
Sell by Measure
Sell by weight
Decimal quantities like 1.25 kg, quick amounts, length × width and exact decimal stock, with the block checkout.
$39
Platforms
CS-CartAdd-ons and themes for CS-Cart and Multi-Vendor
OpenCartExtensions and themes for OpenCart 4 and 3Stores
For WooCommerce 10.1 – 11.2 · WordPress 6.7+
Sell by weight or length, find parts by vehicle, personalize products and send EN 16931 e-invoices from WooCommerce. HPOS and block checkout ready, with one price per store and no subscription.

WooCommerce
One page per plugin: the problem it solves, the options, how it works and real screenshots.

Sell by Measure
Decimal quantities like 1.25 kg, quick amounts, length × width and exact decimal stock, with the block checkout.
$39

EU E-Invoicing
XRechnung, ZUGFeRD/Factur-X and Peppol BIS 3.0 from every order, created on your own server.
$79

Make an Offer
A Make an offer dialog with counter-offers and hidden rules; the agreed price is enforced only in that shopper’s cart.
$49

Vehicle Fitment & YMM Search
Year, make and model search, My Garage, a fit badge on every product and CSV import for large fitment files.
$49

Product Personalizer
Names, dates and monograms previewed on the product image, with server-checked fees and the block checkout.
$59

Axle: Auto Parts Theme
A classic, conversion-first block theme for parts stores, with a garage finder, a fit check on every product and four styles.
$69

Hearth: Home & Furniture Theme
A warm, photo-led block theme for furniture and homeware, with shop by room tiles, filters and four styles.
$69

Pantry: Grocery & Food Store Theme
A fresh, friendly block theme for food stores, with aisle tiles, unit prices and styled sell-by-weight support.
$69

Volt: Electronics & Gadgets Deal Theme
A deal-first block theme for gadget stores, with spec chips, a saving pill, countdowns and four styles.
$69

Gloss: Beauty & Cosmetics Theme
A brand-led block theme for beauty stores, with Brands A-Z, shade swatches, unit prices and a routine builder.
$69

Atelier: Fashion & Apparel Theme
A block theme that reads like a printed lookbook, with shop the look, colour swatches, size chips and a fit scale.
$69

Mono: Jewellery & Watch Store Theme
A block theme built like a lit vitrine, with a mega menu, hallmark stamps, metal swatches, ring-size chips and a ring size guide.
$79

Kite: Toys & Baby Store Theme
A parent-friendly block theme for toy and baby stores, with shop by age, a gift finder and safety shields.
$69
WooCommerce
Complete storefront looks with presets and demo content. Prices are one-time, in USD, per store.

A classic, conversion-first block theme for parts stores, with a garage finder, a fit check on every product and four styles.

A warm, photo-led block theme for furniture and homeware, with shop by room tiles, filters and four styles.

A fresh, friendly block theme for food stores, with aisle tiles, unit prices and styled sell-by-weight support.

A deal-first block theme for gadget stores, with spec chips, a saving pill, countdowns and four styles.

A brand-led block theme for beauty stores, with Brands A-Z, shade swatches, unit prices and a routine builder.

A block theme that reads like a printed lookbook, with shop the look, colour swatches, size chips and a fit scale.

A block theme built like a lit vitrine, with a mega menu, hallmark stamps, metal swatches, ring-size chips and a ring size guide.

A parent-friendly block theme for toy and baby stores, with shop by age, a gift finder and safety shields.
WooCommerce
A theme or a set of extensions at one price, with one update and support period for everything. One-time prices in USD, per store.
Save 23%
Includes: Axle: Auto Parts Theme + Vehicle Fitment & YMM Search + Make an Offer
Save 24%
Includes: Hearth: Home & Furniture Theme + Sell by Measure + Make an Offer
Save 27%
Includes: Pantry: Grocery & Food Store Theme + Sell by Measure
Save 31%
Includes: Volt: Electronics & Gadgets Deal Theme + Make an Offer + Sell by Measure
Save 29%
Includes: Gloss: Beauty & Cosmetics Theme + Product Personalizer + Sell by Measure
Save 33%
Includes: Kite: Toys & Baby Store Theme + Product Personalizer + Make an Offer
Save 33%
Includes: Atelier: Fashion & Apparel Theme + Product Personalizer + Make an Offer
Save 33%
Includes: Sell by Measure + Make an Offer + Product Personalizer
Save 35%
Includes: Vehicle Fitment & YMM Search + Make an Offer + Sell by Measure
Save 39%
Includes: Sell by Measure + Make an Offer + EU E-Invoicing + Product Personalizer + Vehicle Fitment & YMM Search
WooCommerce
Prices are one-time, in USD, per WooCommerce store.
Tested on WooCommerce 10.1 – 11.2. The plugins support High-Performance Order Storage (HPOS) and the Cart and Checkout blocks.
Plain WordPress plugins that use WooCommerce’s own hooks and APIs, with no template overrides.
Every plugin page shows real screenshots and the full documentation, and every order has a 30-day refund.
Pay once per store. 12 months of updates and support are included; after that the plugin keeps working, and renewal is optional at 50%.
Guides
Guide
How five platforms handle 1.25 kg or 2.5 m, the usual workarounds and what to check before you choose.
Read the guideGuide
XRechnung, ZUGFeRD/Factur-X and Peppol BIS 3.0 explained, with the DE, FR and BE timelines and a store checklist.
Read the guideGuide
Hidden minimums, auto-accept and auto-decline thresholds, deadlines and limits that keep offers profitable.
Read the guideGuide
One row per product and vehicle, year ranges, submodel and engine, universal parts and the errors to avoid.
Read the guideFAQ
WooCommerce 10.1 up to 11.2 on WordPress 6.7 or newer, with PHP 7.4 to 8.3. Each product page lists its tested range.
No. You pay once per WooCommerce store. 12 months of updates and support are included, and you can choose 24 or 36 months at checkout.
No. It runs only from your WordPress admin, once a day. Storefront requests never wait for it, and development sites such as localhost always work.
Yes. Sell by Measure, EU E-Invoicing and Product Personalizer support the Cart and Checkout blocks and the classic checkout; Vehicle Fitment works with block and classic themes.
Yes. Ask within 30 days of your first purchase of a plugin, from your account or by ticket.
Product pages on the store have screenshots, the full documentation and the changelog.
Kavio Labs
The same standards, the same support desk and one licence portal on every platform we build for.