Alt Attribute Generator | AltCaption
Free tool<br>Alt attribute generator<br>Generate a concise description and copy it as an HTML-ready `alt=""` attribute. Use this when you are editing markup, a static site, documentation, or a CMS block with raw HTML.
Good for<br>Update HTML image tags.<br>Prepare CMS alt fields.<br>Avoid file-name fallback text.
Image URL<br>Language EnglishArabicChineseFrenchGermanHindiItalianJapaneseKoreanPortugueseRussianSpanishTurkish Generate alt attribute
HTML-focused output<br>Generates the readable alt text first.<br>Escapes quotes, angle brackets, and ampersands for attribute safety.<br>Returns a copy-ready `alt="..."` snippet.
When not to add alt text<br>Use `alt=""` for purely decorative images that add no content.<br>Do not duplicate nearby captions or headings word-for-word.<br>For linked images, describe the destination or action when that is more useful.
Example output<br>For an article image of a dashboard screenshot, copy the generated attribute into the `` tag after checking it against the screenshot.
Related free alt text tools<br>Image alt text checker<br>Check a page for missing, empty, duplicate, or weak image alt text. Generate fixes for images that need better descriptions.<br>Bulk image alt text generator<br>Paste a short list of hosted image URLs to preview generated alt text, then use AltCaption Pro for larger batches, TSV export, and account history.<br>Product image alt text generator<br>Generate product image alt text with product name, category, and visible details as publishing context.<br>Bulk edit Shopify image alt text from a product CSV<br>Bulk edit missing Shopify product image alt text from a CSV. Audit blank rows, generate review-ready drafts, and download a preserved import file.<br>Image alt text validator<br>Check image alt text for empty, generic, overly long, or keyword-stuffed wording, then generate a replacement draft from an image URL.<br>Social image alt text generator<br>Generate concise alt text drafts for Instagram, Pinterest, Bluesky, X, and other social images using platform, topic, and visible-text context.
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