Agent skill · creative production · nexu-io
slack-gif-creator
Create animated GIFs optimized for Slack with validators for size constraints and composable animation primitives.
Why this skill is useful
Adds specific validators for Slack's GIF size constraints and composable animation primitives that the AI wouldn't reliably generate on its own.
What it needs
About 1k tokens when loaded. Last updated 2026-08-07. 84,236 stars on the source repository.
What this skill does
slack-gif-creator Curated from Anthropic's official skills repository. What it does Create animated GIFs optimized for Slack with validators for size constraints and composable animation primitives. Source Upstream: https://github.com/anthropics/skills/tree/main/skills/slack-gif-creator Category: image-generation How to use This catalogue entry advertises the skill in OpenDesign so the agent discovers it during planning. To run the full upstream workflow with its original assets, scripts, and references, install the upstream bundle into your active agent's skills directory: Then ask the agent to invoke this skill by name (slack-gif-creator) or with one of the trigger phrases listed in this skill's frontmatter.
How to use it
Reference it in AdaL, Claude Code, Cursor or any coding agent — nothing to install:
@skills nexu-io/slack-gif-creator