Pulsar

Repository Branch

CSS

A straight vertical line splits into two diverging paths that curve outward, each carrying a pulsing node.

Tier
CSS
Dependencies
None
Duration
5.5 s, loops
Categories
Icons and micro-interactions
Use cases
Navigation and wayfinding, Workflow and approvals
Industries
SaaS and software, Cross-industry
Style
Minimal line · light stroke
Set
changelog
Tags
arrowcirclelineloopminimal

Companion assets

The same artwork, not animated. Derived from the entry’s own resting state, so it matches exactly.

Animated
CSS tier
Static vector
Repository Branch, not animated
Download SVG

Code

animation.svg

<svg xmlns="http://www.w3.org/2000/svg" fill="none" aria-hidden="true" class="pulsar pulsar-changelog-branch" data-pulsar="changelog-branch" viewBox="0 0 160 96"><line x1="80" x2="80" y1="80" y2="56" stroke="currentColor" stroke-linecap="round" stroke-width="1.8"></line><circle cx="80" cy="74" r="3.5" fill="currentColor"></circle><g stroke-linecap="round" stroke-width="1.8"><path stroke="currentColor" d="M80 56c0-16-32-12-32-32"></path><path stroke="var(--pulsar-accent, currentColor)" d="M80 56c0-16 32-12 32-32"></path></g><circle id="changelog-branch-node-l" cx="48" cy="24" r="4.5" fill="currentColor" fill-opacity=".2" stroke="currentColor" stroke-width="1.5"></circle><g id="changelog-branch-node-r"><circle cx="112" cy="24" r="5.5" fill="var(--pulsar-accent, currentColor)" fill-opacity=".2" stroke="var(--pulsar-accent, currentColor)" stroke-width="1.8"></circle><circle cx="112" cy="24" r="2.5" fill="var(--pulsar-accent, currentColor)"></circle></g><circle id="changelog-branch-pulse" cx="80" cy="56" r="3" fill="var(--pulsar-accent, currentColor)"></circle></svg>

animation.css

.pulsar-changelog-branch #changelog-branch-node-l {
  animation: changelog-branch-node-l-pulse 5500ms ease-in-out infinite;
}

@keyframes changelog-branch-node-l-pulse {
  0%,
  30% {
    transform: scale(0.8);
    opacity: 0.5;
  }
  42%,
  82% {
    transform: scale(1.2);
    opacity: 1;
  }
  92%,
  100% {
    transform: scale(0.8);
    opacity: 0.5;
  }
}

.pulsar-changelog-branch #changelog-branch-node-r {
  transform-origin: 112px 24px;
  animation: changelog-branch-node-r-pulse 5500ms ease-in-out infinite;
}

@keyframes changelog-branch-node-r-pulse {
  0%,
  30% {
    transform: scale(0.8);
    opacity: 0.5;
  }
  45%,
  82% {
    transform: scale(1.25);
    opacity: 1;
  }
  92%,
  100% {
    transform: scale(0.8);
    opacity: 0.5;
  }
}

.pulsar-changelog-branch #changelog-branch-pulse {
  animation: changelog-branch-travel 5500ms cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

@keyframes changelog-branch-travel {
  0% {
    opacity: 0;
    transform: translate(0, 18px);
  }
  20% {
    opacity: 1;
    transform: translate(0, 0);
  }
  40%,
  80% {
    opacity: 1;
    transform: translate(32px, -32px);
  }
  90%,
  100% {
    opacity: 0;
    transform: translate(32px, -32px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .pulsar-changelog-branch * {
    animation: none !important;
  }
}

From this family15 in Changelog

See the family