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Trust Reliability

  • 311 installs
  • 68 repo stars
  • Updated December 30, 2025
  • dylantarre/animation-principles

Review transitions before release to ensure loading, success, and failure animations feel predictable, honest, and never mislead users about system state.

About

Focuses on trust and reliability in motion design: animations must accurately reflect system status, avoid deceptive feedback, and maintain consistent behavior so users feel confident during waits and errors.

  • State honesty in loaders
  • Consistent easing families
  • No false completion cues
  • Error recovery motion patterns
  • Accessibility-safe feedback loops

Trust Reliability by the numbers

  • 311 all-time installs (skills.sh)
  • Ranked #806 of 1,880 Design & UI/UX skills by installs in the Skillselion catalog
  • Data as of Aug 3, 2026 (Skillselion catalog sync)
npx skills add https://github.com/dylantarre/animation-principles --skill trust-reliability

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Listed on Skillselion
Installs311
repo stars68
Last updatedDecember 30, 2025
Repositorydylantarre/animation-principles

What it does

Review transitions before release to ensure loading, success, and failure animations feel predictable, honest, and never mislead users about system state.

Files

SKILL.mdMarkdownGitHub ↗

Trust & Reliability Animation

Create animations that establish confidence, consistency, and dependable user experiences.

Emotional Goal

Trust develops through predictable, controlled movements that respect user expectations. Reliability means animations behave consistently and never surprise negatively.

Disney Principles for Trust

Squash & Stretch

Minimal stretch (5-10% maximum). Controlled deformation shows stability. Elements should feel solid and grounded, not rubbery.

Anticipation

Subtle but present (50-100ms). Brief preparation signals what's coming without surprises. Users should always know what to expect next.

Staging

Clear, unambiguous presentation. One action at a time. Important elements are obvious. No hidden or confusing movements.

Straight Ahead Action

Avoid for trust-building. Prefer pose-to-pose for predictable, controlled results. Every frame should be intentional.

Follow Through & Overlapping Action

Restrained follow-through. Elements settle quickly without excessive bouncing. Professional, controlled completion of movements.

Slow In & Slow Out

Smooth, symmetrical easing. ease-in-out creates predictable, professional motion. No sudden accelerations or jarring stops.

Arc

Gentle, predictable curves. Consistent arc patterns across similar interactions. Avoid erratic or unexpected paths.

Secondary Action

Minimal and purposeful. Supporting animations should reinforce, not distract. Loading indicators should be calm and steady.

Timing

Moderate, consistent timing (250-400ms). Never too fast (feels rushed) or too slow (feels broken). Same elements should always animate at same speed.

Exaggeration

Very minimal (5-10%). Near-realistic movements feel professional and trustworthy. Subtle refinement over dramatic effect.

Solid Drawing

Maintain perfect proportions. No warping or distortion. Elements should feel stable and well-constructed.

Appeal

Clean, balanced designs. Symmetry suggests stability. Professional aesthetics over playful charm.

Timing Recommendations

ElementDurationEasing
Transitions250-350msease-in-out
Feedback150-200msease-out
LoadingContinuouslinear
Modals200-300msease-out

CSS Easing

--trust-smooth: cubic-bezier(0.4, 0, 0.2, 1);
--trust-enter: cubic-bezier(0, 0, 0.2, 1);
--trust-exit: cubic-bezier(0.4, 0, 1, 1);

Consistency Rules

1. Same action = same animation, always 2. Duration variance: maximum ±50ms 3. No random or variable timing 4. Respect system motion preferences 5. Graceful degradation when disabled

When to Use

  • Financial transactions and payments
  • Form submissions and data entry
  • Authentication flows
  • Settings and configuration
  • Progress indicators
  • Confirmation dialogs
  • Enterprise applications

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