SparkCore
Knowledge base
Articles about speed, filters, search, multilingual sites, cookies and media on WordPress. For site owners and agencies.
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Everything
Spark Media Optimizer
Spark Speed
Spark Multilingual
Spark Power Filters
Spark Search
Spark Cookie Consent
How Spark Media Optimizer handles your media
From installation to batch run: this is how the plugin integrates into an existing WordPress site.
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WebP vs AVIF: which do you choose on WordPress?
Both are next-gen; Spark combines them with fallbacks for maximum coverage.
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Improve Lighthouse scores through images
Many audits point to size and format as the key issues: that's where Spark's strength lies.
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CDN + compression: double the benefit
A CDN distributes files; smaller files reduce egress and improve TTFB perception.
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Balancing compression and quality
Lossless, glossy, or lossy: Spark supports compression that matches your brand.
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Batch process your entire media library
Thousands of items? Processing runs in phases with progress shown in your dashboard.
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PDF demo: compare page by page
Upload a PDF on Home or SMO, browse through pages and open fullscreen to see the differences.
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Alt text remains important after compression
Smaller files help with speed; alt text and filenames remain your SEO basics.
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First staging, then live
Test compression profiles on staging before running a full library on production.
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Fair use for large media libraries
Our fair-use policy protects responsible use on very large sites and agencies.
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Spark Speed's self-test
Every change is first verified on your own pages before it takes effect.
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Alongside your current cache plugin
Spark Speed detects an active cache plugin and never takes over that cache without permission.
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What the AI actually optimizes
Claude determines per site which scripts can wait and which CSS can be removed, safely tested.
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Improve Core Web Vitals
The elements that directly impact LCP, CLS, and your page load times.
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Safe rollout on your webshop
How the self-test prevents your cart, checkout, and product pages from breaking.
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One source per page
No separate pages per language. Translations live in a layer that never touches your content.
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Hreflang without manual work
Every language automatically gets the correct hreflang tags and its own place in the sitemap.
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Translate in your tone
Your own DeepL or Claude key, translation in your brand voice, no robotic literal translation.
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Webshop in multiple languages
Products, terms and attributes are translated along with everything else, checkout follows your customer's language.
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Queue for large sites
Translations run in the background in a queue, even on a site with many pages.
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WooCommerce search without an external service
Fast WooCommerce search with its own index, no subscription and no data sent to third parties.
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How to improve WordPress search
Live suggestions, typos, synonyms and pins: how visitors find what they are looking for.
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Building WooCommerce product filters in Breakdance
Native Breakdance elements, their own filter index and counts that are always right.
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SEO-friendly filter URLs in WooCommerce
Shareable filter URLs without duplicate pages in Google, plus landing pages that do rank.
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Google Consent Mode v2 in WordPress, explained
What Consent Mode v2 does and how to set it up in WordPress for GA4 and Tag Manager.
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GDPR cookie banner requirements for WordPress
Equal buttons, no trackers in advance and proof of consent: the requirements at a glance.
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