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/limitcool/hostsparser

这是一个用Go语言编写的hosts文件解析器,它使用词法分析和语法分析技术来解析和修改hosts文件。作为一个库项目,它提供了简单易用的API来操作和管理hosts文件。

go hosts hosts-manage hostseditor hostsfile lexer parser

Last synced: 25 Mar 2025

https://github.com/maksasj/uroboros

🐉 rust package for making parsers with parser combinators and state machines

package parser rust uroboros

Last synced: 30 Jun 2025

https://github.com/teragrep/rlo_06

Teragrep syslog (RFC 5424) library for Java

java parser rfc-5424 rfc5424 rfc5424-parser syslog syslog-parser syslog-server teragrep

Last synced: 24 Oct 2025

https://github.com/apollo-roboto/python-runrun

A typed command line parser for Python

cli library parser python typed

Last synced: 07 Apr 2025

https://github.com/dzagalskii/XML_Parser

Parser for XML code using Lex & Yacc

lex parser xml yacc

Last synced: 12 Mar 2025

https://github.com/momiji-rs/sasso

A pure-Rust SCSS to CSS compiler (a dart-sass alternative). Zero dependencies, wasm-friendly, lib + CLI.

compiler css css-preprocessor dart-sass embeddable parser rust rust-lang sass scss transpiler wasm webassembly

Last synced: 26 Jun 2026

https://github.com/russlank/lang-forge

LangForge is a modern Go implementation of Lex/Yacc-style compiler tooling

bison bison-yacc c clang compiler-construction compiler-design compilers context-free csharp dotnet flex go ielr lalr lex lex-yacc parse parser scanner yacc

Last synced: 25 Jun 2026

https://github.com/icidasset/haskell-format

⚠️👨‍🔬 Experiment alert.

formatter haskell parser

Last synced: 05 Oct 2025

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/hua1995116/common-comment-parser

A universal comment parser (supports more than 30 languages)

comment-parser parser

Last synced: 21 Jun 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/shimeoki/jshaper

A 3D model parsing library for Java.

3d 3d-models java parser

Last synced: 20 Jun 2026

https://github.com/redboo/pancakeswap-scraper

Скрипт для парсинга PancakeSwap

parser python scraper

Last synced: 19 Jun 2026

https://github.com/yuhr/ruleset

Monotonic chart parsing.

parser rust

Last synced: 19 Jun 2026

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/globoplox/cincle

A small visitor layer built on top of the Lingo parser generator.

crystal-lang parser

Last synced: 19 Jun 2026

https://github.com/skyost/scriny

A tiny scripting language for Dart.

evaluation math parser script

Last synced: 18 Jun 2026

https://github.com/houshmand-2005/vohulang

Vohulang A Programming Language Based On Rust Language

language parser rust

Last synced: 27 May 2026

https://github.com/paych3ck/telegram_holidays_bot

Сегодняшние праздники в Telegram-боте.

parser python telebot telegram-bot

Last synced: 09 Jul 2025

https://github.com/grakshith/semantic-rs

Naive implementation of type checking for the rust language

lexical-analysis parser rust semantic-analysis syntax-analysis syntax-tree

Last synced: 18 Jun 2026

https://github.com/flex-development/unist-util-parsec

a unist flavored parser combinator library

ast combinator parser syntax unist

Last synced: 18 Jun 2026

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

JSON reading and writing for the Savi standard library, written in pure Savi.

json library parser savi standard-library

Last synced: 18 Mar 2025

https://github.com/diatche/parse-time

A utility for parsing time duration and time of the day strings.

hours minutes parse parser seconds time time-parsing

Last synced: 18 Jan 2026

https://github.com/quinnjr/spacey

A high-performance JavaScript/TypeScript engine written in Rust for the Servo browser. Native TypeScript support, ECMAScript 3+ compliant, embeddable runtime.

browser-engine bytecode compiler ecmascript embedded engine interpreter javascript javascript-engine nodejs parser pegasus-heavy-industries rust servo spidermoneky spidermonkey typescript typescript-native vm wasm

Last synced: 16 Jun 2026

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/dzhibas/bool_expr_parser

Boolean expresion parser and evaluation function for feature flagging - flipper

boolean-expression parser rust

Last synced: 04 Jun 2026

https://github.com/asim-2000/parse-match

✂️ Parsing JS functions to extract important information

js parser research-tool

Last synced: 13 Jun 2026

https://github.com/mdouchement/vdf

Valve Data Format parser and generator written in Golang

generator parser steam valve valve-data-format vdf-format

Last synced: 13 Jun 2026

https://github.com/ebkalderon/freedesktop-entry

Parser for the Freedesktop Desktop Entry specification written in Rust

desktop-entry freedesktop parser rust

Last synced: 12 Jun 2026

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

A delimiter-separated values plugin for klp (Kelpie), the small, fast, and magical command-line data processor.

csv data deserializer dsv json kelpie klp marshaller parser serializer ssv tsv

Last synced: 14 May 2026

https://github.com/sixarm/youtube-html-parser

YouTube HTML parser scripts

html parser shell youtube

Last synced: 08 Apr 2026

https://github.com/superb-man/regex-parser

Simple regex matcher with some advanced operations.Can only parse a regex😔 and match some elementary operations🚀.Nothing fancy!

parser

Last synced: 12 May 2026

https://github.com/maximilianmairinger/clicmdast

CLI command ast parser manipulate program bash powershell generic agnostic.

ast bash cli cmd command manipulate mutate parser shell syntax tokenizer

Last synced: 11 May 2026

https://github.com/bossley9/mdz

A variation of Markdown and popular extensions implemented in Zig for WASM.

markdown parser typescript wasm zig

Last synced: 06 May 2026

https://github.com/lode-org/readcon-core

Oxidized rewrite of readCon

chemistry parser

Last synced: 10 May 2026

https://github.com/mashingan/sqlgen

Nim SQL parser

generator nim parser sql

Last synced: 10 Jun 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/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/winscripter/sharpsubtitles

SharpSubtitles is a high-performance reader/writer/converter between 3 subtitle formats: SRT, LRC, and ASS

ass ass-subtitles converter converters csharp dotnet lrc lrc-subtitles parser parsers reader readers srt srt-subtitles subtitles writer writers

Last synced: 09 May 2026

https://github.com/stevenaw/vs-utils

Node-based utilities for working with Visual Studio projects/solutions

node npm parse parser visual-studio

Last synced: 09 May 2026

https://github.com/konstantintutsch/zarg

A minimalist C library for simple handling of command line arguments. 🚀

c cmd library parser

Last synced: 27 May 2026

https://github.com/cnlon/yaml-parser

YAML JSON online parser

json online parser yaml

Last synced: 09 May 2026

https://github.com/rimiti/robotizer

Robots.txt parser / generator

generator parser robots-parser robots-txt robotstxt

Last synced: 19 Sep 2025

https://github.com/psyb0t/go-config-parser

A Go wrapper package for reading and unmarshalling data from configuration files based on Viper.

config configuration golang golang-package parser

Last synced: 10 Mar 2026

https://github.com/novout/babel-jsx-to-ast-fragmented

@babel/parser wrapper for simple JSX tree.

ast babel jsx parser tsx

Last synced: 09 May 2026

https://github.com/sandrofigo/keepachangelog.io

A .NET library for reading and writing https://keepachangelog.com/ files.

changelog csharp dotnet formatting keepachangelog parser reader validation writer

Last synced: 10 Jun 2026

https://github.com/kanarus/byte_reader

A minimal byte-by-byte reader for parsing input

byte byte-array bytes lightweight minimal no-std parse parser parsing reader simple

Last synced: 10 Jun 2026

https://github.com/arran4/dateparse

GoLang Parse many date strings without knowing format in advance.

date date-parser datetime datetime-library datetime-parser go golang golang-library internationalisation parser

Last synced: 14 Jan 2026

https://github.com/sambacha/solidity-tools

ethereum/solidity tools/scripts/etc

ast erc20 erc721 ethereum evm grammar parser smart-contracts solidity

Last synced: 20 Jan 2026

https://github.com/rk0cc/jogu

A Java object which holding Git repository URL address

alternative-ssh git git-repository git-url https java maven maven-jo parser remote-repository repository ssh uri url

Last synced: 08 May 2026

https://github.com/kaelzhang/sumer

(WIP) sumer is a bash AST parser written in pure JavaScript

ast bash compiler nodejs parser

Last synced: 08 May 2026

https://github.com/djoezeke/myyaml

Myyaml - Simple and Fast Yaml Ain't Markup Language (YAML) Parser for Modern C/C++.

c config configuration cpp deserialize emmiter modern parser serializer yaml yaml-parser

Last synced: 07 May 2026

https://github.com/nilostolte/java-hacks

Each directory of this repository contains a program in Java that is shown how to be compiled via CLI with a build.bat for Windows machines (in other machines just copy and paste the individual commands in this batch file or convert it the another shell script) to obtain a jar application that functions as a tool or example.

illustrations java parser phong-model phong-shading radial-gradient specular-glossiness specular-highlight stop-color svg symbol-table tree treemap vector-graphics

Last synced: 09 Oct 2025

https://github.com/dash-os/tcl-parser

An extension for Tcl, written in C, that lets Tcl scripts access Tcl's own parser via the parse command.

extension parser tcl

Last synced: 27 Jan 2026

https://github.com/cityssm/node-avanti-time-data-parser

Parses the time data Excel report from Avanti into a JavaScript object.

avanti parser payroll timesheets

Last synced: 27 Oct 2025

https://github.com/myselfshravan/hdfc-statement-explorer

A tool for efficiently managing HDFC bank statements. It allows users to upload, parse, and consolidate statements, providing transaction summaries, running balances, and secure access.

dashboard dsa-algorithm hdfc parser pgsql shardcn statement supabase typescript vite

Last synced: 14 Apr 2026

https://github.com/yycoder/thrifter

Non-destructive thrift parser with zero third-party dependency.

ast formatter golang golang-package parser thrift thrift-parser

Last synced: 13 Jun 2026

https://github.com/dxkite/language

language support test

ast-parser parser

Last synced: 10 Jun 2025

https://github.com/piotrkowalczuk/elblog

Elastic Load Balancing access log parser

aws decoder elastic-load-balancing elb golang parser

Last synced: 05 May 2026

https://github.com/somajitdey/httparse

Command-line parser for http request headers. Also see below link for related project.

bash command-line header-parser http http-header http-header-parser http-request http-server httparse httparser jq parse parser shell

Last synced: 05 May 2026

https://github.com/xzripper/parentheses

Lightweight parentheses parser in Python.

parentheses parser python

Last synced: 09 Jun 2026

https://github.com/05st/cli-calc

A fast and lightweight command line calculator written in Rust.

calculator calculator-application cli command-line lexer parser rust rust-lang

Last synced: 09 Jun 2026

https://github.com/zcong1993/exia

一个可以得到淘宝商品搜索信息数据的API服务端,基于eggjs框架

api cache egg koa parser zcong1993

Last synced: 04 May 2026

https://github.com/lpapailiou/fac

A toy programming language including jflex scanner, cup parser and semantic validation. Executably by console and by gui (a toy-IDE).

automaton bnf compiler-construction cup flex flex-cup formal-language interpreter java java-8 javafx javafx-application jflex parser programming-language regex theoretical-computer-science toy-language

Last synced: 04 May 2026

https://github.com/doeixd/combi-parse

Type-safe, friendly parser combinator library for TypeScript featuring composable parsers, left-recursion support, detailed error reporting, and Unicode character classes.

combinators grammar parser parser-combinators typescript typescript-library

Last synced: 10 Oct 2025

https://github.com/sco1/zwom

Python toolkit for the ZWO minilang

cli cycling cycling-workouts parser python python3 python311 zwift

Last synced: 10 Oct 2025

https://github.com/solo-steven/crafting-handbook

Learning to write JS infra, Compiler and OS and more.

generator handbook parser rust typescript

Last synced: 09 Mar 2025

https://github.com/pustovitdmytro/parimatch

parser for famous bookmaker site

beautifulsoup parimatch parser python3 re scrapper selenium

Last synced: 15 May 2026

https://github.com/smirnovoleg/haskell-interpreter

MiniHaskell interpreter implementation

haskell interpreter parser

Last synced: 22 Mar 2025

https://github.com/raws/harby

Tcl-like syntax parser

grammar grammar-parser parser ruby tcl

Last synced: 10 Oct 2025

https://github.com/dx3mod/rpm-parser

RPM v3 package metadata parser in TypeScript.

parser rpm

Last synced: 09 Jun 2026

https://github.com/go-pogo/env

Package env reads and parses environment variables from various sources.

decode dotenv encode env go golang marhsal parser unmarshal

Last synced: 14 Jan 2026

https://github.com/ydah/otterraft

Simple YAML Frontmatter Parser

frontmatter hacktoberfest parser yaml-frontmatter

Last synced: 21 Jun 2025

https://github.com/petercamilleri/format_engine

A gem to support creating string formatting and parsing routines like strftime and strptime for any class that needs formatting and parsing.

engine formatting parser parsing parsing-routines ruby rubygem

Last synced: 19 Jan 2026

https://github.com/acctress/twee

A Lua/Luau parser for code analysis and editor integration.

lua luau parser tree-sitter

Last synced: 02 May 2026

https://github.com/jdolitsky/luaparser

Library for converting simple Lua scripts into user-defined Go objects

go golang lua parser

Last synced: 02 May 2026

https://github.com/marcos-venicius/wodo

Vim-based task management system. Walking towards a distributed task management system inside neovim ;)

c lexer parser todo vim

Last synced: 02 May 2026

https://github.com/fabiante/monkeylang

Monkey language

interpreter learning parser

Last synced: 24 Mar 2025

https://github.com/sultaniman/pycran

CRAN R package metadata parser

cran-r metadata-parser parser python r

Last synced: 01 May 2026

https://github.com/vernongrant/jsn.c

A simple JSON utility that's intended to be used for parsing, generating and manipulating configuration files.

c generator json json-generator json-parser parser

Last synced: 01 May 2026

https://github.com/djoezeke/tomlfy

A Fast Header-only Tom's Obvious, Minimal Language (TOML) file parser and serializer/deserializer for C/C++.

c config configuration cpp17 deserialize parser serializer toml toml-config toml-parser

Last synced: 09 Mar 2025

https://github.com/slmt/google-load-parser

A parser to extract the CPU usage timeline from Google's cluster-usage trace data.

cluster google monitoring parser resources

Last synced: 12 Oct 2025

https://github.com/beyondmagic/litteral

.lrc cli reader.

cli cpp2b lrc parser

Last synced: 12 Oct 2025

https://github.com/hasufell/file-uri

Haskell library for parsing RFC 8089 style file URIs

haskell parser rfc3986 rfc8089

Last synced: 01 May 2026

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/redco/goose-phantom-environment

Environment for Goose parser which allows to run it in PhantomJS

crawler environment goose goose-parser nodejs parse parser phantomjs scraper

Last synced: 30 Apr 2026

https://github.com/b-fuze/js2json

CSS or Javascript Object Literal to JSON (No Regex)

javascript json parser

Last synced: 30 Apr 2026

https://github.com/seporaitis/pyparsing-slides

A quick intro to pyparsing library that I had to do for an interview.

library parser presentation python

Last synced: 30 Apr 2026

https://github.com/TryOmar/CompilerXArabic

A compiler implementation for an Arabic-based programming language, featuring lexical analysis, syntax parsing, and a graphical user interface for interactive testing and development.

arabic arabic-programming-language compiler parser python tokenizer

Last synced: 29 Jun 2026

https://github.com/soft/haskell-mlocate

Haskell library for parsing mlocate files

file-format haskell haskell-library locate parser

Last synced: 23 Mar 2025

https://github.com/marcelwaldvogel/deltat

Simple time duration parser for Python. Happy to parse "3h 2m 3.5s" for you.

parser parsing python python3 time

Last synced: 29 Jun 2025

https://github.com/quantiusbenignus/dated

ZSH exoskeleton for the command line "date" utility. Support free-form time references.

command-line command-line-tool date datetime future linux nlp parser shell-script text-processing time zsh

Last synced: 10 Apr 2026