tree-sitter/tree-sitter
An incremental parsing system for programming tools
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An incremental parsing system for programming tools
Data validation using Python type hints
The Cyber Swiss Army Knife - a web app for encryption, encoding, compression and data analysis
The modular and type safe schema library for validating structural data 🤖
TypeScript's 1:1 validator, optimized from editor to runtime
LIEF - Library to Instrument Executable Formats (C++, Python, Rust)
FeedKit is a Swift library for Reading and Generating RSS, Atom, and JSON feeds.
Parsing Expression Grammar Template Library
The Elegant Parser
A single file C++ header-only PEG (Parsing Expression Grammars) library
Unofficial MyAnimeList PHP+REST API which provides functions other than the official API
A customizable, cross-platform tool for parsing WhatsApp chat databases from Android and iOS/iPadOS backups. Supports Android .crypt12, .crypt14, .crypt15, and the latest database formats. Outputs chat history in readable HTML or structured JSON.
Command line parsing, invocation, and rendering of terminal output.
Open-source cross-platform symbolic algebra library for C# and F#. Can be used for both production and research purposes.
GraphQL Router / API Gateway framework written in Golang, focussing on correctness, extensibility, and high-performance. Supports Federation v1 & v2, Subscriptions & more.
C++ parser generator for dissecting protocols & files.
AI-native web scraper. Single binary with a bundled Claude Code skill. MIT-licensed alternative to Firecrawl.
Compile-time string pattern matching that reverses format! interpolation — a lightweight regex alternative with no runtime compilation cost
PEG parser combinators using operator overloading without macros.
JSONPath implementation for PHP.
🤠 Object property paths with wildcards and regexps 🌵
⛑️ JSON serialization should never fail
The official Firely .NET SDK for HL7 FHIR
Unified framework for building enterprise RAG pipelines with small, specialized models
Parser Building Toolkit for JavaScript
A 100% compliant, self-hosted javascript parser - https://meriyah.github.io/meriyah
A JavaScript library for parsing and formatting chords and chord sheets
Convert CSV file to JSON https://www.npmjs.com/package/convert-csv-to-json
Open-source cross-platform symbolic algebra library for C# and F#. Can be used for both production and research purposes.
Useful extensions to the standard Python datetime features
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