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/x39/xcg

X39s Code Generator - Creating your CST (Concrete-Syntax-Tree) with ease

code-generation code-generator cpp cst generator parser parser-generator syntax-tree

Last synced: 07 May 2026

https://github.com/matthewpi/tree-sitter-caddyfile

Caddyfile grammar for tree-sitter

caddy caddyfile caddyserver parser tree-sitter

Last synced: 05 Aug 2025

https://github.com/arondight/python-dmiparser

This parse dmidecode output to JSON

dmidecode parser python

Last synced: 06 Aug 2025

https://github.com/siraben/tree-sitter-formula

Formula grammar for tree-sitter

formula parser tree-sitter

Last synced: 09 Apr 2025

https://github.com/erykjj/refractor

REFERENCE EXTRACTOR - scripture and publication reference parser

parser publication-references scripture-references

Last synced: 14 Jan 2026

https://github.com/romancha/litnet-book-saver

Simple Litnet.com book saver

book litnet parser save

Last synced: 12 Feb 2026

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

LLVM TableGen grammar for tree-sitter

llvm-tablegen parser tree-sitter

Last synced: 06 Oct 2025

https://github.com/hyeockjinkim/zoker

The zoker is a tool you can use to apply zero knowledge proofs to smart contracts.

lalrpop parser rust solidity zero-knowledge

Last synced: 03 Oct 2025

https://github.com/isaacvando/cooklang-hs

A parser for the cook markdown language written in Haskell

cooklang haskell parser

Last synced: 23 Aug 2025

https://github.com/webmalc/booking-sites-parser

Parser for booking sites such as Booking.com, Homeaway.com, Airbnb.com

airbnb booking homeaway parser python

Last synced: 26 Aug 2025

https://github.com/silviucpp/erluap

Erlang implementation of ua-parser (user agent parser)

erlang parser user-agent

Last synced: 06 Sep 2025

https://github.com/ren3gadem4rm0t/cef-parser-go

Simple CEF Parser written in Go

cef go logging parser

Last synced: 03 Oct 2025

https://github.com/spire-rs/countio

💡 Utilities for tracking bytes in sync and async I/O streams, built for applications that need clear throughput metrics and minimal overhead.

byte futures io parser tokio

Last synced: 21 Jan 2026

https://github.com/greg-kennedy/php-bbcode

BBCode to HTML conversion, in PHP.

bbcode html parser php

Last synced: 27 Feb 2026

https://github.com/edg-l/nompdf

A PDF parser written in Rust using nom.

nom parser pdf rust

Last synced: 11 Nov 2025

https://github.com/antoinegagne/robots

A parser for robots.txt with support for wildcards. See also RFC 9309.

crawling erlang erlang-library parser parsing parsing-library rfc-9309 robots-exclusion-standard robots-parser robots-txt

Last synced: 27 Feb 2026

https://github.com/miedzinski/python-syntax

Python 3 parser

parser python rust

Last synced: 27 Apr 2026

https://github.com/bertiqwerty/mexpress

Math parser and evaluator based on the Rust crate Exmex

gradient math parser

Last synced: 14 Jan 2026

https://github.com/anton-yurchenko/go-changelog

Golang package for changelog :bookmark: creation/parsing

changelog go golang module parser

Last synced: 22 Aug 2025

https://github.com/guidevloper/nullstack-to-njs

Parser from something to the Nullstack njs file

cli nullstack parser

Last synced: 02 Apr 2025

https://github.com/nicklayb/leex_yecc_example

A leex and yecc example for the 2019-03 Montreal Elixir Meetup talk

elixir erlang leex lexer parser yecc

Last synced: 20 Aug 2025

https://github.com/davidgarsan/xlsx2json

Turns Excel files into JSON files for multi-language use

excel excel2json json parser xlsx xlsx2json

Last synced: 18 May 2026

https://github.com/hemantdutta/versa

Versa | The Ultimate Markdown to PDF Generator | Transform your ideas into Stunning Document with Ease...

good-first-issue javascript markdown markdown-editor markdown-to-html markdown-to-pdf open-source parser personal-project reactjs

Last synced: 11 Feb 2026

https://github.com/keyvan-m-sadeghi/parse-neo4j

Parse results from neo4j's http endpoint to normal JSON

json neo4j parser

Last synced: 13 Jun 2025

https://github.com/aibrush/pyparsing-rs

Rust rewrite of Python's pyparsing library with PyO3 bindings. 20-45x faster than original pyparsing.

fast grammar parser rust sparsing

Last synced: 14 Feb 2026

https://github.com/techship/apollo-openapi

Light OpenAPI parser library in PHP

library openapi parser php php7 swagger

Last synced: 02 Jan 2026

https://github.com/chenasraf/massarg

Command and argument parser on steroids - JS/TS

args cli command-line javascript parser shell typescript

Last synced: 26 Jan 2026

https://github.com/scymtym/language.graphviz

Parser and unparser for the GraphViz dot language

graphviz parser

Last synced: 09 Feb 2026

https://github.com/stafflinepeopleplus/svelters

A WIP svelte parser written in rust. Designed with error recovery and reporting in mind

parser rust svelte

Last synced: 03 Jul 2025

https://github.com/thedammyking/rss-in-json

Utility for parsing RSS and ATOM feed to JSON format.

atom atom-feed atom-feed-parser feed feed-parser json parser rss rss-feed rss-feed-parser rss-in-json

Last synced: 22 Apr 2025

https://github.com/nixpulvis/parser-combinator

CFG Parser Combinators for Racket

json library parser

Last synced: 12 Jul 2025

https://github.com/gryszzz/kaspa-script

KaspaScript: Rust compiler and Kaspa-native programmability kernel , AI-compatible , upgrade readiness.

blockdag bytecode compiler compiler-design covenants cyptocurrency dapp deterministic dsl kaspa parser rust semantic-analysis smart-contracts verification web3

Last synced: 29 Jun 2026

https://github.com/nazrhom/vcs-clojure

An experiment in diffing clojure code

clojure haskell parser vcs

Last synced: 17 Apr 2026

https://github.com/simonkowallik/tmconfpy

serialize F5 config (bigip.conf) to JSON or python dict

bigip config f5 f5-bigip json parser serialization

Last synced: 22 Apr 2025

https://github.com/grongor/go-url-parser

Simple library/CLI utility for parsing URLs (who wants to mess with sed/awk/cut/...). Supports "template" formatting.

cli go golang parser unix url url-parser

Last synced: 23 Mar 2025

https://github.com/sigilbyte/functional-programming-language-fun

About Fun is a playful implementation of the basic functional programming language F. This was a group project by CS students @ LMU Munich.

compiler functional-programming haskell parser tokenizer

Last synced: 29 May 2026

https://github.com/kangaroux/hamplify

HAML-ish template compiler written in Python

converter django flask haml haml-ish html jinja2 parser python template

Last synced: 06 Feb 2026

https://github.com/rdfjs-base/express-handler

Handle incoming and outgoing RDF data in Express

content-type express javascript middleware parser rdf

Last synced: 06 Feb 2026

https://github.com/bhmj/xpression

Expression parser written in Go

expression go golang library parser

Last synced: 28 Jan 2026

https://github.com/janbaig/pratt-parser

A Top Down Operator Precedence Parser

parser pratt-parser

Last synced: 27 Oct 2025

https://github.com/fonini/dsn-parser

Parse and create database connection strings fluently.

database dsn mysql parser pgsql

Last synced: 27 Oct 2025

https://github.com/pathaknv/fault-and-reliability-detection-in-programming

A project focused on find faults and determine the reliability of program

college-project fault parser python reliability

Last synced: 26 Oct 2025

https://github.com/nerd-bear/bassil

Bassil: A modern, mid-level interpreted programming language designed for efficiency and readability. Featuring robust lexical analysis, error handling, and cross-platform support for Windows and Linux. Bassil offers a balance between low-level control and high-level abstraction, making it ideal for system programming, web development, and more.

cpp custom-interpreted-language custom-language custom-programming-language interpreter lexer lexer-parser parser

Last synced: 27 May 2026

https://github.com/yunabraska/java-info-action

Fast Maven/Gradle parser. This dynamic GitHub action automatically detects and extracts crucial information such as Java version, project version, and encoding. It also provides essential build commands and properties to make your development process more independent, efficient and streamlined.

build-script github-actions gradle information-retrieval java java-version maven parser project-version

Last synced: 02 Apr 2026

https://github.com/jednano/prisma2-sdl

Parses a subset of the Prisma 2 schema definition language

ast parser pretty-print prisma prisma2 schema sdl typesc

Last synced: 21 Jan 2026

https://github.com/chapig/mathenize.jl

Perform mathematical operations from strings in the Julia Language.

julia math mathematics parser

Last synced: 18 Feb 2026

https://github.com/sirwanafifi/qu_note_parser

NestJS application to parse Quiver library files

note-taking parser quiver

Last synced: 25 Jul 2025

https://github.com/hdoc1509/tree-sitter-hygen-template

Tree-sitter grammar for Hygen templates

hygen parser template tree-sitter

Last synced: 24 Mar 2025

https://github.com/alipsa/sieparser

Java port of the .NET jsisie project at https://github.com/idstam/jsisie

accounting java parser

Last synced: 19 Apr 2026

https://github.com/turkeymcmac/instruction-hexadecimal-readers

Small C library for reading Intel HEX and SRECORD files.

intel-hex parser srecord

Last synced: 15 Mar 2025

https://github.com/i-e-b/gool

A fast, robust, and thread-safe parser-combinator library for C#, with a fluent BNF-like interface

csharp lexer lexer-generator parser parser-combinators

Last synced: 16 Oct 2025

https://github.com/lucasnlm/rinha-compiler-kotlin

Rinha interpreter for "Rinha de Compiladores" using Kotlin Native

interpreter kotlin parser works-on-my-machine

Last synced: 26 Jul 2025

https://github.com/johnjohndoe/sessionize

A Kotlin library containing a parser and models for the Sessionize API.

api kotlin moshi okhttp parser retrofit sessionize

Last synced: 08 Apr 2025

https://github.com/microformats/microformats-parser-website-python

Website for Microformats Python parser (mf2py & mf2util)

microformats microformats2 parser python website

Last synced: 28 Jul 2025

https://github.com/reprompts/repmt

repmt is a lightweight Python library that automatically parses large Python repositories and converts them into clean, structured static prompts — ideal for AI prompt engineering, documentation, or code intelligence workflows.

beginner-friendly directory open-source parser pip-package prompt prompt-engineering prompts pypi-package pypi-packages python python-library python3 readme-generator repository stream-u streamlit

Last synced: 04 Jul 2025

https://github.com/bionode/bionode-obo

Streaming OBO 1.2 Parser

bioinformatics bionode nodejs parser tool

Last synced: 11 Apr 2025

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

PEM grammar for tree-sitter

parser pem tree-sitter

Last synced: 18 Jan 2026

https://github.com/getoslash/server-timify

Parser and transformer for the Server-Timing header.

headers parser performance server-timing

Last synced: 05 Sep 2025

https://github.com/denvercoder1/docstring-utils

Parser and checker for Numpy, Sphinx, and Google-style docstrings

docstrings parser python

Last synced: 13 Apr 2025

https://github.com/eurydia/project-structogram-builder-online

An online Nassi-Shneiderman diagram builder using C-style code.

c-style-lang muiv5 nassi-shneiderman-diagrams parser reactjs wepapp

Last synced: 29 Jul 2025

https://github.com/beforesemicolon/html-parser

Customizable Fast HTML parser

html parser

Last synced: 09 Apr 2025

https://github.com/mistralys/currency-parser

PHP library that can detect prices written in text or markup, adding non-breaking spaces, and normalising their formatting according to country-specific rules.

currency filtering normalization parser prices

Last synced: 13 Oct 2025

https://github.com/shellyln/go-open-soql-parser

Open source implementation of the SOQL parser for Go

go golang graph-query library object-query parser query-language soql soql-parser soql-query sql

Last synced: 01 Mar 2026

https://github.com/truewebber/swift-protoparser

A native Swift library for parsing Protocol Buffer (proto3) files into descriptors. SwiftProtoParser offers full proto3 syntax support, including services, RPC definitions, and custom options, with detailed error reporting and cross-platform compatibility. Designed as a Swift-idiomatic alternative to protoc with seamless Swift Protobuf integration.

ast code-generation cross-platform developer-tools file-descriptor grpc lexer-parser parser proto3 protobuf protocol-buffers swift swift-package swift-protobuf validation

Last synced: 08 Mar 2026

https://github.com/soheil-01/zpe

A Portable Executable parser in Zig

parser portable-executable windows zig

Last synced: 16 Feb 2026

https://github.com/davidbonachera/EdiParser

A simple positional EDI parser for Symfony 📑

edi parser php positional symfony-bundle

Last synced: 10 Mar 2025

https://github.com/milahu/parse-package-lock

parse lockfiles of npm, yarn, pnpm. generic lockfile parser for javascript, to get the deep tree of dependencies, without deduplication. alternative to snyk-nodejs-lockfile-parser

lockfile lockfile-parser node nodejs nodejs-lockfile-parser npm parser pnpm yarn

Last synced: 16 Apr 2026

https://github.com/modrev-ai/bibreader

Turn non-standard bib file into easily editable tabular format and save it as a standard bib file

bib data-structure file-conversion pandas parser python

Last synced: 30 Apr 2026

https://github.com/inv2004/newfix

Fix static-typed parser

benchmarks financial fix parser parsers protocol

Last synced: 09 Apr 2025

https://github.com/BAMresearch/openbis-upload-helper

Upload Helper Tool and Parsers for OpenBIS in the BAM Data Store

bam-data-store metadata-extraction openbis parser uploader

Last synced: 16 Jan 2026

https://github.com/jekyll2014/cctalkcontrol

Control CCTalk devices using a list of commands with user-defined parametes.

cctalk parser

Last synced: 30 Jan 2026

https://github.com/eb4j/mdict4j

MDict dictionary format parser for java

dictionary mdict mdx parser

Last synced: 14 Jan 2026

https://github.com/alexanderwe/semanticversioningkit

Small library to create and parse Semantic Versioning conforming representations.

parser semantic-versioning swift swift-package-manager swift5

Last synced: 28 Feb 2026

https://github.com/jmousqueton/boamp-extractor

Script d'extraction et de mise en page des AOs publiés au BOAMP

api boamp github-actions github-pages msteams parser python3

Last synced: 24 Apr 2025

https://github.com/benjaminfjones/presburger

WIP - Library for efficient Presburger Arithmetic

decision-procedure linear-programming parser rust smt

Last synced: 28 Feb 2026

https://github.com/prantlf/oscript-parser

A parser for the OScript language written in JavaScript. With an AST walker, a syntax checker (lint) and a code-executing interpreter.

ast ast-walker interpreter lexer lint oscript parser parsing syntax-checker tokenizer walker

Last synced: 01 Aug 2025

https://github.com/maxfischer2781/xrootdlib

Tools for working with the XRootD middleware

monitoring parser streams xrootd

Last synced: 11 Apr 2025

https://github.com/s2quake/commands

Parses a string to set a value to a specified property or invoke a specified method. Like Terminal or Powershell, it provides a REPL environment to provide a command-based development environment.

command commandcontext console csharp dotnet parse parser repl terminal

Last synced: 16 Jan 2026

https://github.com/steinwurf/petro

mp4 parser

mp4 mp4box parser

Last synced: 05 Apr 2025

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/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/ajm188/hava

{Lexer, Parser} for a Java-like language implemented in Haskell

haskell lexer parser

Last synced: 10 Oct 2025

https://github.com/magynhard/curly_bracket_parser

Simple parser to replace variables inside templates/strings and files

parser ruby ruby-gem variable-parser

Last synced: 11 Aug 2025

https://github.com/chenquan/mysql-parser

A SQL parser for mysql.

go golang mysql parser sql sql-parser

Last synced: 15 May 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/ducasse/classinfrastructure

Migrated from Smalltalk PetitBazars, the future classParser of Pharo.

class parser pharo

Last synced: 14 Sep 2025

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/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