Slack Gif Creator
Generate Slack-sized animated GIFs with built-in size validators and composable animation primitives for team reactions and comms.
Overview
Slack GIF Creator is an agent skill for the Build phase that produces Slack-optimized animated GIFs with size validators and composable animation primitives.
Install
npx skills add https://github.com/nexu-io/open-design --skill slack-gif-creatorWhat is this skill?
- Creates animated GIFs optimized for Slack size and dimension constraints
- Includes validators so outputs pass Slack upload limits
- Composable animation primitives for reaction and tiny GIF patterns
- Curated Open Design catalogue entry pointing at Anthropic’s upstream slack-gif-creator skill
- Trigger phrases: slack gif, animated gif, reaction gif, tiny gif
Adoption & trust: 772 installs on skills.sh; 61.4k GitHub stars; 1/2 security scanners passed (skills.sh audits).
What problem does it solve?
You need reaction GIFs for Slack but exports are too large, wrong dimensions, or painful to animate by hand.
Who is it for?
Indie teams and solo builders who live in Slack and want agent-assisted GIF creation with constraint checking.
Skip if: High-fidelity video, non-Slack platforms with different limits, or production illustration without installing the upstream skill assets.
When should I use this skill?
Triggers on slack gif, animated gif, reaction gif, or tiny gif; Open Design mode image / category image-generation.
What do I get? / Deliverables
You get validated animated GIFs sized for Slack using the upstream slack-gif-creator workflow after installing the full bundle from Anthropic’s repo.
- Slack-optimized animated GIF files
Recommended Skills
Journey fit
Internal comms assets are part of how a shipped product team communicates—this skill supports Build-phase documentation and culture artifacts. Docs subphase covers team-facing media and guides; reaction GIFs are lightweight deliverables for Slack workspaces.
How it compares
Skill-packaged GIF workflow with Slack validators—not a hosted image CDN or generic screen recorder.
Common Questions / FAQ
Who is slack-gif-creator for?
Solo builders and small teams who want agent-driven animated GIFs that respect Slack file constraints.
When should I use slack-gif-creator?
During Build when preparing team docs or culture assets—when you say slack gif, animated gif, reaction gif, or tiny gif.
Is slack-gif-creator safe to install?
This Prism entry is a curated pointer; review Security Audits on this page and inspect the upstream Anthropics repository before installing scripts locally.
SKILL.md
READMESKILL.md - Slack Gif Creator
# 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 Open Design 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: ```bash # Inspect the upstream README for exact paths open https://github.com/anthropics/skills/tree/main/skills/slack-gif-creator ``` 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.