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Marker

Fast document converter transforming PDFs, EPUBs, and MOBI files into accurate markdown for LLM ingestion.

View on GitHub Official site
Rag Document GPL / LGPL Medium setup 22,000 stars

Overview

Plain English

Fast document converter transforming PDFs, EPUBs, and MOBI files into accurate markdown for LLM ingestion.

Technical

Fast document converter transforming PDFs, EPUBs, and MOBI files into accurate markdown for LLM ingestion.

Technical scorecard

License GPL / LGPL
Commercial use Yes
OpenAI-compatible API No
REST API No
Fine-tuning support No
Quantization support No
Docker available No
GUI / no-code available No
Telemetry None
Offline after setup Yes

Data & Privacy

Does it send data online?

After setup, this listing is marked as usable offline. Confirm network behavior against the upstream project before regulated deployment.

Does it store history?

Not verified in this directory yet. Review the upstream docs for persistence, logs, and workspace storage.

License checks?

Commercial use is marked as allowed or likely allowed by the listed license.

Telemetry?

None

Last verified: May 12, 2026. Maintainer verification should be treated as directory guidance, not legal advice.

Setup & Installation

Medium

A developer can usually get this running with standard docs.

Prerequisites

Python, Docker, Bare Metal 

# Start with the official project documentation
# https://github.com/VikParuchuri/marker

Hardware Requirements

RAM8 GB minimum / 16 GB recommended
Hardware tagsCPU Only, NVIDIA GPU (CUDA)
Model formatsNot specified
Primary languagePython

Works Well With

Open WebUI User-friendly AI Interface (Supports Ollama, OpenAI API, ...). GPT4All GPT4All: Run Local LLMs on Any Device. Open-source and available for commercial use. LobeChat LobeHub organizes your agents into 7×24 operation. It hires, schedules, reports on your entire AI team. You stay in charge — without staying online. AnythingLLM The all-in-one AI productivity accelerator. On device and privacy first with no annoying setup or configuration.
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