social-media-image-sizes
This skill validates and resizes images for social media platforms using Node.js scripts. It checks images against 60+ specifications for nine platforms and provides commands to generate correctly sized assets.
Is social-media-image-sizes safe to install?
Review the source first: our audit of social-media-image-sizes's source files found 11 shell commands, 0 external URLs, file reads and writes (high risk). Every command and URL listed appears verbatim in the skill's source. The skill executes shell commands to install dependencies and process image files. It reads local image files and writes new image files to the disk.
How we audit skills: our security review methodology.
Who is this skill for?
Social media managers, content creators, and developers who need to automate image preparation for social media platforms.
What can you do with it?
- Validate image dimensions against platform-specific requirements
- Generate resized image copies for social media posts
- Identify optimal platform fits for existing image assets
- Prepare assets for social media ads
How good is this skill?
Quality score: 5/10. The skill provides clear documentation, specific command examples, and a structured workflow for image management.
What does the skill file contain?
# Social Media Image Sizes Check and resize images for 9 platforms / 60+ specs. Scripts mirror the logic at [branding5.com/tools/social-media-cheat-sheet](https://www.branding5.com/tools/social-media-cheat-sheet). ## Setup Run once after install: ```bash cd <skill-dir> npm install ``` ## Check an image ```bash node scripts/check.js photo.jpg ``` Outputs a ranked match list — perfect → close → usable → too small — with an inline `node scripts/resize.js` command for every non-perfect match. Filter by platform or match level: ```bash node scripts/check.js photo.jpg --platform instagram n...
Frequently asked questions
Which platforms does this skill support?
It supports Instagram, Facebook, X (Twitter), LinkedIn, TikTok, YouTube, Pinterest, Snapchat, and Threads.
What happens if an image does not match a platform specification?
The check.js script provides a ranked match list and generates an inline node scripts/resize.js command to create a correctly sized version.
Does the skill modify the original image?
No, the resize.js script saves the output file alongside the original by default.
What are the system requirements?
The skill requires Node.js 18+ and npm or pnpm.
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