Transform one image into perfectly sized assets for all major social media platforms. No more manual resizing, cropping, or aspect ratio errors - just upload and generate!
Upload one image and generate perfectly sized assets for all your social media platforms in seconds.
Drop your image here or click to browse
Supports PNG, JPG, JPEG, WEBP, GIF & more âĸ Max 50MB
Generate professional assets that meet every platform's specifications
Three simple steps to generate all your social media assets
Choose your source image. Works with any photo, graphic, or design.
Choose which social media platforms you want to generate assets for.
Get a ZIP file with perfectly sized images for every selected platform.
Maximize your social media impact with these expert recommendations
Start with images at least 2000px on the longest side for crisp results across all platforms.
Place key elements and faces in the center of your image to avoid cropping important details.
Plan your content calendar and generate all assets at once to maintain consistency.
Always test your generated images on actual platforms to ensure they display correctly.
Join thousands of creators who save hours with automated social media asset generation
Every major social media platform applies its own image compression and cropping algorithms when you upload content. Instagram, Facebook, LinkedIn, Twitter/X, TikTok, and YouTube all use different aspect ratios, minimum resolutions, and compression approaches. Uploading the wrong dimensions means the platform crops your image in unexpected places, introduces additional compression artefacts, or displays blurry thumbnails â all of which undermine the professional appearance of your content.
The Social Media Creator on sourcecodestack eliminates this problem by generating correctly sized assets for every platform from a single source image. Instead of manually resizing your image fifteen times with different dimensions, you upload once and the tool creates all variants simultaneously â each at the exact pixel dimensions recommended by the platform's own engineering and design guidelines.
This matters especially for brand consistency. A company logo or product photo should look crisp and correctly framed on an Instagram post, a LinkedIn header, a Twitter card, and a YouTube thumbnail. Handling all of these as separate export jobs in an image editor is tedious and error-prone. Automating it ensures every asset is correct before you publish.
Instagram uses a 1:1 square format (1080Ã1080px) for standard posts, a 4:5 portrait (1080Ã1350px) for feed posts that fill more screen space, and a 9:16 vertical (1080Ã1920px) for Stories and Reels. The platform recompresses images at upload, so starting with full 1080px width ensures maximum retained quality.
Facebook uses different dimensions for link previews (1200Ã630px), event covers (1920Ã1005px), profile photos (170Ã170px), and cover photos (820Ã312px on desktop). Facebook's compression is aggressive â using JPEG at 80%+ quality before upload helps preserve visual fidelity after their re-encoding.
Twitter / X displays in-timeline images at 16:9 (1200Ã675px recommended). Cards and link previews use the same dimensions. Uploaded images are served as WEBP by Twitter's CDN, so quality is generally preserved well.
LinkedIn recommends 1200Ã627px for shared link posts, 1128Ã191px for profile cover photos, and 300Ã300px for company logos. LinkedIn audiences tend to be professional, so image quality and legibility at small sizes are especially important.
YouTube thumbnails must be 1280Ã720px (16:9 aspect ratio) with a maximum file size of 2MB. Thumbnails are one of the most impactful elements for click-through rate on YouTube â high contrast, clear text, and readable faces at small sizes are proven best practices.
Yes. The tool accepts PNG, JPG, WEBP, GIF, BMP, TIFF, and most common image formats. For best results, start with a high-resolution source image â at least 2000px on the longest side â so the tool has enough pixel data to produce sharp downscaled variants for each platform.
The tool scales and crops each asset to fit the target platform's aspect ratio. Smart cropping focuses on the centre of the image by default. If your key subject is off-centre, use the Image Converter's crop tool first to compose the frame before generating social assets.
We maintain platform dimension guidelines based on official engineering documentation and regularly update them when platforms announce changes. The displayed specification for each platform reflects current recommendations.
Yes. Select only the platforms you need before generating. You can generate a single platform's assets or all platforms at once â there is no requirement to select all.
Generated assets are saved as high-quality PNG by default, which preserves transparency and provides a lossless base that each platform can then compress at upload. You can convert to JPEG or WEBP using the Image Converter if a smaller source file is needed before uploading.
The Social Media Image Generator on sourcecodestack takes a single source image and produces correctly sized assets for every major platform â Instagram, Facebook, Twitter/X, LinkedIn, YouTube, Pinterest, Snapchat, WhatsApp, and Telegram. All resizing and cropping is done by JavaScript running locally in your browser; your image is never sent to a server.
Each output asset uses the pixel dimensions recommended in the platform's own engineering guidelines. Instagram posts are 1080x1080px, Stories and Reels are 1080x1920px, YouTube thumbnails are 1280x720px, LinkedIn posts are 1200x627px, and so on across all supported platforms. When you click Download All, the tool packages every selected variant into a single ZIP file ready to upload.
Full Guide Available
Up-to-date dimensions and best practices for Instagram, Facebook, Twitter/X, LinkedIn, YouTube, Pinterest and more â plus how to resize one image for every platform at once.
If you have ever spent an hour perfecting a graphic only to watch it get cropped awkwardly when you post it,âĻ
Read guide âArticleCreate platform-perfect social media images for Instagram, Twitter, LinkedIn, and more.
Read guide âBlogYou plug your iPhone into your Windows PC, copy over some photos, and then double-click one â only to get aâĻ
Read guide â