Automatic alt text, filenames and captions for WordPress
ImageSEO is an image optimization stack for WordPress that removes the per-image copywriting job. Once installed it generates alt text, filenames and captions automatically, and delivers optimized images including WebP, so a media library full of blank alt attributes and IMG_4273.jpg filenames becomes described and indexable without anyone writing the text by hand. That matters in two places at once: image search is still a significant share of organic traffic, and AI assistants now read alt text to understand what a page is about before citing it. The plugin has more than 94,000 downloads on WordPress.org and has processed over 17.5 million images. There is a free tier with a monthly image allowance and no credit card required, and paid plans start at 4.99 euros a month, rising through tiers that add larger monthly image quotas, multiple projects, a bulk processing queue and priority support. Every paid plan carries a 14-day money-back guarantee, and plans can be upgraded, downgraded or cancelled at any time.
Generates alt text, filenames and captions for every image automatically
Delivers optimized images including WebP
Bulk processing queue and multiple projects on higher plans
Free tier with a monthly image allowance and no credit card required
Paid plans from 4.99 euros a month with a 14-day money-back guarantee
Documentation, an image SEO guide and a blog alongside the product
WordPress libraries where images have blank alt attributes and filenames like IMG_4273.jpg
Sites that depend on image search for a share of their organic traffic
Pages that need alt text so AI assistants can understand them before citing
Teams that want new uploads described automatically instead of by hand
Large libraries that need a bulk processing queue rather than one-by-one edits
4.8
6 ratings
AI video with native sound, paid per clip. Nothing stored.
A calmer Mac menu bar, one click away.
Enterprise Software. Intelligent Automation. Global Impact.
Comments
10ImageSEO started from a boring problem: WordPress media libraries full of IMG_4273.jpg and empty alt attributes, and nobody willing to write alt text for four thousand images by hand. The plugin does that part automatically, including WebP delivery, so a library becomes described and indexable without a copywriting session. It has passed 94,000 downloads on WordPress.org and 17.5 million images processed. There is a free tier if you want to point it at a real library and see what it produces. Happy to answer questions about how it behaves on large bulk runs.
AI Visibility Directory
Instead of using png, can I use .webp format images to make it load faster?
The emphasis on AI readability is such a smart positioning angle. People forget that AI search tools rely heavily on alt text to contextualize page images for citations. Automating WebP conversions alongside alt text and filenames makes this an all-in-one optimization win. Best of luck with the launch!
A relevant tool worth trying saves alot of time for repetitive tasks of adjusting thinking of what to write.
Airco Kopen at Airco Voor In Huis NL for split airco, mobile air conditioners, installation, and energy-efficient comfort.
Image SEO is often overlooked when managing a large product catalog. Keeping filenames, alt text, and image formats optimized manually can become surprisingly time-consuming. We’ve been looking more closely at this for our own product pages, especially when working with large numbers of product images. Tools like ImageSEO make the process much more manageable, particularly for WordPress sites. For anyone working on product SEO, this is worth exploring: https://www.aircovoorinhuis.nl/
Building PZERO, saving you money - pzero.studio
Fixing a library full of blank alts and IMG_4273.jpg names on upload is the part that actually compounds. If model bills start adding up on the image side, pzero.studio is where we buy leftover capacity
Trading intelligence and analytics for Hyperliquid, built for AI agents via MCP.
Fixing a library full of blank alts and IMG_4273.jpg names on upload is the part that actually compounds. If model bills start adding up on the image side, pzero.studio is where we buy leftover capacity
Zack KI puts AI one keystroke away: select text or files in a supported Windows app, press Alt+1, and ask.
Automating alt text, filenames, captions, and WebP delivery in one WordPress workflow addresses a very visible gap in many media libraries. The free tier without a credit card is a sensible way to let site owners measure the SEO and accessibility impact before choosing a paid quota.
Automating alt text is a genuinely underrated win — descriptive alt text does double duty for accessibility and image SEO, but it's exactly the task most people skip when they have 200+ images in a media library. Bundling filenames and captions into the same pass makes this a real time-saver for content-heavy WordPress sites. One question: how does the auto-generated alt text handle accuracy for niche or technical images, and is there a quick human-review step before they go live?
Dev
ImageSEO solves a genuinely time-consuming WordPress task. Automatically generating descriptive alt text, SEO-friendly filenames and captions can save hours when managing large media libraries. The added WebP optimization is especially valuable for improving page speed, accessibility and image-search visibility within one workflow. Bulk processing and the free trial make it easy to evaluate on an existing website. A practical solution for content teams, agencies and WooCommerce stores managing hundreds of images.