OpenRarity: Generate NFT rarity scores and ranks

Understand the project

Practical overview

Use OpenRarity when you need collection-level NFT rarity scores and rankings from a Python library or the repository’s command-line tool.

Developers integrating NFT rarity calculations into marketplaces or collection-analysis tools.
Users who need collection-level rarity scores and rankings in JSON or CSV.

Before you choose

The documented stack requires Python 3.10 or later; the repository uses Poetry, NumPy and PyTest.
The README describes the library as a beta preview.
The shell tool is documented for use from a downloaded repository, while the Python package is available for project integration.

Check current requirements in the official documentation. Source-based guidance does not mean OpenViST has run or independently tested this project.

Source-based practical guide

Use the repository’s shell tool to produce JSON or CSV scoring and rank outputs for NFT collections.

Install the project dependencies with poetry install.
Run the documented collection-scoring script with collection identifiers, for example the command below.
Documented command
```
python -m scripts.score_real_collections boredapeyachtclub proof-moonbirds
```

The shell tool generates OpenRarity scoring and rank results in JSON or CSV format.

The README documents the command and output formats but does not specify how to select between JSON and CSV.
The library is described as a beta preview.

Evidence and transparency

Source record details

Source availability: Active
Sources checked: 16 October 2026
Original website title: OpenRarity/open-rarity · Official homepage title · retained in its source language