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/akrck02/markdown-docs

Markdown parser for project documentation.

docs markdown parser

Last synced: 04 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/astro/rust-osm-pbf-iter

Parse OpenStreetMap .pbf dumps while trying to avoid copying

lazy openstreetmap osm parser pbf rust

Last synced: 09 Apr 2025

https://github.com/jakewvincent/r-syllable-parser_old

Syllable parser that parses phonetic transcriptions of words into syllables using principles taught to students in Phonology 1

dictionary parser phonetic-transcriptions phonology r

Last synced: 09 Oct 2025

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/ghostwriter/syntax

[WIP]Lexical Analysis library for PHP (Tokenizer, Lexer, Parser, Generator)

generator ghostwriter lexer parser php syntax tokenizer

Last synced: 11 Jan 2026

https://github.com/null93/json-parser

JSON parser and abstract syntax tree library for Java

abstract-syntax-tree ant ast java java-library json json-parser lexer parser

Last synced: 17 May 2026

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

Uxntal grammar for tree-sitter

parser tree-sitter uxntal

Last synced: 01 May 2026

https://github.com/pavelhoral/beth-parser

Node.js based parser library for Bethesda's Creation Engine data files.

bethesda parser

Last synced: 24 Jan 2026

https://github.com/j1nxie/hoshizora

an ecosystem of osu!-related binaries and libraries

osu parser

Last synced: 23 Mar 2025

https://github.com/mark-summerfield/uxf

Uniform eXchange Format (uxf) is a plain text human readable optionally typed storage format that supports custom types. It may serve as a convenient alternative to csv, ini, json, sqlite, toml, xml, or yaml.

data ini json parser pretty-printer sqlite storage-engine toml xml yaml

Last synced: 08 Oct 2025

https://github.com/gulpjs/parse-node-version

Turn node's process.version into something useful.

gulp nodejs parser version

Last synced: 19 Oct 2025

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/laphilosophia/strime

Streaming projection engine — extract fields at multi-gigabit speeds with O(1) memory

data-extraction data-processing fsm high-performance json json-parser json-streaming ndjson parser projection streaming typescript zero-copy

Last synced: 15 Feb 2026

https://github.com/jarjk/srtm_reader

Read SRTM "Shuttle Radar Topography Mission" elevation data from `.hgt` files in Rust.

dem dtm elevation geospatial hgt lib parser reader rust srtm

Last synced: 04 Feb 2026

https://github.com/hdoc1509/hygen.nvim

Neovim plugin plugin to provide syntax highlighting for Hygen templates

hygen neovim neovim-plugin parser tree-sitter

Last synced: 03 Jul 2025

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/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/nixzhu/girl

A HTML Parser

html parser

Last synced: 10 Sep 2025

https://github.com/automatonic/text-kdl

Support for KDL in the style of the System.Text.Json library for dotnet C#/CLI

assembly csharp dom kdl parser reader writer

Last synced: 02 Aug 2025

https://github.com/sangeethnandakumar/twileloop.epub

EPUB Parser & Editor - A C# library for parsing and editing EPUB files. Create new EPUB files with support.

dotnet-standard ebook editor epub parser

Last synced: 03 Apr 2025

https://github.com/gabriel-pinheiro/pierrejs

A parser library with human-friendly parsing errors

parser

Last synced: 23 Jul 2025

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/luke-beep/ason

Azrael's Simple Object Notation.

deserializer json language parser serializer unparser

Last synced: 21 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/explooosion/hideout-parse

Parse Path Of Exile.

hideout parse parser pathofexile

Last synced: 11 Apr 2026

https://github.com/mondeja/svg-path-cst

Concrete Syntax Tree SVG paths parser for Rust

cst parser svg svg-path

Last synced: 15 Apr 2025

https://github.com/robertohuertasm/package-lock-json-parser

🦀 📕 Simple package-lock.json parser

npm npm-package package-lock package-lock-json parser

Last synced: 02 Sep 2025

https://github.com/nef10/swiftbeancountparser

Parser to parse plain text into a ledger model

parser plaintext-accounting swiftbeancount

Last synced: 13 Oct 2025

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/master-hax/lil-json

lil rust crate to serialize & deserialize JavaScript Object Notation (JSON) - #[no_std] compatible

embedded heapless json nostd nostdlib parser rust serialization

Last synced: 30 Aug 2025

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/lukaswrz/readarg

A small, C99, single-header, zero-allocation, dependency-free, public domain argument parsing library

argument-parsing c cli command-line header-only library parser single-header zero-allocation

Last synced: 12 Jan 2026

https://github.com/basemax/another-one-draft-in-c

Just a attempt to implement a lexer in pure C without a lexer generator.

c lexer parser

Last synced: 19 Aug 2025

https://github.com/wellwelwel/jsonc.min

✨ Faster and safer JSON and JSONC minify, parse and stringify for JavaScript (Browser compatible) — 2.3KB.

dependency-free json jsonc jsonc-to-json minifier minify parse parser stringify zero-dependency

Last synced: 27 Sep 2025

https://github.com/hossain-khan/kgeo-device-timeline

Kotlin library for parsing unencrypted Google Location History (Timeline) data exported from your device.

google-takeout google-timeline google-timeline-parser parser timeline

Last synced: 02 Apr 2026

https://github.com/creachadair/jtree

Experimental JSON stream parser.

ast go golang hujson json jwcc parser

Last synced: 17 Apr 2025

https://github.com/bakaq/formula-parser

A basic formula parser written in Rust

parser

Last synced: 25 Apr 2026

https://github.com/fabiang/dateparser

Date parsing library supporting the full format RFC3339

date dateparser datetime parser php rfc3339

Last synced: 14 Mar 2025

https://github.com/cheminfo/mzdata

Read and explore mzData files.

mzdata parser

Last synced: 28 Aug 2025

https://github.com/Sauci/pydbc

An AST generator for dbc format

ast automotive dbc parser

Last synced: 08 May 2025

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/masahirompp/construct-typed-parameters

Type-safe parameter construction library. Useful for managing environment variables, aws parameter stores and more.

aws-ssm-parameter-store environment-variables parser stringifier typescript

Last synced: 31 Jan 2026

https://github.com/detro/bytes_parser

A simple wrapper to parse primitive Rust types from a slice of bytes.

bytes parser primitive-types rust rust-library scalar-types simple wrapper

Last synced: 01 Sep 2025

https://github.com/omar2535/biolife-au-01-attendance-parser

Biolife-AU-01 打卡鐘解析程序

docx docx-parser html-parser parser

Last synced: 18 Mar 2025

https://github.com/vasilescur/ambush

Compiler for Tiger language, written in Standard ML for Duke ECE/CS 553: Compiler Construction. The compiler follows the standard flow of lexing, parsing, semantic analysis and type checking, intermediate representation, liveness analysis, and code generation.

compiler-construction compilers lexer parser sml tiger-language

Last synced: 19 Mar 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/sdleffler/carthage-rs

RDF graph parsing and manipulation in Rust.

metadata n-triples parser rdf rust turtle

Last synced: 25 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/niklak/dom_finder

HTML parsing with CSS seletors

css css-selectors html html5ever parser scraping

Last synced: 11 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/victrme/slim-htmlparser2

The fast & forgiving HTML parser, slimmed down.

deno html htmlparser2 javascript parser

Last synced: 30 Jan 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/timobechtel/json2url

Encodes and decodes javascript objects into/from an url usable string

javascript json parser url

Last synced: 23 Mar 2025

https://github.com/trwyant/perl-ppix-regexp

Parse regular expressions

parser perl perl-module

Last synced: 29 Apr 2025

https://github.com/psyanite/scorm-parser

🍰 Scala library to parse and validate SCORM 1.2 packages

adl library parse parser scala scala-library scorm tincan

Last synced: 14 Jan 2026

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/CakesTwix/pylng

Simple .lng File Parser from HandyGames games

deepl handygames javagame lng parser python translate

Last synced: 25 Jul 2025

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/sauci/pydbc

An AST generator for dbc format

ast automotive dbc parser

Last synced: 03 Jul 2025

https://github.com/mihudec/ccutils

Cisco Configuration Utilities

cisco cisco-ios networking parser

Last synced: 09 Mar 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/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/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/andyglow/scaladoc

Deps-Free Scaladoc AST, Parser and Macro-based Extractor and Compiler Plugin to carry over

ast compiler-plugin parser scala scaladoc

Last synced: 22 Apr 2025

https://github.com/thyeem/s

A generalized parser combinator super-readable

haskell-library parser parser-combinators

Last synced: 23 Jul 2025

https://github.com/imolorhe/curlup

Parse cURL commands.

curl parser

Last synced: 29 Apr 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/vomnes/corewar

In this project, you will create a virtual “arena” in which programs will fight against one another (the “Champions”). You will also create an assembler to compile those Champions as well as a Champion to show the world that you can create life from coffee.

asm compiler corewar parser virtual-machine

Last synced: 16 Mar 2025

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/rmsnow/cmmcompiler

A simple compiler of the language, CMM.

compiler lexer parser

Last synced: 24 Jul 2025

https://github.com/1amageek/swift-yaml

A pure Swift YAML parser with no external dependencies

parser swift swift-package-manager yaml

Last synced: 11 Mar 2026

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

https://github.com/enansari/cph

competitive programming helper: A powerful parser to make competitive coding easier | دستیار برنامه نویسی رقابتی: یک پارسر قدرتنمد برای استفاده در کدنویسی رقابتی

codeforces competitive-programming cpp parser python quera quera-ir

Last synced: 17 Oct 2025

https://github.com/aggrathon/rustcalculator

A commandline calculator written in Rust

calculator parser rust

Last synced: 16 Mar 2025

https://github.com/delthas/discord-formatting

A small Go library for parsing Discord markdown-like messages to an AST

ast discord formatting markdown parser

Last synced: 06 May 2026

https://github.com/bahmutov/commit-closes

Parses commit message to find all "fixes", "closes" and "resolves" issue numbers

commit github parser

Last synced: 26 Sep 2025

https://github.com/untreu2/x-parser

X/Twitter post parsing tool written in Rust

parser twitter twitter-api

Last synced: 19 Oct 2025

https://github.com/jakubonderka/mrt_parser

Multi-Threaded Routing Toolkit (MRT) Routing Information Export Format (RFC 6396) parser library for Rust.

bgp mrt network parser rust-library

Last synced: 17 Mar 2025

https://github.com/jacoscaz/taskparser

A CLI tool to extract tasks and worklogs out of Markdown documents.

extract markdown parser tasks todo

Last synced: 20 Oct 2025

https://github.com/bombsimon/monkey-c-rs

A (to be) Monkey C tokenizer, lexer and parser

monkey-c parser

Last synced: 21 Mar 2025

https://github.com/sauravbhattacharya001/sauravcode

Frustrated by syntax-heavy languages, I designed *sauravcode* for simplicity and clarity. It removes unnecessary punctuation and rigid conventions, focusing purely on logic. With minimal syntax, it allows ideas to flow naturally without distraction. *Sauravcode* is my tool for coding as a seamless, intuitive process, free from constraints.

c-language code-generation compiler custom-language interpreter language-design parser programming-language python transpiler

Last synced: 19 Apr 2026

https://github.com/tom-weatherhead/thaw-parser

Programming language parsers, including LL(1), LR(0), LR(1), SLR(1), and LALR(1).

lalr-parser ll1-parser lr1-parser parser programming-languages slr-parser typescript

Last synced: 23 May 2026

https://github.com/engineersbox/mcf-compiler

Minecraft function compiler for aliases and declarations

abstract-syntax-tree compiler lexer mcf mcfunction parser rust

Last synced: 26 Oct 2025