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/felixfaisal/syntax-analyzer-rs

A syntax analyzer written in Rust with handwritten logic for validating JSON with trailing commas and comments without using Lex or YACC

compiler lexer parser rust

Last synced: 30 Mar 2025

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/mgriebling/expressionparser

Swift expression parser and evaluator using a parser generated by Coco. Also produces a LaTeX translation of the text-based input expression.

ast coco compiler-compiler evaluator expression latex parser swift syntax-tree

Last synced: 04 Feb 2026

https://github.com/paul-wolf/ukpc

A Python module for parsing United Kingdom postcodes

parser postcodes python uk

Last synced: 13 Jun 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/tree-sitter-grammars/tree-sitter-move

Move grammar for tree-sitter

move-language parser tree-sitter

Last synced: 02 Apr 2026

https://github.com/stagas/tinypratt

a tiny pratt parser implementation

parser pratt

Last synced: 12 Oct 2025

https://github.com/techquery/commanderjsx

Command-line Arguments Parser with JSX support

arguments command-line jsx parameter parser typescript

Last synced: 29 Sep 2025

https://github.com/atahabaki/bracoxide

A powerful Rust library for handling and expanding brace expansions. It provides a simple and intuitive way to generate combinations and permutations from brace patterns.

brace-expansion braces parser rust tokenizer

Last synced: 01 Apr 2026

https://github.com/itsrenoria/ptt-go

Go port of PTT that parses media filenames into clean, structured details.

filenames go media metadata parser ptt

Last synced: 31 May 2026

https://github.com/ternaus/google-docstring-parser

A Python package for parsing and validating Google-style docstrings with type hints. Converts docstrings into structured dictionaries and validates type annotations. Requires paid license for non-Albumentations Team users.

code-quality developer-tools docstring documentation google-style parser python static-analysis type-checking validation

Last synced: 16 Mar 2026

https://github.com/andy840119/JupyterSharpParser

Jupyter parser written in C#

andy840119 csharp jupyter nuget parser

Last synced: 03 May 2025

https://github.com/osmoscraft/feed-parser

Parse RSS/RDF/Atom XML into JSON Feed in browser or node.js environment

atom feed isomorphic jsonfeed parser rdf rss

Last synced: 28 May 2026

https://github.com/spencertorres/fgd

An NPM package for manipulating FGD (Forge Game Data) files.

converter fgd goldsrc hammer nodejs npm parser source valve

Last synced: 04 May 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/stacksjs/ts-md

Extremely performant markdown parser & compiler.

compiler markdown markdown-it marked parser

Last synced: 16 Jun 2026

https://github.com/rob-blackbourn/jetblack-fixparser

A parser for FIX messages

fix fix-parser parser python python3

Last synced: 28 Jul 2025

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/crazypython/gildedtrail

A language for building simple web apps and domain-specific languages

domain-specific-language dsl guidedtrack low-code no-code parser

Last synced: 30 Jun 2025

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/shamazmazum/cue-parser

Simple common lisp cue parser

cuesheet parser

Last synced: 12 Feb 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/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/t1st3/gulp-muxml

An XML parsing and formatting plugin for gulp

formatter gulp gulp-plugin parser stream xml

Last synced: 20 Jan 2026

https://github.com/ydah/parselly

Parselly is a module providing a simple way to parse and extract data from a css selector 🌿

css css-selector css-selector-parser css-selectors parser

Last synced: 13 Oct 2025

https://github.com/erickrus/sketch_measure

Sketch measure parser

parser python sketch sketch-measure

Last synced: 20 Jun 2026

https://github.com/roma-glushko/monolog-parser

🛠Parser for your monolog records

logs monolog parser php7

Last synced: 01 Apr 2026

https://github.com/whywaita/gigani

parser of Anime page (GIGAZINE, Annict, syobocal...)

gigazine golang-application parser

Last synced: 28 Mar 2026

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

GenomeDiff (*.gd) file parser for Python

breseq genomediff genomics parser

Last synced: 12 Apr 2025

https://github.com/omnimodloader/jvmzip

An optimized JVM compliant Zip parser

compression java library optimization optimized parser reader zip zip32

Last synced: 26 Feb 2026

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

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

breseq genomediff genomics parser

Last synced: 19 Apr 2026

https://gitlab.com/fumail/domainmagic

python library for email/domain dns/rbl handling

dns domain library parser python rbl

Last synced: 17 Apr 2026

https://github.com/khrabrovart/vk-api-schema-parser

VK (VKontakte) API JSON schema parser for .NET

api csharp json json-schema parser vk vk-api-schema vkontakte

Last synced: 19 Aug 2025

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/luismedel/snasl-parser

A parser for the Nessus Attack Scripting Language (nasl files)

nasl nasl-script nessus openvas parser

Last synced: 29 Jul 2025

https://github.com/risto-stevcev/css-parser-combinator

:smile_cat: A CSS parser and its combinators

combinator css parser

Last synced: 18 Apr 2026

https://github.com/zaincheung/cdk-js

Generator and parser for redemption codes for javascript

cdkey generator javascript nodejs npm parser shortcode typescript

Last synced: 24 Jan 2026

https://github.com/apfohl/jzon

JZON - A Lemon based JSON parser for C

c json lemon parser

Last synced: 06 Aug 2025

https://github.com/xianjianlf2/mini-compiler

手写 the-super-tiny-compiler:词法 / 语法 / 转换 / 代码生成(mini-* 源码学习系列,按 Git 提交历史一步步搭建)

ast compiler learning parser tokenizer typescript

Last synced: 25 Jun 2026

https://github.com/rsore/clargs

A modern, type-safe, header-only C++20 command-line argument parser with minimal runtime overhead and full compile-time validation

command-line-arg-processing command-line-arguments command-line-arguments-parser command-line-parser parser

Last synced: 25 May 2026

https://github.com/dianavile/rgsocdvteam

Resources, Learnings, Courses, Testing, Meetings- all in one in Markdown.

designsystem docs documentation generator livingstyleguide markdown markdown-it parser styleguide

Last synced: 07 May 2026

https://github.com/eggplants/eijiro-to-sqlite

英辞郎 (English-Japanese dictionary) -> sqlite3

cli database dictionary eijiro parser python sqlite sqlite3

Last synced: 07 May 2026

https://github.com/stereobooster/instaparsejs

What if context-free grammars were as easy to use as regular expressions?. Clojure instaparse compiled to ESM

gll gll-parser instaparse parser parsing peg pegll

Last synced: 14 Feb 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/ulivz/supath

An additional path parsing module for nodejs

nodejs npm parser path path-parsing

Last synced: 18 Apr 2026

https://github.com/danielparks/matchgen

Generate Rust functions to quickly map byte string prefixes to values

parser rust

Last synced: 30 Jun 2025

https://github.com/andreasbm/fireparse

An extensible markdown to html converter

extensible html markdown parse parser showdown syntax-tree

Last synced: 14 Feb 2026

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/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/maread99/valimp

Use Python type hints to validate, parse and coerce inputs to public functions

argument-parser coerce functions parser parsing python3 validation

Last synced: 12 Jun 2025

https://github.com/azoy/swirl

Erlang ETF Parser in Swift

erlang etf parser swift

Last synced: 22 Apr 2026

https://github.com/wrfly/ecp

environment config parser | fill up the struct through the way you like

config env parser

Last synced: 16 Jan 2026

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/rajatt95/python_rs

Programming | Python | PyCharm | Data Types | Tuple | Dictionary | If-Else | Loops - For, While | Functions | OOPS Principles | Constructor | String - SubString, Concatenation, Split, Strip | Read & Write data into files | JSON Parsing | CSV package | Web Scrapping

constructor csv-parser data dictionary functions if-else-statements json json-parser oops parser pycharm-ide python python-programming-language read-write-file strings tuple web-scrapping

Last synced: 15 Feb 2026

https://github.com/alfex4936/ajou-blackboard

아주대학교 블랙보드(BB) 셀레니움을 이용한 예제

html parser python selenium

Last synced: 10 May 2026

https://github.com/vxern/robots_txt

⚙️ A quality `robots.txt` ruleset parser to ensure your application follows the standard specification for the file.

complete dart documented fast parser robots robots-txt robots-txt-parser robotstxt simple tiny

Last synced: 30 Jan 2026

https://github.com/dawaltconley/bg-size-parser

A parser for valid background-size CSS values.

css parse parser

Last synced: 13 Apr 2026

https://github.com/solo-steven/ecma-toolkit

A toy parser for ECMAScript.

ast ecmascript learning-by-doing parser

Last synced: 09 Mar 2025

https://github.com/tobiasvl/tree-sitter-rgbasm

:deciduous_tree: RGBASM grammar for tree-sitter

gameboy gbz80 parser rgbds tree-sitter

Last synced: 10 May 2025

https://github.com/8dcc/sl

Simple Lisp interpreter

evaluator interpreter lisp lisp-interpreter parser simple

Last synced: 24 Apr 2025

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/thuongtruong1009/gouse

🫧 A modern Golang utility package delivering consistency, modularity, performance, & extras presets. Inspired by Lodash

benchmark ci docsaurus github go godev golang javascript library lodash modules nextjs package parser testing unittest utility

Last synced: 05 Apr 2026

https://github.com/BAMresearch/sigmabam2openbis

Mapper script to convert SigmaBAM chemical inventory exports into openBIS-compatible format.

bam-data-store mapper openbis parser

Last synced: 16 Jan 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/mjpclab/gonixargparser

Unix/Linux style cli args parser for Go

arg cli go golang parser

Last synced: 30 Mar 2025

https://github.com/allindevelopers/executanti

Reverse engineer and Web version of "Furnica" and "Cangourou"

ast lexer parser programming-language tokens

Last synced: 26 Mar 2025

https://github.com/worker-tools/structured-json

Stringify and parse JavaScript values according to Structured Clone Algorithm.

cloudflare-workers deno javascript json parse parser post-message postmessage stringify structured-clone

Last synced: 20 Jan 2026

https://github.com/daniel-beard/jmo

MachO file parser in Julia. Written as a learning experience, not production ready.

disassembly julia macho macho-parser macos objective-c-runtime parser

Last synced: 20 Jan 2026

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: 26 Apr 2025

https://github.com/jerowork/class-dependencies-parser

Parse all dependencies (FQN) used in a class (e.g. class, trait, interface, enum).

dependencies fcqn fqn parser reflection

Last synced: 01 Feb 2026

https://github.com/iambnlvn/sig-parser

A manual Recursive-descent parser for Sig(Programming language)

bunjs parser recursive-descent-parser

Last synced: 15 Feb 2026

https://github.com/akrck02/markdown-docs

Markdown parser for project documentation.

docs markdown parser

Last synced: 04 Feb 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/marcus-v-freitas/crawlerbrazilgovdata

Projeto ASP.NET Core .NET 5 para Extração e Parseamento de Dados do governo de São Paulo com integração com Buckets S3, Filas SQS AWS e Persistência realizada via EF Core no Mysql.

api-rest aspnetcore automapper aws crawler csharp efcore government-data htmlagilitypack linux memory-cache mysql net5 onion-architecture parallel-computing parser s3-bucket serilog sqs-queue swagger

Last synced: 17 Jan 2026

https://github.com/subzeta/selae-scraper

Scraper for SELAE

lottery parser scraper selae

Last synced: 31 May 2026

https://github.com/savi-lang/peg

Parsing Expression Grammars for the Savi standard library.

library parser parsing peg savi standard-library

Last synced: 19 Mar 2026

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/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/kylepls/jrefactor

API for writing custom refactoring tools such as obfuscators, optimizers, and formatters.

antlr4 java java8 parser refactoring

Last synced: 10 Jun 2025

https://github.com/chicode/lisa

A Lisp dialect designed for codingworkshops

elm lisp lisp-dialect parser

Last synced: 22 Jun 2026

https://github.com/lmangani/rust-date-parser-js

RFC3339 Date to Microsecond Timestamp wasm rust module

date javascript js microsecond node nodejs parser rust

Last synced: 11 May 2026

https://github.com/arnie97/milky

Python-style syntactic sugar for C / C++

parser syntax-sugar

Last synced: 13 Apr 2026

https://github.com/burntcaramel/lofi-elm

Format content using #hashtags

content elm lofi parser text text-formatting

Last synced: 27 May 2026

https://github.com/julesguesnon/nom-span

📦 Wrap your nom input into a span to get line, column and byte offset

nom nom-span parser rust span

Last synced: 11 Nov 2025

https://github.com/josephbartlett/fhir-response-formatter

A sleek, lightweight browser tool to format and visualize FHIR JSON responses. Paste raw data, click “Format JSON,” and instantly view a clean, color-coded, easy-to-read output. Includes error navigation, resource filtering, copy-to-clipboard, and a built-in legend for quick interpretation.

browser-tool clinical-data fhir formatter healthcare hl7 interoperability json parser visualization

Last synced: 23 Jan 2026

https://github.com/danman113/nginx-manager

Node.js module for parsing and managing nginx config files.

nginx node-js parser

Last synced: 18 Apr 2026

https://github.com/maxmindlin/openfga-dsl-parser-python

Python bindings to the openfga-dsl-parser library

json library openfga parser transformer

Last synced: 18 Apr 2026