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/mhauri/lotto-parser

PHP library for parsing Swiss Lotto and Euro Millions results.

euromillions parser swisslos swisslotto

Last synced: 31 Jan 2026

https://github.com/pelenium/math-parser

Math parser of expressions in Polish notaiton (LISP like)

expression-evaluator expression-parser fsharp math mathematics maths parser polish-notation

Last synced: 31 Jan 2026

https://github.com/zefir-git/multipart.ts

TypeScript library for multipart data parsing and creation

class-based formdata library multipart object-oriented-programming oop parse parser typescript

Last synced: 12 Dec 2025

https://github.com/cycloctane/cyclocalc

Simple math expression evaluator written in C99. Based on Pratt Parsing.

algorithms ast c parser

Last synced: 15 Oct 2025

https://github.com/mrrobinofficial/unity-parser

A friendly parsing system for Unity. This system supports a wide range of data types, and offers try-parse methods.

ncalc parse parser unity unity3d

Last synced: 17 May 2026

https://github.com/orcalinux/c-json

A lightweight, fast, and cross-platform JSON parsing library for C developers. C-JSON simplifies JSON handling in C, supporting objects, arrays, strings, numbers, booleans, and null values with minimal memory overhead.

json json-parser parser parsing scanner

Last synced: 01 Feb 2026

https://github.com/kranfix/parser_combinator

Example of a parser combinator in many languages (Rust, Dart, Go, Typescript)

bun combinator go hacktoberfest parser rust typescript

Last synced: 25 Feb 2026

https://github.com/giorgiogtelian/luna

this is my little project: a new programming language named after my dog

cpp csharp java language parser programming-language programming-languages

Last synced: 13 Feb 2026

https://github.com/bpetermann/node-interpreter

Typescript interpreter for monkey

interpreter jest lexer nodejs parser typescript

Last synced: 07 May 2026

https://github.com/shamazmazum/cue-parser

Simple common lisp cue parser

cuesheet parser

Last synced: 12 Feb 2026

https://github.com/joht/data-restructor-js

Transforms parsed JSON objects into a uniform data structure

adapter data-structures javascript json parser restructure

Last synced: 01 Feb 2026

https://github.com/skarllot/azure-keyvault-reference

Configuration provider implementation that decorates configuration supporting Azure Key Vault references

azure configuration keyvault parser provider secret

Last synced: 07 May 2026

https://github.com/adam-elmi/sommark

SomMark is a simple and extensible markup language designed for writing documentation and structured content.

docs documentation dsl html json json-langugae langauge mapper mapping markdown markup markup-language mdx parser transpiler

Last synced: 01 Apr 2026

https://github.com/murilobsd/calamp-rs

Calamp LMDirect rust parser

calamp lmdirect networking parser protocol rust

Last synced: 11 Feb 2026

https://github.com/nezteb/lexer-parser-in-lua

This is for a programming languages class I'm in. Both assignments have already been turned in for the class, so I'm uploading my submissions here for my own future reference (not for cheating).

lexer lua parser

Last synced: 09 Oct 2025

https://github.com/poti1/pod-lol

Parse Pod into a list of lists (LOL)

hacktoberfest parser perl perl5 perldoc pod

Last synced: 11 Feb 2026

https://github.com/taufik-nurrohman/query-string-parser

Convert URL’s query string into JavaScript object.

converter j-s-o-n javascript js json object parser query string u-r-l url

Last synced: 07 Feb 2026

https://github.com/wimpyprogrammer/conditional-expression-parser

A simple web site for parsing conditional expressions using JavaScript.

bootstrap3 conditional-statements javascript parser regex

Last synced: 27 Feb 2026

https://github.com/bigasdev/castledb-cpp-parser

A simple cpp parser for CastleDB

castledb cpp cpp-json json parser

Last synced: 07 May 2026

https://github.com/mosifa/command-to-json

Parses any commands and converts them to JSON

command-to-json ifconfig javascript parser tojson typescript

Last synced: 05 May 2026

https://github.com/nejcc/ice

Ice programing

ice interpreter lexer parser python

Last synced: 08 Jan 2026

https://github.com/durudex/go-polylang

Implementation of the Polylang language in Go.

go parser polylang

Last synced: 14 Jan 2026

https://github.com/alexeev-prog/cmdparser_c

Command Line Arguments parser in C

c cli cmd command-line command-line-parser minimal parser

Last synced: 13 Oct 2025

https://github.com/thefangbear/sat

Boolean expression parser and solver suite

c cpp parser sat solver

Last synced: 04 May 2026

https://github.com/andreafioraldi/til-compiler

Tripel Intermediate Language Compiler - Compile an XML based assembly language to bytecode for the Tripel Virtual Machine

assembly-language bison bytecode c cmake compiler flex language-compiler libxml2 parser xml

Last synced: 03 May 2026

https://github.com/passcod/vue-sfc-parser

A limited parser for Vue Single File Components

parser single-file-component vue

Last synced: 03 May 2026

https://github.com/gabryon99/mucomp-lang

μcomp-lang is a didactic language implemented for Language, Compilers and Interpreters course at UniPi.

compilers languages lexer llvm menhir ocaml ocamllex parser programming

Last synced: 03 May 2026

https://github.com/alfarih31/nb-go-parser

Noob Go Parser (nb-go-parser) is a tools to parse primitive types in Go

go golang parser primitive-types

Last synced: 25 Jun 2026

https://github.com/bartlomiejzuber/use-cron-parser

Useful & super tiny (<5KB ✔️) hook for cron expression handling in React

cron hook parser react typescript

Last synced: 02 May 2026

https://github.com/ysoftware/language

An excercise in developing a programming language

compiler lexer parser programming-language-development type-checker

Last synced: 11 Oct 2025

https://github.com/sayedrisat/bnscript

Automation-first programming language that compiles to JavaScript with a real compiler pipeline, runtime, and CLI.

automation bangla cli code-generator compiler developer-tools javascript language-design lexer parser programming-language sayed-risat semantic-analysis transpiler

Last synced: 11 Jun 2026

https://github.com/rog3rsm1th/kaitai-rs

Kaitai Struct implementation in pure Rust (still a WIP)

kaitai parser rust

Last synced: 18 Oct 2025

https://github.com/yord/pxi-dsv

🧚pxi-dsv is a delimiter-separated values plugin for pxi (pixie), the small, fast, and magical command-line data processor.

csv data-processing deserializer dsv json marshaller parser pixie pxi serializer ssv tsv

Last synced: 15 Apr 2026

https://github.com/mbund/cdr

OSU course dependency visualizer

astro course dependencies graph osu parser typescript visualization

Last synced: 15 May 2026

https://github.com/thierrymarianne/experimenting-with-compilation-principles

Learning some of the principles behind compilation (inspired by bit.ly/compilers-principles)

antlr editor json parser vue vuex

Last synced: 30 Apr 2026

https://github.com/kelcheone/string2bytes

cli tool from parsing string to bytes32

cli ethereum parse parser

Last synced: 30 Apr 2026

https://github.com/stacksjs/ts-svg

Pure-TypeScript SVG parser, rasterizer, and PNG encoder.

optimizer parser svg typescript

Last synced: 16 Jun 2026

https://github.com/dxwc/vidfeed

A simple CLI tool to get youtube RSS subscription feed URL given a video, user or channel link

channel feed parser rss youtube

Last synced: 29 Apr 2026

https://github.com/imolorhe/curlup

Parse cURL commands.

curl parser

Last synced: 29 Apr 2026

https://github.com/interlark/huntmap-parser

Парсер карт охотничьих угодий huntmap.ru

cartography geojson maps parser python3 selenium

Last synced: 18 Jan 2026

https://github.com/nunocastanho/d7

A comprehensive Python-based dice notation interpreter and roller.

dice dice-notation dice-roller parser python tabletop ttrpgs

Last synced: 11 Oct 2025

https://github.com/marcuwynu23/danjs

a human-readable data format for structured configs, datasets, and annotations with tables, arrays, and comments

configuration csv dan data-format javascript json notation parser structured-data toon typescript xml

Last synced: 08 Jun 2026

https://github.com/qwefgh90/comment-parser

The Comment Parser supports various languages based on FSM. It's written by scala and java.

comment comment-parser java language parser parsing sbt scala

Last synced: 28 Apr 2026

https://github.com/denysvitali/ifunny

An interpreter of a custom language (funny) written in Java

compiler funny interpreter java parser tokenizer

Last synced: 19 Oct 2025

https://github.com/gnidan/solasm

Solidity assembler in development

assembler ethereum evm parser rust solasm solidity

Last synced: 28 Apr 2026

https://github.com/tearth/combasic

Simple BASIC compiler based on the old language dialects.

asm assembler assembly ast basic c compiler lexer parser

Last synced: 28 Apr 2026

https://github.com/piraka9011/dsl_urdf_parser

A parser for URDF files that generates .kindsl files for Robcogen.

dsl kindsl parser python robcogen urdf

Last synced: 13 Oct 2025

https://github.com/goodbyteco/markdown-tasks

A Markdown syntax for rich todo-items.

document markdown parser specification tasks todolist

Last synced: 26 Apr 2026

https://github.com/rootslab/auntie

Auntie, my dear ultra-fast module for untying/splitting/counting a stream of data by a chosen separator sequence.

boyer-moore count-lines csv csv-parser csv-stream nodejs parser pattern-search split-data splitter streaming-parser tsv

Last synced: 26 Apr 2026

https://github.com/roneetkumar/simple-lang

Simple is a programming language based on GO lang as a base language. The objective to create this language is not only to learn GO lang but also to understand the journey of idea from source code to a finished product.

compiler evaluator go go-lang interpretor lexer parser

Last synced: 19 Jun 2026

https://github.com/here-be/snapdragon-is-inside

Snapdragon plugin that adds an `isInside` method to the compiler instance for checking if a node is currently inside a given node type.

ast compiler javascript node nodejs parser snapdragon snapdragon-plugin

Last synced: 26 Apr 2026

https://github.com/fabarca/andar

Provides an abstraction layer for creating and parsing paths in a programmatic way via templates.

best-practices desing-patterns parser path path-manager python template

Last synced: 14 Jan 2026

https://github.com/lpraat/inbq

A library for parsing BigQuery queries and extracting schema-aware, column-level lineage.

bigquery data-lineage parser sql

Last synced: 26 Apr 2026

https://github.com/f-y/md-spreadsheet-parser

A robust, zero-dependency Python library for parsing, validating, and manipulating Markdown tables, including conversion from Excel to Markdown.

data-conversion excel library markdown pandas parser python spreadsheet table-parser type-safe zero-dependency

Last synced: 23 Jan 2026

https://github.com/logotype/gifparser

GIF89a parser

gif gif89a image parser photo

Last synced: 19 Jan 2026

https://github.com/yisaer/idl-parser

OMG IDL Parser written in go

go omg-idl parser parser-combinator

Last synced: 13 Oct 2025

https://github.com/azoy/swirl

Erlang ETF Parser in Swift

erlang etf parser swift

Last synced: 22 Apr 2026

https://github.com/here-be/snapdragon-location

Adds a location object to snapdragon token or AST node.

ast javascript location node nodejs parse parser position snapdragon token tokenize tokenizer

Last synced: 12 Apr 2025

https://github.com/biosustain/genomediff-node

GenomeDiff (*.gd) file parser for Node.js

breseq genomediff genomics parser

Last synced: 19 Apr 2026

https://github.com/marcoroth/openmensa-parsers

OpenMensa.org parsers

mensa openmensa parser svgroup xml

Last synced: 22 Oct 2025

https://github.com/devtony101/infix-expression-parser

A dart package to help you parse and evaluate infix mathematical expressions into their prefix and postfix notations.

dart dart-library dart-package flutter parser parser-library side-project

Last synced: 03 May 2026

https://github.com/rcx/email-parser

A handy webapp to render raw email data.

email parser smtp webapp

Last synced: 19 Apr 2026

https://github.com/johnedquinn/bminor

A strictly-typed C-like language called B-Minor. Utilizes Bison and Yacc to tokenize, parse, typecheck, and eventually compile into an x86 executable for execution.

assembly bison-yacc code-generation compiler-design parser programming-language scanner typechecker

Last synced: 16 May 2026

https://github.com/beyondmagic/litteral

.lrc cli reader.

cli cpp2b lrc parser

Last synced: 12 Oct 2025

https://github.com/irvifa/compiler-final-project

Code written for my final project in Compiler course at Universitas of Indonesia

compiler compilers parser

Last synced: 12 Oct 2025

https://github.com/chengzeyi/sharpccompiler

Simple compiler. 自制简单语言编译器

compiler lexical-analyzer parser

Last synced: 12 Oct 2025

https://github.com/bigspawn/music-news

Music News Bot: Parse RSS feeds and send updates to the channel.

go music parser rss telegram-bot

Last synced: 05 Feb 2026

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/rzane/argy

Yet another command line option parser

arguments cli command-line options parser positional ruby

Last synced: 08 Oct 2025

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/redboo/pancakeswap-scraper

Скрипт для парсинга PancakeSwap

parser python scraper

Last synced: 19 Jun 2026

https://github.com/gofunky/cssauron

build a matching function in CSS for any nested object structure without eval

css js library match parser selector selector-factory selectors-match stream style-selectors transform traverse

Last synced: 21 Jan 2026

https://github.com/connectaman/deepseek-ocr-multigpu-infer

Efficient multi-GPU OCR inference framework leveraging parallel processes for accelerated token throughput and faster batch processing. Designed for scalable, high-performance optical character recognition workloads using PyTorch. Supports dynamic GPU assignment, optimized resource utilization, and easy integration for large-scale image datasets.

agentic-extraction data deepseek document-parser extraction extractor gpu image-parser llm multigpu nvidia ocr parallel-computing parser pdf-parser vlm

Last synced: 22 Jan 2026

https://github.com/tsarchghs/how-to-write-a-simple-interpreter

How to write a simple interpreter - Blog Post

evaluation interpreter lexer parser

Last synced: 08 Oct 2025

https://github.com/kubinyete/getnet-edi-php

A standard library for parsing EDI files from Getnet.

acquirer conciliation edi getnet getnet-brasil library parser parsing

Last synced: 08 Oct 2025

https://github.com/st235/uric

A Uniform Resource Identifier (URI) implementation in C++, designed strictly in compliance with RFC 3986.

cpp parser pico raspberry-pi-pico rfc3986 uri url

Last synced: 31 May 2026

https://github.com/ancreny/env-parser

Simple parser to get values from environment

environment-variables golang golang-package parser

Last synced: 22 Jan 2026

https://github.com/pschichtel/rfc5988

Library to parse RFC 5988 and RFC 8288 Link headers

gradle kotlin kotlin-library link-header parser parser-combinators rfc-5646 rfc-5988 rfc-8288

Last synced: 05 Feb 2026

https://github.com/assayyaad/haikal-markdown

أدوات هيكلية صارمة لملفات Markdown

formatter makdown parser strict validator

Last synced: 25 Oct 2025

https://github.com/orisai/nette-data-sources

Orisai Data Sources integration for Nette

data decoder encoder file-format files json neon nette orisai parser php yaml

Last synced: 05 Feb 2026

https://github.com/yord/shargs-example-sync-sql

shargs-example-sync-sql is a sample application of shargs 🦈.

command-line parser shargs

Last synced: 15 Oct 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/erdomke/outlookparser

Library for parsing Outlook (*.msg) files

outlook parser

Last synced: 07 Oct 2025

https://github.com/superb-man/automaton-solver

regex -> abstract syntax tree -> nfa -> dfa(minimized) conversion.

cyk-algorithm dfa dfa-minimization dotfiles json moore-minimization nfa parser regular-expression x-33

Last synced: 06 Oct 2025

https://github.com/mattacosta/php-parser

A cross-platform, error-tolerant PHP parser that provides a complete representation of your source code.

ast cross-platform parser php php-parser

Last synced: 17 Jan 2026

https://github.com/ixalodecte/filestruct

A python package to structure files using visual and style informations

layout-analysis parser pdf

Last synced: 14 Jan 2026

https://github.com/tom65536/annual

Python package for computing annual recurring events. Recurrence rules are described by a human-friendly mini-language.

calendar date holidays library observances parser python

Last synced: 14 Jan 2026

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

CPON grammar for tree-sitter

cpon parser tree-sitter

Last synced: 05 Oct 2025

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/miso-belica/py.js

Python expressions parser and evaluator written in Javascript (https://github.com/odoo/odoo/tree/14.0/addons/web/static/lib/py.js)

eval evaluator javascript parser python tokenizer

Last synced: 27 Jan 2026