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/ivanbgd/ilsh

`ilsh` - A POSIX-Compliant Shell (CLI) Implementation in Rust

finite-state-machine fsm ilsh parser posix posix-compliant posix-sh posix-shell rust rust-lang state-machine

Last synced: 17 Jun 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/gnidan/solasm

Solidity assembler in development

assembler ethereum evm parser rust solasm solidity

Last synced: 28 Apr 2026

https://github.com/kierandrewett/idl

Mozilla WebIDL/IDL to TypeScript definitions.

definitions idl lexer parser types typescript webidl

Last synced: 10 Jun 2026

https://github.com/rorycl/letters

Email parsing for go. This fork of github.com/mnako/letters focuses on modularity and speed

email golang mime parse parser rfc2045 rfc5322

Last synced: 24 Jan 2026

https://github.com/chesszebra/portable-game-notation

A PHP library to parse and write chess games in the portable game notation (PGN) format.

chess lexer parser pgn php portable-game-notation reader writer

Last synced: 30 Jun 2025

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

Simple common lisp cue parser

cuesheet parser

Last synced: 12 Feb 2026

https://github.com/fisayo-dev/loan-parser

Converts loan document agreements to standard data schema integrable with loan softwares - LMA Edge Hackathon.

ai hackathon loan parser

Last synced: 19 Apr 2026

https://github.com/tjenkinson/human-string-to-date-time

A library that parses a human representation of a UK English formatted date/time into an object.

date datetime human humanreadable parser time

Last synced: 24 Feb 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/sematre/mathparser

A simple equation parser for Java

java library mathematics parser

Last synced: 12 Nov 2025

https://github.com/mormubis/pgn

PGN is a parser that is part of the ECHECS project, designed to interpret the PGN (Portable Game Notation) specification.

chess fide parser pgn

Last synced: 17 Mar 2026

https://github.com/purarue/tree-sitter-rifleconf

rifle (ranger filemanager file opener) grammar for tree-sitter

parser ranger ranger-fm tree-sitter tree-sitter-parser

Last synced: 28 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/hktalent/go-pjs

golang Parse and generate java Serializable objects

hacker-tools java parser serializable tools

Last synced: 05 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/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/burntcaramel/lofi-elm

Format content using #hashtags

content elm lofi parser text text-formatting

Last synced: 27 May 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/jwerle/kotlin-parson-bindings

Kotlin/Native bindings for parson, a JSON C library

bindings json konanc kotlin native parser parson stringify

Last synced: 08 May 2026

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/here-be/snapdragon-bracket

Plugin that adds a `.captureSet()` method to snapdragon, for matching and capturing substrings that have an `open` and `close`, like braces, brackets, etc

ast brackets capture compiler javascript node nodejs parser plugin regex snapdragon snapdragon-plugin

Last synced: 07 May 2026

https://github.com/dev-vivekkumarverma/hl7v2.5-parser

This repository contains a Python-based parser for HL7v2.5 medical record files, capable of converting these files into JSON format. This tool has been tested against the Redox engine, demonstrating superior performance in various scenarios.

hl7v2 hl7v2-message parser python3 v2

Last synced: 11 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/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/goodbyteco/markdown-tasks

A Markdown syntax for rich todo-items.

document markdown parser specification tasks todolist

Last synced: 26 Apr 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/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/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/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/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/nic-obert/permalang

A compiler for a statically typed language

aot compiler cpp language parser programming-language syntax-tree

Last synced: 16 Apr 2025

https://github.com/clok/cidr

CLI tool for checking IPs against CIDR blocks

cidr cli filter go golang ipv4 parser pipe validation

Last synced: 23 Mar 2025

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

visit and mapVisit methods for snapdragon nodes.

ast compiler javascript node nodejs parser snapdragon

Last synced: 11 May 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/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/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/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/danielparks/matchgen

Generate Rust functions to quickly map byte string prefixes to values

parser rust

Last synced: 30 Jun 2025

https://github.com/marcoradocchia/linux-meminfo

An efficient, zero-allocations /proc/meminfo parsing library for Rust.

linux meminfo memory parse parser parsing zero-allocation zero-allocations

Last synced: 14 May 2026

https://github.com/nsailor/spaceada

A small subset of Ada targeting embedded systems.

ada compiler embedded gnat gnatprove llvm parser rust

Last synced: 10 Apr 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/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/roswelly/solana-transaction-parser

solana trasaction parser

parser solana transaction

Last synced: 01 Sep 2025

https://github.com/andy-byers/mewjson

a tiny JSON library

c json parser

Last synced: 25 Apr 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/bakaq/formula-parser

A basic formula parser written in Rust

parser

Last synced: 25 Apr 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/bpetermann/node-interpreter

Typescript interpreter for monkey

interpreter jest lexer nodejs parser typescript

Last synced: 07 May 2026

https://github.com/michaeltryby/swmm-parse

File parsing toolkit for SWMM

ebnf input lark parser swmm

Last synced: 29 Jan 2026

https://github.com/webschik/nmbr

Isomorphic JavaScript numbers formatter & parser

formatter js numbers parser shortener

Last synced: 03 May 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/jcwang587/geddes

A Rust XRD pattern parser with Python and Node.js bindings

nodejs parser python reader rust xrd

Last synced: 17 Apr 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/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/leonardpepa/reverse-polish-notation

Reverse Polish notation lexer, parser and very small compiler that generates jvm assembly code. The programs just calculates the mathematical expression (+, -, * , /) and prints out the answer.

c compiler-design jvm lexer lexer-parser parser programming-languages reverse-polish-notation

Last synced: 17 Apr 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/bezlant/s21_math_solver

🧮 A simple math expression evaluator built wtih Imgui. (School 42)

c calculator check djikstra-algorithm graph-visualization imgui-glfw math-solver parser rpn-calculator test-coverage

Last synced: 04 Apr 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/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/asadiahmad/compiler-design

Mini-Java Compiler with parser framework for Compiler Design Course

compiler compiler-design lexer mini-java parser

Last synced: 27 Mar 2025

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/xmonader/nim-dmidecode

dmidecode parser in nim

dmidecode nim parser

Last synced: 21 Jun 2025

https://github.com/oleander/emojize

🚗 Swift 3 emoji parser for String, NSAttributedString and NSMutableAttributedString

emoji emojize nsattributedstring nsmutableattributedstring parser swift3

Last synced: 05 Jan 2026

https://github.com/amekusa/cs-parser

Context-sensitive parser framework

dsl javascript language npm parser

Last synced: 11 Apr 2026

https://github.com/jurgenbelien/parser-example

A modest example of a parser written in Nearley.js.

nearley parser

Last synced: 01 Feb 2026

https://github.com/gbowne1/kicadparser

This is a KiCAD project file(s) parser and eventually will include a generator.

csharp dotnet eda generator kicad parser parser-generator project

Last synced: 16 Apr 2026

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

NQC grammar for tree-sitter

nqc parser tree-sitter

Last synced: 24 Apr 2026

https://github.com/eantcal/miptknzr

Multum-In-Parvo Tokenizer Library

cplusplus-14 library parser tokenizer

Last synced: 02 Apr 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/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/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/logotype/gifparser

GIF89a parser

gif gif89a image parser photo

Last synced: 19 Jan 2026

https://github.com/aidenellis/bookmarkparser

A Python API to go through your browser Bookmarks file DATA.

aidenellis bookmarks brave-extension browser chrome-extension parser python

Last synced: 14 Apr 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/rcx/email-parser

A handy webapp to render raw email data.

email parser smtp webapp

Last synced: 19 Apr 2026

https://github.com/rodion-arr/google-index

A simple CLI tool which will count yours site pages in Google index

cli google-indexing googlesearch parser

Last synced: 03 Feb 2026

https://github.com/richytong/cronist

Transform comment documentation into ES modules

comment documentation json markdown parser

Last synced: 31 Aug 2025

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/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/joutvhu/date-parser

Utility to parse String to Date according to a target class, and the pattern strings. And format Date to String based on a pattern string.

date parser time type-class

Last synced: 19 Jun 2026

https://github.com/dkxce/aprsparcer

C# APRS Packet Parcer

aprs dkxce parser

Last synced: 19 Jan 2026

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/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/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/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/kenote/parse-string

Parse the string into a Map.

filter format map msgbody parser validator

Last synced: 27 Apr 2026