> For the complete documentation index, see [llms.txt](https://d3fenders.gitbook.io/d3fenders/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://d3fenders.gitbook.io/d3fenders/11.-snapshot-tool.md).

# 11. Snapshot Tool

### Introduction

The **D3fenders Snapshot Tool** helps NFT founders and project teams clearly understand who holds their NFTs - and what those holders are doing with them -at the exact moment decisions need to be made.

Whether you are preparing an **airdrop**, building a **reward system**, creating an **allowlist**, or protecting your community from abuse, accurate holder data is essential. The Snapshot Tool provides a fast, reliable way to generate that data across multiple blockchains without requiring custom scripts or deep technical knowledge.

At a glance, teams can see:

* Who currently holds NFTs
* How many tokens each wallet owns
* Which NFTs are actively listed on marketplaces
* How ownership is distributed across the collection

***

### Why Accurate Snapshots Matter

In Web3, many issues around airdrops and rewards don’t come from bad intent — they come from incomplete or misleading data.

Without a reliable snapshot, teams risk:

* Rewarding wallets that are actively flipping NFTs
* Missing loyal holders due to indexing gaps
* Over-distributing tokens or rewards
* Creating confusion or distrust within the community

The D3fenders Snapshot Tool removes this uncertainty by combining **on-chain ownership data** with **real-time marketplace listing awareness**, giving teams a clearer and more actionable view of their community.

***

### Built for Real-World Conditions

Most snapshot tools assume ideal infrastructure: perfect indexers, single-chain collections, and marketplace-only visibility.

D3fenders Snapshot was built for real environments:

* Multi-chain collections
* Collections identified by contracts or update authorities
* Marketplaces with delayed or partial data
* Founders who need clarity, not black-box automation

Manual verification and explicit workflows are supported by design, not treated as failures.

***

### Designed for Founders and Community Teams

While the Snapshot Tool is production-grade under the hood, its purpose is simple:\
**give non-technical teams the same clarity developers rely on.**

You shouldn’t need to write scripts, manage APIs, or stitch together CSV files just to understand your holders. The Snapshot Tool is built to be:

* Easy to use
* Repeatable
* Transparent
* Export-friendly