The latest articles on DEV Community by Kaweendra Shehan (@kaweendra_shehan_fd70d5ed). https://dev.to/kaweendra_shehan_fd70d5ed https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F3872325%2Fb43c2588-2fa9-42cb-930d-5992917e1463.png https://dev.to/kaweendra_shehan_fd70d5ed en Kaweendra Shehan Sat, 18 Apr 2026 18:06:41 +0000 https://dev.to/kaweendra_shehan_fd70d5ed/ecosort-smart-waste-sorting-app-for-earth-day-56ci https://dev.to/kaweendra_shehan_fd70d5ed/ecosort-smart-waste-sorting-app-for-earth-day-56ci <p><em>This is a submission for <a href="https://dev.to/challenges/weekend-2026-04-16">Weekend Challenge: Earth Day Edition</a></em></p> <h2> What I Built </h2> <p>EcoSort is a Flutter mobile app that helps users correctly sort waste items into the proper category such as:</p> <ul> <li>Recycle</li> <li>Compost</li> <li>Hazardous</li> <li>General Waste</li> </ul> <p>Many people want to help the environment but often do not know where common waste items belong. EcoSort solves this with a simple and user-friendly experience.</p> <p>Key Features</p> <ol> <li>1. Smart waste sorting guide</li> <li>2. Search waste items</li> <li>Multiple language support</li> <li>Eco tips for daily habits</li> <li>Clean mobile UI</li> </ol> <h2> Demo </h2> <p>APK Download:[<a href="https://github.com/kaweendra12/EcoSort/releases/download/v1.0/EcoSort.v1-0.apk" rel="noopener noreferrer">https://github.com/kaweendra12/EcoSort/releases/download/v1.0/EcoSort.v1-0.apk</a>]</p> <p>Demo Video:[<a href="https://youtube.com/shorts/w27YsBf2nKE?feature=share" rel="noopener noreferrer">https://youtube.com/shorts/w27YsBf2nKE?feature=share</a>]</p> <p>Screenshots:<br> <a href="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2F3yjvs0cgovuuf9qe7sfp.png" class="article-body-image-wrapper"><img src="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2F3yjvs0cgovuuf9qe7sfp.png" alt="Splash" width="437" height="771"></a></p> <p><a href="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2F7u20v0ezlcoeuae211u5.png" class="article-body-image-wrapper"><img src="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2F7u20v0ezlcoeuae211u5.png" alt="Home" width="433" height="772"></a></p> <p><a href="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2F29wtduv41zcn86p5zsgk.png" class="article-body-image-wrapper"><img src="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2F29wtduv41zcn86p5zsgk.png" alt="Sort" width="432" height="771"></a></p> <p><a href="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fea40o1hvlbe9tqi8klb0.png" class="article-body-image-wrapper"><img src="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fea40o1hvlbe9tqi8klb0.png" alt="Impact" width="422" height="770"></a></p> <h2> Code </h2> <p>GitHub Respiratory:[<a href="https://github.com/kaweendra12/EcoSort" rel="noopener noreferrer">https://github.com/kaweendra12/EcoSort</a>]</p> <h2> How I Built It </h2> <p>I build EcoSort using Flutter.</p> <p>Tech Stack:</p> <p>⏺️Flutter<br> ⏺️Dart<br> ⏺️Material Design UI<br> ⏺️Local JSON/ Dart data structures</p> <p>App Structure</p> <p>⏺️Splash Screen<br> ⏺️Language Selection<br> ⏺️Home Screen<br> ⏺️Sorting Screen<br> ⏺️Progress/Tips Screen</p> <p>Interesting Decisions</p> <p>I intentionally kept the MVP focused and polished instead of adding too many unfinished features.</p> <p>I also added multilingual support because environmental education should be accessible to more people globally.</p> <p>Future Improvements<br> ⏺️AI camera waste scanner<br> ⏺️Country-specific recycling rules<br> ⏺️More languages<br> ⏺️Recycling center map<br> ⏺️Quiz model</p> <p>Final Thoughts</p> <p>Small habits create big impact.<br> EcoSort is designed to make proper waste disposal simple, fast and practical for everyday users.</p> <p>Thank you for reading 🙏</p> devchallenge weekendchallenge flutter sustainability