liteparse — What is it?

LiteParse is a fast, open-source document parser designed for local, high-quality spatial text parsing with bounding boxes, catering to users seeking efficient and lightweight PDF parsing without proprietary LLM features or cloud dependencies.

⭐ 9,004 Stars 🍴 537 Forks Rust Apache-2.0 Author: run-llama
Source: README View on GitHub →

Why it matters

LiteParse is gaining attention due to its focus on fast and light parsing capabilities, which is particularly appealing for users who require high-quality spatial text parsing without the overhead of cloud-based services or complex OCR systems. Its multi-language support and flexible OCR options also contribute to its popularity.

Source: README, Overview

Core Features

Fast Text Parsing

LiteParse uses PDFium for spatial text parsing, providing high-quality results with bounding boxes, ensuring precise text positioning information.

Source: README, Overview
Flexible OCR System

The OCR system supports built-in Tesseract, allows integration with HTTP servers like EasyOCR or PaddleOCR, and provides a standard API for custom OCR solutions.

Source: README, Overview
Screenshot Generation

LiteParse can generate high-quality page screenshots, which are useful for LLM agents to extract visual information.

Source: README, Overview
Multiple Output Formats

The tool outputs in JSON and Text formats, catering to various use cases and integration needs.

Source: README, Overview
Multi-language and Multi-platform Support

LiteParse is accessible from Rust, Node.js/TypeScript, Python, and the browser via WASM, and runs on Linux, macOS, and Windows.

Source: README, Overview

Architecture

The architecture of LiteParse is modular, with a Rust core handling format conversion, text extraction, OCR, and spatial layout reconstruction. The project utilizes a flowchart to illustrate the data flow from input formats to output formats, with language bindings and CLI tools providing user interfaces for various programming environments.

Source: README, Overview

Project Knowledge Graph

Knowledge graph: project (center) + core features (inner hexagons) + key dependencies (outer chips) PDFium Tesseract napi-rs PyO3 wasm-bindgen Fast Text Parsing Flexible OCR System Screenshot GenerationScreenshot Generati… Multiple Output FormatsMultiple Output For… Multi-language and Multi-platform SupportMulti-language and… liteparse Project Core feature Key dependency

Center: project; inner ring: core feature modules; outer ring: key dependencies. Auto-generated from core_features and tech_stack.key_deps.

Tech Stack

LanguageRustFrameworkPDFium for PDF parsing, Tesseract for OCR, and various language bindings for multi-language support
PDFiumTesseractnapi-rsPyO3wasm-bindgen
Not specified in README, but likely supports local deployment and could be containerized using Docker
Source: README, Code Tree, Dependency Files

Quick Start

Install via package manager: - Node.js/TypeScript: `npm i @llamaindex/liteparse` - Python: `pip install liteparse` - Rust: `cargo install liteparse` (CLI) / `cargo add liteparse` (lib) - Browser (WASM): `npm i @llamaindex/liteparse-wasm` Use the CLI to parse files: `lit parse document.pdf`
Source: README Installation

Use Cases

LiteParse is suitable for developers and technical users who need to parse PDFs locally, such as those working on document processing pipelines, building applications that require spatial text information, or integrating OCR capabilities into their projects.

Source: README

Strengths & Limitations

Strengths

  • Strength 1: Fast and efficient local parsing without cloud dependencies
  • Strength 2: Flexible OCR options with built-in Tesseract and support for custom OCR servers
  • Strength 3: Multi-language and multi-platform support

Limitations

  • Limitation 1: May not handle complex documents with dense tables or handwritten text as effectively as cloud-based solutions
  • Limitation 2: Limited to local deployment without cloud infrastructure
Source: README, Overview

Latest Release

v2.0.4 (2026-05-30): Fixed bounding box issues for pages with rotated text.

Source: GitHub Releases

Verdict

LiteParse is a valuable tool for developers seeking a fast and efficient local document parser with robust OCR capabilities. Its multi-language support and flexibility make it a strong choice for a wide range of applications, particularly those that require precise text positioning and local processing.

Transparency Notice
This page is auto-generated by AI (a large language model) from the following public materials: GitHub README, code tree, dependency files and release notes. Analyzed at: 2026-06-01 18:34. Quality score: 85/100.

Data sources: README, GitHub API, dependency files