# 52 49 46 46 ?? ?? ?? ?? 41 43 4F 4E — File format magic numbers

For 52 49 46 46 ?? ?? ?? ?? 41 43 4F 4E, offset is 0; extension is ani; format is Animated cursor, recorded from its source on 2026-08-03.

- **Hex signature:** 52 49 46 46 ?? ?? ?? ?? 41 43 4F 4E _(unconfirmed — we could not tie this to the quote below)_
- **Offset:** 0 _(unconfirmed — we could not tie this to the quote below)_
- **Extension:** ani
- **Format:** Animated cursor

## What the source says

> ani | <https://en.wikipedia.org/wiki/Animated_cursor> Animated cursor

## Source

- https://en.wikipedia.org/wiki/List_of_file_signatures

Last verified: 2026-08-03. Review by: 2027-08-03.
Part of [File format magic numbers](https://referencesource.org/file-format-signatures/).