Slack GIF Creator

About

Slack GIF Creator is a specialized toolkit that enables Claude to programmatically generate animated content for Slack. It bridges the gap between creative vision and technical constraints by providing composable animation primitives like shakes, bounces, and zooms alongside strict validation logic for Slack's 64KB emoji limit. Whether creating expressive reaction emojis or high-quality message GIFs, this skill ensures every output is perfectly formatted, color-optimized, and ready for immediate upload to a Slack workspace.

Key Features

• Specialized text rendering with outlines for high readability at small scales
• Strict file size validation for Slack’s 64KB emoji and 2MB message limits
• Integrated particle systems and visual effects like flashes and shockwaves
• Composable animation primitives including shake, bounce, spin, and morphing
• Intelligent color quantization and frame optimization to reduce file weight
• 7,895 GitHub stars

Use Cases

• Creating custom animated reaction emojis for team Slack workspaces
• Generating instructional or celebratory GIFs for Slack messages
• Automating the optimization of existing GIF assets to fit Slack's strict size constraints