#parser-implementations

Spec compliant GraphQL Tools in Rust.

Virtual Bash interpreter with a virtual file system for multi-tenant environments.

A strongly typed, comment-supporting YAML deserializer that deserializes YAML directly into your Rust types without constructing an intermediate tree of “abstract values.”

☁️ The fastest HTML to markdown convertor on GitHub. Optimized for LLMs and supports streaming.

High-performance browser-grade HTML5 parser

Rhai - An embedded scripting language for Rust.

Rust KeePass database file parser for KDB, KDBX3 and KDBX4, with experimental support for KDBX4 writing.

A jq clone focussed on correctness, speed, and simplicity

Audio metadata library

Low output latency streaming HTML parser/rewriter with CSS selector-based API

High-precision, one-shot and consistent benchmarking framework/harness for Rust. All Valgrind tools at your fingertips.

A high-performance, asynchronous toolkit for building MCP servers and clients in Rust.

Pure-Rust YAML 1.2 ecosystem: zero unsafe, 100% spec compliance (406/406 official suite), streaming-first serde, lossless CST, JSON-Schema validation. Library + CLI (noyafmt, noyavalidate) + LSP + MCP + WASM bindings.

PurRDF — one RDF 1.2 engine, one behavior, in Rust, Python, WebAssembly and C. Deterministic BM25 full-text search, exact GeoSPARQL 1.1 and embedding kNN answered from SPARQL, in-process, over one dataset: the three jobs a triple store usually kept PostgreSQL beside it for. Plus native codecs, RDFC-1.0, SHACL, ShEx, entailment and GTS transport.

A pure-Rust openEHR Clinical Data Repository: ITS-REST 1.1.0, AQL 1.1, PostgreSQL 18-native storage.

Mermaid.js, but headless, in Rust.

Parser for Rust source code

Managing transit data with Rust

Rust language bindings for Microsoft Playwright

Fast iterable JSON parser.

A tacit array programming language

Rust implementation of Amazon Ion