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/rsm-hcd/common-cartridge

Library encapsulating the XDT files provided by IMS to convert XML Common Cartridge files into structured classes

common-cartridge dotnet-core ims-basiclti lti parser parsing

Last synced: 13 Oct 2025

https://github.com/trananhtung/jsonpluck

Pluck valid JSON out of messy LLM output — strips markdown fences, fixes trailing commas, single quotes, comments, and truncation. Zero dependencies.

ai anthropic json llm openai parser repair structured-output typescript zero-dependency

Last synced: 25 Jun 2026

https://github.com/testingrequired/reqlang-expr

A tiny (bytecode compiled, stack VM interpreted) expression language for reqlang's templating engine.

abstract-syntax-tree bytecode-compiler grammar lalrpop logos parser repl typechecker types

Last synced: 17 Aug 2025

https://github.com/kpiorno/mean

A LL-N Grammar Parser for C++11. Fun to travel. Python-like bytecode generator and controller. Zero dependencies.

bytecode cpp11 grammar grammar-parser parser python python3

Last synced: 28 Apr 2026

https://github.com/riversun/xml2node

JavaScript Simple XML parser

json parser xml

Last synced: 28 Apr 2026

https://github.com/qq824810885/calc

java语言实现的表达式计算器

ast calc parser

Last synced: 28 Apr 2026

https://github.com/aniketfuryrocks/smartarg

SmartArg is a forked repo of Arg, with smart help and version logging

arg args commander nodejs parser yarg

Last synced: 28 Apr 2026

https://github.com/eddiecorrigall/elang

Toy programming language interpreted with Python

ast interpreter lexer parser python walker

Last synced: 08 Jun 2026

https://github.com/skyost/scriny

A tiny scripting language for Dart.

evaluation math parser script

Last synced: 18 Jun 2026

https://github.com/icidasset/haskell-format

⚠️👨‍🔬 Experiment alert.

formatter haskell parser

Last synced: 05 Oct 2025

https://github.com/jerryfzhang/jsonwithpython

Learning on dealing with JSON files in Python.

json parser python

Last synced: 28 Apr 2026

https://github.com/alienfruit/alienfruit.otml

AlienFruit.Otml is an object tree model language.

c-sharp core dotnet-core dotnet-framework dotnet-standard otml parser serialize

Last synced: 28 Apr 2026

https://github.com/keinos/gofeed-cli

✅ A command that parses RSS/Atom/XML feeds to JSON. GoFeed Powered.

cli-app go gofeed parser

Last synced: 14 Jan 2026

https://github.com/yuhr/ruleset

Monotonic chart parsing.

parser rust

Last synced: 19 Jun 2026

https://github.com/king-tri-ton/dhorobot

Telegram-бот для получения гороскопов. Пользователи могут выбирать свой знак зодиака и получать гороскопы на сегодня, завтра и другие периоды. Бот получает данные с веб-сайта horo.mail.ru и использует библиотеки Python для взаимодействия с API Telegram и парсинга веб-страниц.

horoscope open-source parser python3 telegram-bot

Last synced: 28 Jan 2026

https://github.com/mosherubin/getcmdopt

Simple, light, cross-platform C++ class for parsing command line options

argument-parser argv argv-parser command-line command-line-parser cross-platform getopts parser

Last synced: 11 Jun 2025

https://github.com/phmatray/antlr4library

A .NET template for creating Antlr4 projects in C#, including a sample CSV parser for building language parsers and interpreters

antlr csharp design-patterns dotnet nuke parser template

Last synced: 28 Apr 2026

https://github.com/redboo/pancakeswap-scraper

Скрипт для парсинга PancakeSwap

parser python scraper

Last synced: 19 Jun 2026

https://github.com/arv-anshul/curler

Import curl command in python and use it with requests, httpx, etc. libraries.

curl curler parser project pycurl pypi pypi-package python3

Last synced: 29 Apr 2026

https://github.com/mathjslab/mathjslab

MathJSLab - An interpreter with language syntax like MATLAB/Octave. ISBN 978-65-00-82338-7

antlr antlr4 educational grammar interpreter lexer math mathematics mathjslab mathml matlab octave parser

Last synced: 27 Mar 2026

https://github.com/bbugyi200/magodo

A Python library for working with the todo.txt format, with some magic thrown in.

cc-python library parser productivity python todo todotxt

Last synced: 16 May 2025

https://github.com/algosup/2024-2025-project-4-web-fpga-team-3

A web-based tool for parsing and visualizing FPGA. It provides an interactive graph representation of signal propagation, helping engineers and students analyze delays, interconnections, and logic components inside an FPGA.

eda-tools fpga parser reactjs simulation

Last synced: 14 May 2026

https://github.com/yord/klp-json

A JSON plugin for klp (Kelpie), the small, fast, and magical command-line data processor.

csv data deserializer dsv json kelpie klp marshaller parser serializer ssv tsv

Last synced: 29 Apr 2026

https://github.com/ydah/gashadokuro

💀 A CSS selector parser implemented in Ruby

cssselector parser

Last synced: 10 Nov 2025

https://github.com/stefankoppier/language-csharp

A C# parsing library for Haskell

c-sharp parser

Last synced: 20 Feb 2026

https://github.com/imarvinle/lcjson

implement a simple json parser using recursive descent

c json parser recursive-descent-parser

Last synced: 29 Apr 2026

https://github.com/ente/protoml-parser

ProtoML is a lightweight, declarative markup language designed for writing and structuring meeting protocols, notes and task lists in a human-readable and machine-parseable format.

markup-language meeting meetings-enhancement parser protocols

Last synced: 04 Mar 2026

https://github.com/ydah/gemfile_parser

A simple Gemfile parser.

gemfile parser ruby

Last synced: 04 Mar 2026

https://github.com/asimihsan/dart_compilers_playground

Implementing scanners, interpreters, and compilers in Dart using "Engineering a Compiler" (2nd Edition).

compiler educational interpreter lexer parser scanner

Last synced: 23 Mar 2025

https://github.com/notfounnd/ini-parser

A professional INI file parser for Node.js with CLI support. Parse INI configuration files into structured JavaScript objects with support for sections, multi-line values, comments and global keys.

cli config ini lib nodejs npm parser

Last synced: 16 Apr 2026

https://github.com/ethanlabs101/lua-toolkit

A collection of Lua utilities, encoders, parsers, binary tools, and experiments built for learning and fun.

binary encoder hex lua lua-programming lua-scripting parser reverse-engineering xor

Last synced: 20 Jun 2026

https://github.com/mabdanm/markdown-table-repair

Markdown Table Repair is a Python package that repairs and cleans malformed Markdown tables, converting them into structured pandas DataFrames.

deep-learning llama3 llm machine-learning markdown mistral openai-api parser repair

Last synced: 27 Oct 2025

https://github.com/lode-org/readcon-core

Oxidized rewrite of readCon

chemistry parser

Last synced: 10 May 2026

https://github.com/igorskyflyer/rust-adblock-metadata-parser

🎠 A fast AdBlock metadata parser written in Rust. 🧪

adblock back-end crate igorskyflyer meta metadata module parse parser rust rust-lang

Last synced: 04 Oct 2025

https://github.com/seporaitis/pyparsing-slides

A quick intro to pyparsing library that I had to do for an interview.

library parser presentation python

Last synced: 30 Apr 2026

https://github.com/steffen-w/kicadfiles

A comprehensive Python library for parsing and manipulating KiCad file formats with full S-expression support, type safety, and flexible error handling.

kicad kicad-library kicad-pcb kicad-schematics parser s-expressions

Last synced: 10 Oct 2025

https://github.com/b-fuze/js2json

CSS or Javascript Object Literal to JSON (No Regex)

javascript json parser

Last synced: 30 Apr 2026

https://github.com/rogerinn/little_poc

Little poc é uma versão reduzida e para testes de pré-compilador JIT e AOT rodando totalmente em contêineres sem a necessidade direta de infraestrutura de sistemas operacionais e maquinas virtuais

ast c compiler compilers golang javascript nodejs parser rust

Last synced: 09 Apr 2026

https://github.com/tigran-sargsyan-w/minishell

This project is about creating a simple shell. Yes, your own little bash. You will learn a lot about processes and file descriptors.

42 42school c c-language cli executor execve fork lexer mandatory minishell parser posix readline shell signals terminal unix unix-shell

Last synced: 19 Apr 2026

https://github.com/farzonl/regexparser

for CS 3240

parser regex

Last synced: 12 Apr 2025

https://github.com/jeevanjoshi4434/compilerx

A custom language compiler built upon C language for college project.

assembly c compiler compiler-construction compiler-design compiler-principles lexical-analysis parser semantic-analysis

Last synced: 30 Apr 2026

https://github.com/sinooox/sbermegamarket_parser

Парсер товаров с маркетплейса СберМегаМаркет. Принимает на вход искомый товар и возвращает перечень позиций с первой страницы по искомому запросу в отсортированном по соотношению цены и бонусов виде. Пропускает товары без бонусов.

marketplace parser sbermarket

Last synced: 29 Jun 2025

https://github.com/niklasrosenstein/python-hcl2-ast

A HCL2 parser based on python-hcl2 that produces an Abstract Syntax Tree.

ast hcl parser python

Last synced: 15 Oct 2025

https://github.com/sifive/tree-sitter-wake

Wake grammar for tree-sitter

parser tree-sitter wake

Last synced: 29 Jan 2026

https://github.com/codersguild/simplr

A simple programming language for program verification using Z3, ANTLR4 & Parser Combinators written using Scala

antrl4 java parser python-script scala z3

Last synced: 15 Apr 2026

https://github.com/caomeiyouren/better-bytes

Better byte base conversion. Supports two base conversions: kilo binary byte (2^10) and kilobyte (10^3)。更好的字节进制换算。支持 千位二进制字节(2^10) 和 千字节(10^3) 两种进制换算

byte bytes kilo-binary-byte kilobyte parse parser utility

Last synced: 05 Mar 2026

https://github.com/massigy/ll1p.go

This is a simple LL(1) grammar tokenizer & parser written in Go.

go-programming-language golang grammar-parser language-theory ll1-grammar ll1-parser parser regular-expression tokenizer

Last synced: 10 Aug 2025

https://github.com/rcrsr/rill

Embeddable workflow language for LLM orchestration

ai-agents dsl embeddable interpreter llm parser pipe scripting-language typescript workflow

Last synced: 01 May 2026

https://github.com/gaurav-gosain/jsml.zig

A simple JSON (toy) parser written in Zig, for learning purposes.

json library parser zig

Last synced: 01 May 2026

https://github.com/yagasoft/dynamics365-crmtextparser

A parser that resolves many challenges that come up in the context of Dynamics 365 dynamic text.

dynamics dynamics-365 dynamics-crm microsoft parser template templating

Last synced: 25 Feb 2026

https://github.com/fardjad/node-parse-my-command

Parse argv with Commander.js without executing the command

argv commander commanderjs nodejs parser

Last synced: 01 May 2026

https://github.com/michaelmdresser/dicelang

Dice expression parser and evaluator in Rust

dice-roller dnd parser

Last synced: 08 Jun 2026

https://github.com/ugjka/ircmsg

IRC Message Parser

irc message parser

Last synced: 29 Jan 2026

https://github.com/joeloparco/minijava-compiler

Front end of Mini Java Compiler built in Java. Including: Tokenizer, Parser and Semantic Analyzer.

compiler java minijava parser tokenizer typechecker

Last synced: 01 May 2026

https://github.com/konstantintutsch/zarg

A minimalist C library for simple handling of command line arguments. 🚀

c cmd library parser

Last synced: 27 May 2026

https://github.com/mangesh-bhattacharya/nand2tetris

Nand2Tetris project implementation and HDL API reference.

cmake hack-compiler jack-compiler nand2tetris parser python xml

Last synced: 01 May 2026

https://github.com/vernongrant/jsn.c

A simple JSON utility that's intended to be used for parsing, generating and manipulating configuration files.

c generator json json-generator json-parser parser

Last synced: 01 May 2026

https://github.com/akinoccc/html-parser-react

The parser for html transform to react dom.

html html-parser-react parser react

Last synced: 08 Jun 2026

https://github.com/mgajda/jupyter-notebook

JuPyTer notebook parser

ipynb json jupyter parser

Last synced: 06 Mar 2026

https://github.com/bohdaq/url-search-params

`url-search-params` provides ability to create search params (query string) from HashMap and vice versa.

parser query rust url

Last synced: 02 Apr 2026

https://github.com/scdh/pygexml

Small pythonic wrapper around PAGE XML

page-xml parser python xml

Last synced: 19 Feb 2026

https://github.com/ston1x/humanfix

🏦👨🏻‍🌾 A reactive online FIX message humanizer

banking fixprotocol frontend javascript parser reactive vue web

Last synced: 22 Jun 2026

https://github.com/vincent-thomas/clier

A command line parser and framework for rust

cli framework library parser rust

Last synced: 05 Jan 2026

https://github.com/marcos-venicius/wodo

Vim-based task management system. Walking towards a distributed task management system inside neovim ;)

c lexer parser todo vim

Last synced: 02 May 2026

https://github.com/christarazi/golp

A web server log parser / analyzer written in Go

access-logs analyzer go golang log nginx parser

Last synced: 02 May 2026

https://github.com/stevehjohn/calculator

A project implementing a calculator able to parse complex mathematical expressions.

calculator csharp csharp-library mathematics parser

Last synced: 02 Apr 2026

https://github.com/a631807682/ddltransform

parse ddl and transform to gorm model code

ddl gorm mysql orm parser postgresql

Last synced: 25 Feb 2026

https://github.com/virb3/aom-replay-tool

Replay tool for Age of Mythology: Retold

010-editor age-of-mythology aom binary commands game parser replay

Last synced: 05 Aug 2025

https://github.com/skytomo221/csharp-lojban-project

Library for handling Lojban with C#

csharp lojban parser peg

Last synced: 21 Sep 2025

https://github.com/dburriss/funcydown.parser

Markdown parser and transformer for FuncyDown markdown generator

markdown parser transformer

Last synced: 11 Apr 2026

https://github.com/saehun/pasted-request

Generate a http request config from a curl command string or a raw http request string.

axios curl http nodejs parser request typescript

Last synced: 10 Apr 2026

https://github.com/5rahim/habari

Video filename parser written in Go.

bittorrent filename parser torrent

Last synced: 04 Oct 2025

https://github.com/0x51-dev/upeg

Universal Parser Expression Grammar

abnf parser peg

Last synced: 02 Apr 2026

https://github.com/dalisoft/oxlint-rs-npm

Linter for the JavaScript Oxidation Compiler

compiler javascript linter minifier parser rust typescript

Last synced: 05 Feb 2026

https://github.com/beenotung/html-parser.ts

zero-dependency html parser for node.js and browser that return the dom (tree) structure

dom html nodejs parser typescript-library

Last synced: 28 Apr 2026

https://github.com/leon-richardt/python-repetita-parser

Python parser for the REPETITA data format

parser python repetita traffic-engineering

Last synced: 10 Oct 2025

https://github.com/yanniskatsaros/fable

A simple, linear, non-recursive data-interchange format designed to be easily emitted, and parsed by any language.

data-interchange deserialization parser python3 serde serialization

Last synced: 27 Sep 2025

https://github.com/belrbez/cyk-chomsky-nf-grammar-algorithm-java

Implementation of algorithm to Converting CFGs to CNF (Chomsky Normal Form) and Cocke–Younger–Kasami (CYK) algorithm for CFGs

algorithm cfgs chomsky cyk cyk-chomskynf grammar java normalforms parser

Last synced: 10 Oct 2025

https://github.com/jcubic/expression.php

Safely evaluate math, string, and boolean expressions

evaluator expression interpreter math parser

Last synced: 14 Apr 2025

https://github.com/calderonsamuel/sseparser

Parse Server-Sent Events in R

http-requests parser r stream

Last synced: 28 Jul 2025

https://github.com/anatoly-semenov/nft-parser

Transactions parser for ethereum smart chain on Node.js

cron ethereum nodejs parser

Last synced: 17 Apr 2026

https://github.com/dkarter/stl_parser

👓 STL File Parser in Elixir using :leex and :yecc

3d-printing elixir parser stl tokenizer

Last synced: 11 May 2026

https://github.com/seddryck/chrononuensis

Chrononuensis is a library for parsing complex time periods like year-month, year-quarter, month-week, and year-week. Effortlessly decode and validate non-standard formats, handle fiscal calendars, ordinal days, and custom cycles. Lightweight, flexible, and precise, it structures time data with ease.

date-parser date-structure parser

Last synced: 16 Oct 2025

https://github.com/obsfx/lurkdown

A markdown transpiler tool that was built on NodeJS with TypeScript to create standalone, markdown-generated HTML files.

command-line-tool html html-files markdown markdown-parser markdown-to-html nodejs parser standalone standalone-executables standalone-html-files syntax-highlighting tool transpiler typescript

Last synced: 03 May 2026

https://github.com/xlab-si/xopera-tosca-parser

TOSCA YAML parser (used in xOpera orchestrator)

orchestration parser python tosca

Last synced: 27 Jul 2025

https://github.com/nelsonbittencourt/excel_to_dataframe

A high performance C++ library to convert Excel files to pandas dataframes.

converter cplusplus cpp dataframes excel pandas parser performance python worksheets

Last synced: 27 Jan 2026

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

Node-based utilities for working with Visual Studio projects/solutions

node npm parse parser visual-studio

Last synced: 09 May 2026

https://github.com/lpapailiou/fac

A toy programming language including jflex scanner, cup parser and semantic validation. Executably by console and by gui (a toy-IDE).

automaton bnf compiler-construction cup flex flex-cup formal-language interpreter java java-8 javafx javafx-application jflex parser programming-language regex theoretical-computer-science toy-language

Last synced: 04 May 2026