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XYZ · Flip Left · nexu-io | DecimalAI

frontendby nexu-io

XYZ · Flip Left

nexu-io/xyz-flip-left

Source nexu-io/motion-anything ↗License Apache-2.0

Flip Left — a composable AnimXYZ entrance via the xyz="fade flip-left-90" attribute. Declarative: mix fade + move + scale + rotate without writing keyframes. MIT. Honors prefers-reduced-motion.

SkillScore91Maintained

Automatic

Frontend / UI pack

Last verified 8/18/2026

What it changes

Passed 21 of 23 test cases with the skill, and 17 of 23 without it.

Without skill74%

With skill91%

Checks it passed that the model alone missed

The response states the core CSS size is approximately 100KB.
The response identifies motion-anything as the repository ecosystem.
The response specifies using the 90-degree variant for the left flip attribute.

and 1 more in the full report

4 fixed17 passed either way2 still failing0 broke

Pass-rate lift: +17 pp
Tokens: -36%
Agent turns: 0%
Response time: -40%

Model gemini-3.6-flashMeasured 8/18/2026v121 of 23 cases passed with skill

Tokens, turns and time describe resource use, not a dollar price.

Use this skill

Save it into your project's skills folder. Claude Code picks it up in its next session.

curl -fsSL --create-dirs -o .claude/skills/nexu-io-xyz-flip-left/SKILL.md https://app.decimal.ai/s/nexu-io-xyz-flip-left/SKILL.md

Want it pinned and updatable? pip install "decimalai>=0.15", then decimalai skills add nexu-io-xyz-flip-left, and start Claude Code with claude --plugin-dir "$(git rev-parse --show-toplevel)/.agents"

1 · One-time — install the CLI (docs ↗)

pip install "decimalai>=0.15"

2 · Get the skill — writes .agents/skills/nexu-io-xyz-flip-left/ and pins it in .decimal/skills.lock

decimalai skills add nexu-io-xyz-flip-left

No CLI? Get the same file — curl · raw file

curl -fsSL --create-dirs -o .claude/skills/nexu-io-xyz-flip-left/SKILL.md https://app.decimal.ai/s/nexu-io-xyz-flip-left/SKILL.md

Raw file: /s/nexu-io-xyz-flip-left/SKILL.md ↗ · machine-readable summary at /s/nexu-io-xyz-flip-left.json ↗

Safety checks: 3 of 3 passed

Code scan CleanIntent PassedContent Clean

See it in action

One of 4 test cases the skill fixed. Same model, same prompt, with and without the skill.

1 of 4

Prompt

What is the approximate uncompressed bundle size of the `@animxyz/core` CSS package when evaluating frontend asset budgets?

What was checked, without and with the skill
Checked	Without skill	With skill
The response states the core CSS size is approximately 100KB.	Missed	Passed

case-19 · gemini-3.6-flash · 8/18/2026 · answers are capped and redacted

What's inside

The instructions your model reads when the skill loads.

SKILL.md16 linessingle file

XYZ · Flip Left

Flip Left — composable entrance from AnimXYZ (MIT). Part of motion-anything.

When to use it

Declarative entrance mixing fade/move/scale/rotate via xyz="..." — no keyframes to write.

When NOT to use it (restraint)

Shipping ~100KB core CSS for a single effect; overusing on many elements.

How to apply

Include @animxyz/core CSS. 2. Set xyz="fade flip-left-90" on the element. 3. Toggle class xyz-in / xyz-out.

Accessibility & license

prefers-reduced-motion: no autoplay. MIT.

Track record

Benchmark

21 / 23

test cases passed, vs 17 / 23 without

Adoption

Users: 0
Times used: 0

Safety and source details

SkillSafety

✓ 3 of 3 passed

Code scan15 of 15 checks clean

0 critical · 0 warning · 0 info — scanner v4 — 8/3/2026

View 15 scanner checks

live_secretremote_code_executionreverse_shelldata_exfiltrationssrf_metadataagent_snoopinganti_refusaldestructive_commandsobfuscated_unicodeunicode_homoglyphopaque_blobsuspicious_urltool_overreachtrigger_abuseprompt_injection_phrasing

IntentSafe

LLM judge · does the skill do what it claims

ContentClean

LLM judge · policy & harmful-content review

Source

Imported

nexu-io / motion-anything

recipes/animxyz/xyz-flip-left/SKILL.md

View on GitHub ↗

License Apache-2.0Imported 8/3/2026Version v1

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See it in action

What's inside

XYZ · Flip Left

When to use it

When NOT to use it (restraint)

How to apply

Accessibility & license

Track record

Benchmark

Adoption

SkillSafety

Source

Other skills for the same job

Related skills