--- title: Episode 18: Building a Searchable and Filterable Product... description: A step-by-step walkthrough of upgrading a Flutter product catalog from 3 items to 20, adding local image assets, a responsive two-column grid, a live search... canonical: https://daily.dev/posts/episode-18-building-a-searchable-and-filterable-product-grid-in-flutter-eu54rjay6 twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Episode 18: Building a Searchable and Filterable Product Grid in Flutter | daily.dev og:description: A step-by-step walkthrough of upgrading a Flutter product catalog from 3 items to 20, adding local image assets, a responsive two-column grid, a live search... og:url: https://daily.dev/posts/episode-18-building-a-searchable-and-filterable-product-grid-in-flutter-eu54rjay6 og:image: https://api.daily.dev/og/posts/eU54rjay6.png og:image:alt: Episode 18: Building a Searchable and Filterable Product Grid in Flutter og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Episode 18: Building a Searchable and Filterable Product Grid in Flutter **[Medium](https://daily.dev/sources/medium_js)** · 37 min read · 0 upvotes · 0 comments ## Summary A step-by-step walkthrough of upgrading a Flutter product catalog from 3 items to 20, adding local image assets, a responsive two-column grid, a live search field, and interactive category filter chips. The tutorial covers expanding product data, slicing a master image sheet into 20 individual PNGs using Python and Pillow, registering assets in pubspec.yaml, updating the Product model with an imagePath field, and rebuilding the StatefulWidget UI with GridView.builder, LayoutBuilder for responsive column counts, and setState-driven filtering logic. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Episode 19: Opening a Product Detail Page From the Flutter Grid](https://daily.dev/posts/episode-19-opening-a-product-detail-page-from-the-flutter-grid-naw7hhi4f) · Medium · 0 upvotes · 0 comments - [Episode 17: Adding Categories to the Flutter Product Catalog](https://daily.dev/posts/episode-17-adding-categories-to-the-flutter-product-catalog-eg6te6tkd) · Medium · 1 upvotes · 0 comments - [Episode 24: Editing and Deleting Saved Products in Flutter](https://daily.dev/posts/episode-24-editing-and-deleting-saved-products-in-flutter-foq4chiqk) · Medium · 1 upvotes · 0 comments - [Episode 20: Adding Favorites and Bottom Navigation to the Flutter Catalog](https://daily.dev/posts/episode-20-adding-favorites-and-bottom-navigation-to-the-flutter-catalog-gynquujmo) · Medium · 0 upvotes · 0 comments - [How to Build Scalable and Performant Flutter Applications: A Handbook for Devs](https://daily.dev/posts/how-to-build-scalable-and-performant-flutter-applications-a-handbook-for-devs-0kfs42gni) · freeCodeCamp · 7 upvotes · 0 comments --- Tags: [#python](https://daily.dev/tags/python), [#mobile](https://daily.dev/tags/mobile), [#flutter](https://daily.dev/tags/flutter), [#dart](https://daily.dev/tags/dart) [View this post on daily.dev](https://daily.dev/posts/episode-18-building-a-searchable-and-filterable-product-grid-in-flutter-eu54rjay6) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Episode 18: Building a Searchable and Filterable Product Grid in Flutter","url":"https://daily.dev/posts/episode-18-building-a-searchable-and-filterable-product-grid-in-flutter-eu54rjay6","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/episode-18-building-a-searchable-and-filterable-product-grid-in-flutter-eu54rjay6"},"datePublished":"2026-07-22T00:10:48.231Z","dateModified":"2026-07-22T00:12:28.116Z","description":"A step-by-step walkthrough of upgrading a Flutter product catalog from 3 items to 20, adding local image assets, a responsive two-column grid, a live search...","image":"https://media.daily.dev/image/upload/s--P4t4XyoV--/f_auto/v1722860399/public/Placeholder%2001","thumbnailUrl":"https://media.daily.dev/image/upload/s--P4t4XyoV--/f_auto/v1722860399/public/Placeholder%2001","isAccessibleForFree":true,"articleSection":"Medium","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"Medium","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/medium","url":"https://daily.dev/sources/medium_js"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/episode-18-building-a-searchable-and-filterable-product-grid-in-flutter-eu54rjay6","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":0},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"python,mobile,flutter,dart","timeRequired":"PT37M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Medium","item":"https://daily.dev/sources/medium_js"},{"@type":"ListItem","position":3,"name":"Episode 18: Building a Searchable and Filterable Product Grid in Flutter"}]} ```