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/arxeiss/go-expression-calculator

Custom implementation of calculator handling operator precedence and parentheses.

ast calculator lexer parser recursive-descent recursive-descent-parser shunting-yard shuntingyard

Last synced: 28 Mar 2025

https://github.com/quasilyte/pratt-parsers-go

Pratt parser implemented in Go

compilers example go golang parser

Last synced: 07 Apr 2025

https://github.com/karlicoss/hsbc-parser

Extract transaction data from HSBC credit card PDF statements

bank-statement hsbc parser

Last synced: 10 Jun 2025

https://github.com/leroyanders/article-generator

Crawl search results by Google Search API, unique, translate and manage using client side.

django generator mongodb parser python react spinrewriter

Last synced: 16 Mar 2025

https://github.com/ignacio-nacho-barbano/loveurl

A url builder and parser pack for handling url states in an easy way.

builder javascript love npm open-source params parser searchparams string uri url validations validator

Last synced: 04 Sep 2025

https://github.com/io7m-com/jnoisetype

SoundFont manipulation

java parser serializer soundfont

Last synced: 22 Apr 2025

https://github.com/spaghettisolutions/xlsx-parser

Very simple to implement xlsx parser to extract data from spreadsheets for php 8.1+

excel excel-parser libreoffice-calc parser php php8 spreadsheet spreadsheet-parser xlsx xlsx-parser

Last synced: 22 Apr 2025

https://github.com/codebox/stellar-classification-parser

A parser for star classification codes

astronomy parser

Last synced: 12 Jun 2025

https://github.com/wutadude/proxy-grabber-and-checker

Бесплатный прокси граббер и чекер.

checker grabber parser proxy proxy-checker proxy-grabber proxy-parser

Last synced: 15 Apr 2025

https://github.com/hideoo/lodash-doc-parser

Lodash documentation parser generating a JSON representation.

documentation lodash node nodejs parser

Last synced: 12 Apr 2026

https://github.com/destag/at-date

Simple Python library for at-date string parsing

datetime hacktoberfest parser python utility

Last synced: 18 Jan 2026

https://github.com/ocelot5836/pinwheel

🧍 Java parser and API for Minecraft Bedrock Engine formats

animation api bedrock geometry java minecraft parser particle

Last synced: 09 Apr 2025

https://github.com/ntdls/html-help-decompiler

Decompile / walk and evaluate an HTML compiled help file.

chm compiled-help-file help-file parser

Last synced: 14 Apr 2025

https://github.com/smikhalevski/mfml

The ICU MessageFormat + XML/HTML compiler and runtime that makes your translations tree-shakeable.

compiler html i18n icu intl l10n language message-format parser tms translation xml

Last synced: 27 Apr 2025

https://github.com/sertdfyguhi/meth

A Python library to parse and evaluate mathematical equations.

equation interpreter math math-library mathematics parser python

Last synced: 14 Jan 2026

https://github.com/janligudzinski/bfc-rs

Brainfuck compiler for x86-64 Linux implemented in Rust.

assembly brainfuck compiler nasm parser rust x86 x86-64 x86-assembly

Last synced: 05 Feb 2026

https://github.com/stevenaw/vs-parse

Node-based utilities for parsing Visual Studio files

csproj node npm parse parser visual-studio

Last synced: 14 Mar 2026

https://github.com/ikenox/h2s-rs

A declarative and ergonomic HTML parser library in Rust

html parser rust

Last synced: 14 Mar 2026

https://github.com/buzzardgta/bookmarks_parser

Exported browser's bookmarks file parser

bookmarks bookmarks-parse bookmarks-parser parse parser

Last synced: 18 Oct 2025

https://github.com/wizard04wsu/uri_parsing

JavaScript functions for validating, normalizing, and parsing URIs and email addresses.

domain email ip ipv4 ipv6 mailbox mailto module parser schemes uri uri-parser url url-parser

Last synced: 19 Oct 2025

https://github.com/nickcrews/feco3

A Rust parser for the .fec file format, with python bindings

fec parser pyo3 python rust

Last synced: 21 Oct 2025

https://github.com/pinbraerts/tree-sitter-fastbuild

FASTBuild grammar for tree-sitter

fastbuild parser tree-sitter

Last synced: 23 Oct 2025

https://github.com/tree-sitter-grammars/tree-sitter-scss

SCSS grammar for tree-sitter

parser scss tree-sitter

Last synced: 23 Oct 2025

https://github.com/father1993/website-parser-dongchedi

This project is a tool for parsing car data from the Chinese website Dongchedi. With its help, you can extract information about car models, their characteristics, prices and other data presented on the site.

dongchedi parser python

Last synced: 10 Nov 2025

https://github.com/middledot/math_parser

A math expression parser in python

math parser python

Last synced: 24 Jan 2026

https://github.com/dobroslavradosavljevic/hsize

The ultimate TypeScript library for human-readable byte formatting and parsing.

bytes file-size formatting human-readable javascript npm-package parser typescript utility

Last synced: 28 Jan 2026

https://github.com/truemogician/compiler

A compilation system with lexer, parser, semantic analyzer, and a C-like language based on them

compiler csharp lexer parser semantic-analyzer

Last synced: 25 Feb 2026

https://github.com/lggruspe/todo-txt-parser

todo.txt parser for Typescript/javascript

javascript parser todotxt typescript

Last synced: 01 Feb 2026

https://github.com/0x1nf3cted/parcer

Parcer: A Python-based C parser that produces the Abstract Syntax Tree (AST) of the provided code in both JSON and string formats. 🌲🔍

ast c compiler json lexer parser python string

Last synced: 17 Mar 2026

https://github.com/kimtth/tora-auto-ui-opencv

🐯🌱 UI Automation By OpenCV (Image Template Matching). TORA (Tigre / Tiger)

automation opencv parser pyautogui pyqt pyside2 rpa screenshot

Last synced: 14 Feb 2026

https://github.com/mfelsche/pony-ast

:horse: :deciduous_tree: Library for accessing AST generated by ponyc

compiler ffi-bindings parser pony pony-language ponylang

Last synced: 15 Feb 2026

https://github.com/kale-ko/bjsl

A semi-advanced Java data serialization library with features for reducing file sizes.

data java java-serialization json parser serialization serializer smile yaml

Last synced: 28 Feb 2026

https://github.com/usbokirishima/wimey

Wimey is a lightweight C library for building command-line tools with ease. It supports both command and argument parsing, including value handling, automatic help generation, and type-safe conversions. Designed for flexibility and minimal dependencies, Wimey helps you structure your CLI programs cleanly and efficiently.

args args-parser c command-line cprogramming library parser posix unix

Last synced: 28 Feb 2026

https://github.com/fedemartinm/search-operators

A search operators parser to filter search results

javascript nodejs parser search

Last synced: 02 Mar 2026

https://github.com/jmsv/xunit-to-nunit

Converts C# XUnit tests to NUnit tests

c-sharp converter dotnet hacktoberfest nunit parser unit-testing xunit

Last synced: 30 Apr 2026

https://github.com/mrousavy/morph

🛠 A fast .NET Standard Class Library for parsing results from an SQL query to .NET objects to eliminate risky column-index hardcoding

csharp dotnet library parser sql

Last synced: 04 May 2026

https://github.com/ruivieira/nim-holst

A Nim parser for Jupyter notebooks

jupyter markdown nim parser

Last synced: 08 May 2026

https://github.com/lalloni/seared

Lightweight PEG-based text parsing in Golang without code generation.

go golang parser parser-library parsing parsing-expression-grammar peg text

Last synced: 13 Jun 2026

https://github.com/alexanderwe/semanticversioningkit

Small library to create and parse Semantic Versioning conforming representations.

parser semantic-versioning swift swift-package-manager swift5

Last synced: 28 Feb 2026

https://github.com/nicklayb/leex_yecc_example

A leex and yecc example for the 2019-03 Montreal Elixir Meetup talk

elixir erlang leex lexer parser yecc

Last synced: 20 Aug 2025

https://github.com/dan-sazonov/id3-editor

🎶⚙ The simplest console tool for batch editing of mp3 metadata

cli-tools id3 id3-parser id3-reader id3-writer metadata parser

Last synced: 10 Oct 2025

https://github.com/inv2004/newfix

Fix static-typed parser

benchmarks financial fix parser parsers protocol

Last synced: 09 Apr 2025

https://github.com/oaleynik/iptc-reader

Parse IPTC directory from buffer

buffer image iptc parser

Last synced: 20 Apr 2026

https://github.com/anton-yurchenko/go-changelog

Golang package for changelog :bookmark: creation/parsing

changelog go golang module parser

Last synced: 22 Aug 2025

https://github.com/kuria/simple-html-parser

Minimalistic HTML parser

encoding html parser php

Last synced: 14 Apr 2025

https://github.com/lennartpollvogt/markdown-to-data

Convert markdown and its elements (tables, lists, code, etc.) into structured, easily processable data formats like lists and hierarchical dictionaries (or JSON), with support for parsing back to markdown.

dictionaries json lists markdown markdown-parser markdown-to-data markdown-to-json md parser parsing tables

Last synced: 19 Aug 2025

https://github.com/lionello/nix-d

Lexer, parser, and evaluator for Nix files, written in D-lang

ast dlang evaluator interpreter lexer nix parser parsing

Last synced: 10 Jan 2026

https://github.com/onmax/issue-form-parser

Convert GitHub Form Issues into JSON objects with this simple Action.

github-actions issue-forms json parser

Last synced: 13 Feb 2026

https://github.com/sigilbyte/functional-programming-language-fun

About Fun is a playful implementation of the basic functional programming language F. This was a group project by CS students @ LMU Munich.

compiler functional-programming haskell parser tokenizer

Last synced: 29 May 2026

https://github.com/siraben/tree-sitter-formula

Formula grammar for tree-sitter

formula parser tree-sitter

Last synced: 09 Apr 2025

https://github.com/pjiwm/rlox-ast

A Rust implementation for the interpreted language jlox from the book Crafting Interpreters by Robert Nystorm

abstract-syntax-tree dynamically-typed interpreter lexer lexical-analyzer lox-language parser resolver rust scripting-language visitor-pattern

Last synced: 10 Jan 2026

https://github.com/nerd-bear/bassil

Bassil: A modern, mid-level interpreted programming language designed for efficiency and readability. Featuring robust lexical analysis, error handling, and cross-platform support for Windows and Linux. Bassil offers a balance between low-level control and high-level abstraction, making it ideal for system programming, web development, and more.

cpp custom-interpreted-language custom-language custom-programming-language interpreter lexer lexer-parser parser

Last synced: 27 May 2026

https://github.com/neyn/neyson

Lightweight C++11 JSON Library

cmake cpp cpp11 cxx cxx11 json json-library json-parser lightweight parser

Last synced: 14 Jun 2025

https://github.com/galaco/bitbuf

A simple Go Read & Write bitstream

bitstream buffer compression parser

Last synced: 25 Mar 2025

https://github.com/imedadel/flaub

EPUB parser and reader for the browser

epub epub-reader parser react reader vite

Last synced: 10 May 2026

https://github.com/jacob-c-smith/json

A tested JSON parser / serializer

c json parser serializer tested

Last synced: 13 Feb 2026

https://github.com/bhmj/xpression

Expression parser written in Go

expression go golang library parser

Last synced: 28 Jan 2026

https://github.com/tree-sitter-grammars/tree-sitter-tablegen

LLVM TableGen grammar for tree-sitter

llvm-tablegen parser tree-sitter

Last synced: 06 Oct 2025

https://github.com/jotavare/minishell

A simplified version of a unix shell, implemented as a command-line interpreter.

bash builtin c gdb input-validation lexer linux makefile minishell norminette parser readline shell signals unix valgrind

Last synced: 24 Apr 2025

https://github.com/char0n/json-parsers

Monorepo containing research for various json-parsers

javascript json parser

Last synced: 20 Jan 2026

https://github.com/amoshnin/typescript-programming.language

⚡️ Small programming language and interpreter that supports fundamental programming concepts. Inspiration is heavily taken from the BASIC language and it is written in TypeScript

interpreter javascript lexer parser programming-language typescript

Last synced: 06 May 2026

https://github.com/andrey123815/andrey_parser

:scroll: Library for working with smart C-strings

automatic c-string clever-string parser

Last synced: 23 Oct 2025

https://github.com/puripuri2100/satysfi-bibtex-parser

BibTeX format parser library with SATySFi

bibtex document parser satysfi

Last synced: 19 Mar 2026

https://github.com/aelxxs/ikigai

📑 – A simple parser with many possibilities

lexer parser typescript

Last synced: 02 Mar 2026

https://github.com/tunnckocore/mich-parse-selector

Tiny parser for simple CSS selectors, just in ~300 bytes. Pretty similar to what is done in Hyperscript

ast css css-selector-parser dom hast hastscript html hyperscript mich parser virtual-dom

Last synced: 27 Feb 2025

https://github.com/chenasraf/massarg

Command and argument parser on steroids - JS/TS

args cli command-line javascript parser shell typescript

Last synced: 26 Jan 2026

https://github.com/luanmuniz/shorio

Dom Manipulation for Node.JS with an jQuery like API

dom dom-library dom-manipulation html-parser jquery nodejs parser

Last synced: 04 Jul 2025

https://github.com/zalgonoise/parse

a generic parser library written in Go

generic go golang parse parser parsetree treegraph

Last synced: 01 Mar 2026

https://github.com/2bigo/parse-neo4j

Parse results from neo4j's http endpoint to normal JSON

json neo4j parser

Last synced: 12 Feb 2026

https://github.com/mincrmatt12/nmfu

the "no memory for you" "parser" generator

c dfa parser parser-generator python3 state-machine

Last synced: 07 Oct 2025

https://github.com/ratson/nix-treesitter

All and up-to-date tree-sitter grammars built for nix.

flakes grammar nix nix-flake nix-flakes parser tree-sitter tree-sitter-grammars

Last synced: 27 Feb 2026

https://github.com/greg-kennedy/php-bbcode

BBCode to HTML conversion, in PHP.

bbcode html parser php

Last synced: 27 Feb 2026

https://github.com/mistralys/currency-parser

PHP library that can detect prices written in text or markup, adding non-breaking spaces, and normalising their formatting according to country-specific rules.

currency filtering normalization parser prices

Last synced: 13 Oct 2025

https://github.com/josecarneiro/mr-roboto

🤖 Handle and parse a site's robots.txt file and extract actionable information

extract parser parsing robots robots-txt

Last synced: 04 Jul 2025

https://github.com/s-a/browserwall

A small, fast and rich-API browser/platform/engine detector for React.

browser detection ender parser react reactcomponent reactjs sniff ua user-agent useragent

Last synced: 19 Jun 2026

https://github.com/hemantdutta/versa

Versa | The Ultimate Markdown to PDF Generator | Transform your ideas into Stunning Document with Ease...

good-first-issue javascript markdown markdown-editor markdown-to-html markdown-to-pdf open-source parser personal-project reactjs

Last synced: 11 Feb 2026

https://github.com/glorkpixels/sakai-downloader-merger

video downloader, video URL catcher, sound and video file merger for Sakai educational software platform.

audio big bigbluebutton blue button downloader ffmpeg merger parser presentations recording-downloader sakai video

Last synced: 04 May 2026

https://github.com/tree-sitter-grammars/tree-sitter-test

TS corpus test grammar for tree-sitter

neovim neovim-plugin parser test tree-sitter

Last synced: 23 Oct 2025

https://github.com/anthonymel/wb_parser

parser for goods from wildberries.ru. FOR FUN, MAY NO FUNCTION

cronjob json parser php wildberries yii2-framework

Last synced: 24 Jan 2026

https://github.com/0xstern/tailwind-resolver

Resolve Tailwind theme variables into JavaScript objects. Supports Tailwind v4 with future-proof versioning.

canvas chart css-variables parser postcss resolver tailwind tailwindcss tailwindcss-v4 theme theme-resolution typescript

Last synced: 23 Oct 2025

https://github.com/yjhmelody/lua-rs

A toy Lua5.3 Compiler

bytecode compiler lua parser rust

Last synced: 27 Apr 2026

https://github.com/farzonl/warflang

Perhaps Today is a Good Day to Parse

compiler parser

Last synced: 27 Feb 2026

https://github.com/alipsa/sieparser

Java port of the .NET jsisie project at https://github.com/idstam/jsisie

accounting java parser

Last synced: 19 Apr 2026

https://github.com/beforesemicolon/html-parser

Customizable Fast HTML parser

html parser

Last synced: 09 Apr 2025

https://github.com/getoslash/server-timify

Parser and transformer for the Server-Timing header.

headers parser performance server-timing

Last synced: 05 Sep 2025

https://github.com/aibrush/pyparsing-rs

Rust rewrite of Python's pyparsing library with PyO3 bindings. 20-45x faster than original pyparsing.

fast grammar parser rust sparsing

Last synced: 14 Feb 2026

https://github.com/hmmhmmhm/string-error-parse

📚 Simple string error parser of node.js

error javascript nodejs parse parser

Last synced: 03 May 2026

https://github.com/soheil-01/zpe

A Portable Executable parser in Zig

parser portable-executable windows zig

Last synced: 16 Feb 2026