slack-gif-creator
Official · AnthropicInstallation
Terminal
git clone --depth 1 https://github.com/anthropics/skills.git /tmp/slack-gif-creator-src cp -r /tmp/slack-gif-creator-src/skills/slack-gif-creator ~/.claude/skills/slack-gif-creator
Or .claude/skills/slack-gif-creator to scope it to one repo.
Summary
Knowledge and utilities for creating animated GIFs optimized for Slack. Provides constraints, validation tools, and animation concepts. Use when users request animated GIFs for Slack like "make me a GIF of X doing Y for Slack.
Slack GIF Creator A toolkit providing utilities and knowledge for creating animated GIFs optimized for Slack. Slack Requirements Dimensions: - Emoji GIFs: 128x128 (recommended) - Message GIFs: 480x480 Parameters: - FPS: 10-30 (lower is smaller file size) - Colors: 48-128 (fewer = smaller file size) - Duration: Keep under 3 seconds for emoji GIFs Core Workflow python from core.gifbuilder import GIFBuilder from PIL import Image, ImageDraw 1. Create builder builder = GIFBuilder(width=128, height=128, fps=10) 2. Generate frames for i in range(12): frame = Image.new('RGB', (128, 128), (240, 248, 255)) draw = ImageDraw.Draw(frame) Draw your animation using PIL primitives (circles, polygons, lines, etc.) builder.addframe(frame) 3. Save with optimization builder.save('output.gif', numcolors=48, optimizeforemoji=True) Drawing Graphics Working with User-Uploaded Images If a user uploads an image, …