Codex pet package
Otterumells is a rounded brown otter with a cream muzzle and belly, small whiskers, visible paw pads, and a short tail. Choose it for a quiet companion whose work and review states add recognizable props: a gray laptop and a magnifying glass. We inspected the original atlas and the site's animation preview; this review does not claim a desktop installation test.
PetWidget + SpriteAnimator
Switch animation rows, tune scale, and test floating behavior before installing this Codex pet locally.
Pet profile
Use these visible package traits to decide whether this pet fits your desktop before you install it.
The seated idle pose keeps the cream belly and dark paws in a compact front view. Small face changes carry the loop, making it a gentler choice than a mascot with large idle gestures. The fine whiskers are easier to see at a larger preview size.
The work row turns the otter toward a gray laptop, while review puts a small magnifying glass beside its face. These props help distinguish the two states without relying only on an eye expression; the laptop also makes the work silhouette wider.
The cream face and belly stand apart from the brown body, but the dark outline and laptop can blend into a dark desktop. Compare light and dark backgrounds before choosing a small display size. The original package uses a transparent spritesheet.
Animation review
These observations come from the original package spritesheet, not a generic species description.
The left and right movement rows use matching side profiles, alternating feet, and a trailing tail. They read as short steps rather than a stretched sprint, with a clear visual change from the seated idle pose.
Wave lifts one paw beside the face. Jump compresses the seated body, lifts it with both paw pads visible, then lowers it again. The vertical shape change is stronger than the subtle idle loop.
The failed row adds a worried mouth, a paw near the cheek, and a small blue sweat drop. Waiting keeps a still, front-facing sit. These face-level differences are less obvious at thumbnail scale than the laptop and magnifying-glass states.
Compare before installing
Compare another calm brown animal with a coding theme; the capybara uses glasses and clothing where this otter uses state-specific props.
Choose a terminal-shaped companion if the coding motif matters more to you than a natural animal silhouette.
Package visuals reviewed from the original spritesheet on . Reviewed by Codex Pets Team. How we review pets. These are visual observations, not an installation test or an artwork license.
State previews
Use the grid to check the nine standard action rows: idle, movement, waiting, failed, and review.
Need help?
Not sure how to use this pet in Codex? Copy this AI prompt and ask your assistant to add and enable this existing pet for you.
It installs and enables this pet only. It will not generate a new pet.
Download package
Download the zip package, or copy a community CLI or curl command that installs this Codex pet into $HOME/.codex/pets/otterumells. Then enable it with /pet or Settings -> Appearance -> Pets.
npx @eyichan/codexpets add otterumellspet.json
Save this file as pet.json inside the local package folder for this Codex pet.
{
"id": "otterumells",
"displayName": "Otterumells",
"description": "A brown otter Codex pet with a cream belly, side-facing walking loops, a laptop work pose, and a magnifying-glass review animation.",
"spritesheetPath": "spritesheet.webp"
}Assets
Atlas
Use the preview controls above to check idle, movement, waiting, failed, and review rows before installing.
# After downloading otterumells-codex-pet.zip mkdir -p "$HOME/.codex/pets/otterumells" unzip -o "./otterumells-codex-pet.zip" -d "$HOME/.codex/pets/otterumells" # In Codex /pet # Or manually Settings -> Appearance -> Pets -> choose otterumells
Download the package zip first, then run this command from the folder that contains the zip file. After installation, use /pet or open Settings, choose Appearance, then Pets. Use Refresh custom pets if the package does not appear immediately.
How to use
Scan the 9-state preview grid to confirm the spritesheet covers idle, movement, waving, failed, waiting, and review states.
Download the package zip, or save spritesheet.webp and pet.json into a folder named after this pet id.
Copy both files into ~/.codex/pets/<pet-id>/ so Codex can discover the custom pet package.
Use /pet inside Codex, or open Settings -> Appearance -> Pets and choose this installed pet. Refresh custom pets if it is not listed yet.