Yes. AnnData is free: add it to your Claude Market library, no bank card needed.

How do I install AnnData in Claude?

Add AnnData to your library, download its .zip file, then upload it in Claude: Settings › Capabilities, Skills section, without unzipping it.

Does AnnData work with Claude Code?

Yes. Unzip the skill into the ~/.claude/skills folder, then restart Claude Code.

Is AnnData an official Anthropic product?

No. AnnData is a public project; this listing was created by Claude Market from its repository and the product is not hosted here. Claude Market is an independent project, not affiliated with Anthropic.

AnnData

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Listing created by Claude Market from the project’s public repository. Not hosted here.Is this your project? Claim this listing ›

Handle AnnData matrices and .h5ad files for single-cell analysis.

All reviews:: No reviews
Release date:: 4 November 2026
Creator:: Public project (github.com)
Type:: Skill

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About AnnData

This skill handles annotated data matrices for single-cell analysis: .h5ad and Zarr files and integration with the scverse ecosystem. It covers the data format itself; analysis workflows are in separate skills.

Details

Updated:: 12 November 2026
License:: MIT
Verification:: Not verified
Repository:: github.com/K-Dense-AI/scientific-agent-skills/tree/main/skills/anndata

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What it can do

The creator has not described the access yet.

Install AnnData in Claude

A skill teaches Claude a method or know-how. Once imported, Claude uses it on its own when your request fits. It takes about two minutes.

Add it to your libraryClick “Add to my library” on this page: it is free and instant.
Download the .zipIn your library, select the product, then click “Download the skill”.
Import it into ClaudeIn Claude (website or app), open Settings › Capabilities, Skills section, then upload the .zip file without unzipping it.
Use itAsk as usual: Claude turns the skill on when your request fits.

With Claude CodeUnzip the .zip into the ~/.claude/skills/ folder (or .claude/skills/ in your project), then restart Claude Code.

Before adding a product, read its permissions above. You can remove a connector or skill at any time in Claude’s settings.

AnnData: frequently asked questions

Is AnnData free?: Yes. AnnData is free: add it to your Claude Market library, no bank card needed.
How do I install AnnData in Claude?: Add AnnData to your library, download its .zip file, then upload it in Claude: Settings › Capabilities, Skills section, without unzipping it.
Does AnnData work with Claude Code?: Yes. Unzip the skill into the ~/.claude/skills folder, then restart Claude Code.
Is AnnData an official Anthropic product?: No. AnnData is a public project; this listing was created by Claude Market from its repository and the product is not hosted here. Claude Market is an independent project, not affiliated with Anthropic.

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