Computer architecture)

assembler dosbox interpreter parser

Last synced: 16 May 2026

https://github.com/sambhav/jacc

Yet another C Parser

assignment bison c compilers flex lex parser yacc

Last synced: 20 May 2026

https://github.com/fluuxio/xmlparser

Swift XML Parsing library based on libxml2

parser swift xml

Last synced: 07 Jul 2025

https://github.com/kyuch4n/piglet

A language named Piglet to describe the flow chart

ast flow language parser tokenizer typescript

Last synced: 20 May 2026

https://github.com/urigrif/scala-parser-combinators

Trabajo practico de la materia TADP de UTN FRBA, con el objetivo de aprender nociones sobre el paradigma de programacion hibrido Objetos-Funcional, utilizando el lenguaje Scala.

monads oop-functional-principles parser parser-combinators scala

Last synced: 08 Apr 2025

https://github.com/pixiebyt3/libtomlc

Smol TOML parser (with lexer) written in C17

c c17 clang cmake cmakelists lexer lexers parser to toml toml-lexer toml-parser vibe-coding

Last synced: 07 Jul 2025

https://github.com/thowv/easy-parse

Parsing using objects and types in Python (WIP)

parser parsing python python3

Last synced: 21 Jul 2025

https://github.com/anko/slice-with-context

JS module: slice string, but with context (useful for showing parse errors with context)

context parser slice string utility-function

Last synced: 29 Mar 2025

https://github.com/jbaldwin/libturbohttp

libturbohttp is a C++17 HTTP/1.1 Request and Response stateful parser with zero memory allocations.

cpp cpp-library cpp17 http parser

Last synced: 22 Jul 2025

https://github.com/thedvlprs/cheerio-parser

๐Ÿ”ฅ Cheerio Parser

cheeriojs demo parser

Last synced: 26 Mar 2025

https://github.com/followtheprocess/parser

Simple, combinatorial parsing in Go!

go parser parser-combinators text-parsing utf-8

Last synced: 10 Apr 2025

https://github.com/quadnucyard/matoy

A math interpreter toy featuring matrices

compiler cpp matrix parser

Last synced: 29 Mar 2025

https://github.com/alschmut/objectivecparser

An Antlr4 Parser for Objective-C, Java and Kotlin code, calculating the lines of code per method

antlr4 grammar java kotlin lines-of-code objc objective-c parser static-analysis

Last synced: 02 Jan 2026

https://github.com/nvtkaszpir/k8s-describe-nodes-parser

Parse kubectl describe nodes and output as json

json kubernetes parse parser python python3

Last synced: 06 May 2026

https://github.com/jsonzilla/fusion_xml

Command line tool to merge two xml files

cpp parser visual-studio xml

Last synced: 22 Mar 2025

https://github.com/vikas2171/if_else_parser

If_else_parser is a C++ tool that validates the syntax of if-else conditional statements. It checks for correctness, generates parse trees, and displays the grammar rules used. This project supports nested conditions and provides an educational resource for understanding if-else constructs in C++.

cpp if-else-statements parse-tree parser principles-of-programming-languages

Last synced: 20 May 2026

https://github.com/quantumwizard888/get_jp_word_info

Parser script that gets a word info from https://dictionary.goo.ne.jp explanatory dictionary

linguistics parser parsing web-parsing web-scraper web-spider

Last synced: 29 Mar 2025

https://github.com/wintercore/jsonerino

Another JSON parser written from scratch in Ruby

cli json parser ruby

Last synced: 20 May 2026

https://github.com/sahidev1/calculator

A calculator for arithmetic mathematical expressions, developed from scratch with lexer, parser and evaluater

elixir evaluator functional-programming lexer parser personal-project

Last synced: 17 Mar 2025

https://github.com/programmerstevie/haskell-assembly-interpreter

An Assembly Language Parser and Evaluator written in Haskell using Parsec. Parses and executes assembly-like code, simulating a CPU with registers, flags, stack, and control flow instructions.

assembly-language control-flow cpu-simulation evaluator flags gpl3 haskell interpreter open-source parsec parser registers software-development stack

Last synced: 20 May 2026

https://github.com/ysden123/scala-csvreader

Scala CSV file (stream) reader

csv file parser reader scala stream

Last synced: 22 Mar 2025

https://github.com/nixinova/nouva

The Nouva programming language.

grammar language lark nixinova parser programming-language

Last synced: 01 Nov 2025

https://github.com/wmakeev/have2

Have your arguments, and validate it too. -- Slick arguments validator for all your js functions.

argument-parser argument-parsing arguments function javascript nodejs parser slick validation

Last synced: 11 Jan 2026

https://github.com/d06i/dalg

LLVM Based Simple Language

ast lexer llvm parser programming-language toy-language

Last synced: 20 May 2026

https://github.com/noobquire/kpischedule.common

Common code libraries used by KPI Schedule project services.

client library nuget-package parser schedule

Last synced: 18 May 2026

https://github.com/stanleystanmarsh/binary-parser

The parser of binary expressions

haskell parser

Last synced: 20 Mar 2025