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aria-level="2">built_value</span></a><div class="mini-list-item-body"><p class="mini-list-item-description">Value types with builders, Dart classes as enums, and serialization. This library is the runtime dependency. </p></div><div class="mini-list-item-footer"><div class="mini-list-item-publisher"><img class="publisher-badge filter-invert-on-dark" src="/static/hash-v0koh7hq/img/material-icon-verified.svg" alt="verified publisher" width="14" height="14" title="Published by a pub.dev verified publisher"/><a class="publisher-link" href="/publishers/google.dev" data-ga-click-event="landing-flutter-favorites-card-publisher">google.dev</a></div></div></div><div class="mini-list-item"><a class="mini-list-item-title" href="/packages/android_alarm_manager_plus" data-ga-click-event="landing-flutter-favorites-card-title"><span class="mini-list-item-title-text" role="heading" aria-level="2">android_alarm_manager_plus</span></a><div class="mini-list-item-body"><p class="mini-list-item-description">Flutter plugin for accessing the Android AlarmManager service, and running Dart code in the background when alarms fire.</p></div><div class="mini-list-item-footer"><div class="mini-list-item-publisher"><img class="publisher-badge filter-invert-on-dark" src="/static/hash-v0koh7hq/img/material-icon-verified.svg" alt="verified publisher" width="14" height="14" title="Published by a pub.dev verified publisher"/><a class="publisher-link" href="/publishers/fluttercommunity.dev" data-ga-click-event="landing-flutter-favorites-card-publisher">fluttercommunity.dev</a></div></div></div><div class="mini-list-item"><a class="mini-list-item-title" href="/packages/json_serializable" data-ga-click-event="landing-flutter-favorites-card-title"><span class="mini-list-item-title-text" role="heading" aria-level="2">json_serializable</span></a><div class="mini-list-item-body"><p class="mini-list-item-description">Automatically generate code for converting to and from JSON by annotating Dart classes.</p></div><div class="mini-list-item-footer"><div class="mini-list-item-publisher"><img class="publisher-badge filter-invert-on-dark" src="/static/hash-v0koh7hq/img/material-icon-verified.svg" alt="verified publisher" width="14" height="14" title="Published by a pub.dev verified publisher"/><a class="publisher-link" href="/publishers/google.dev" data-ga-click-event="landing-flutter-favorites-card-publisher">google.dev</a></div></div></div><div class="mini-list-item"><a class="mini-list-item-title" href="/packages/infinite_scroll_pagination" data-ga-click-event="landing-flutter-favorites-card-title"><span class="mini-list-item-title-text" role="heading" aria-level="2">infinite_scroll_pagination</span></a><div class="mini-list-item-body"><p class="mini-list-item-description">Lazily load and display pages of items as the user scrolls down your screen.</p></div><div class="mini-list-item-footer"><div class="mini-list-item-publisher"><img class="publisher-badge filter-invert-on-dark" src="/static/hash-v0koh7hq/img/material-icon-verified.svg" alt="verified publisher" width="14" height="14" title="Published by a pub.dev verified publisher"/><a class="publisher-link" href="/publishers/edsonbueno.com" data-ga-click-event="landing-flutter-favorites-card-publisher">edsonbueno.com</a></div></div></div></div><div class="home-block-view-all"><a class="home-block-view-all-link" href="/packages?q=is%3Aflutter-favorite" rel="nofollow" title="Search Flutter Favorites packages" data-ga-click-event="landing-flutter-favorites-view-all">View all</a></div></div></div><div class="home-block home-block-mp"><div class="home-block-image"><img src="/static/hash-v0koh7hq/img/landing-01.webp" alt="" width="351" height="240" loading="lazy" role="presentation"/></div><div class="home-block-content"><h1 class="home-block-title">Most popular packages</h1><p class="home-block-context-info">Some of the most downloaded packages over the past 60 days</p><div class="mini-list"><div class="mini-list-item"><a class="mini-list-item-title" href="/packages/pub_semver" data-ga-click-event="landing-most-popular-card-title"><span class="mini-list-item-title-text" role="heading" aria-level="2">pub_semver</span></a><div class="mini-list-item-body"><p class="mini-list-item-description">Versions and version constraints implementing pub's versioning policy. This is very similar to vanilla semver, with a few corner cases.</p></div><div class="mini-list-item-footer"><div class="mini-list-item-publisher"><img class="publisher-badge filter-invert-on-dark" src="/static/hash-v0koh7hq/img/material-icon-verified.svg" alt="verified publisher" width="14" height="14" title="Published by a pub.dev verified publisher"/><a class="publisher-link" href="/publishers/tools.dart.dev" data-ga-click-event="landing-most-popular-card-publisher">tools.dart.dev</a></div></div></div><div class="mini-list-item"><a class="mini-list-item-title" href="/packages/url_launcher_android" data-ga-click-event="landing-most-popular-card-title"><span class="mini-list-item-title-text" role="heading" aria-level="2">url_launcher_android</span></a><div class="mini-list-item-body"><p class="mini-list-item-description">Android implementation of the url_launcher plugin.</p></div><div class="mini-list-item-footer"><div class="mini-list-item-publisher"><img class="publisher-badge filter-invert-on-dark" src="/static/hash-v0koh7hq/img/material-icon-verified.svg" alt="verified publisher" width="14" height="14" title="Published by a pub.dev verified publisher"/><a class="publisher-link" href="/publishers/flutter.dev" data-ga-click-event="landing-most-popular-card-publisher">flutter.dev</a></div></div></div><div class="mini-list-item"><a class="mini-list-item-title" href="/packages/coverage" data-ga-click-event="landing-most-popular-card-title"><span class="mini-list-item-title-text" role="heading" aria-level="2">coverage</span></a><div class="mini-list-item-body"><p class="mini-list-item-description">Coverage data manipulation and formatting</p></div><div class="mini-list-item-footer"><div class="mini-list-item-publisher"><img class="publisher-badge filter-invert-on-dark" src="/static/hash-v0koh7hq/img/material-icon-verified.svg" alt="verified publisher" width="14" height="14" title="Published by a pub.dev verified publisher"/><a class="publisher-link" href="/publishers/tools.dart.dev" data-ga-click-event="landing-most-popular-card-publisher">tools.dart.dev</a></div></div></div><div class="mini-list-item"><a class="mini-list-item-title" href="/packages/process" data-ga-click-event="landing-most-popular-card-title"><span class="mini-list-item-title-text" role="heading" aria-level="2">process</span></a><div class="mini-list-item-body"><p class="mini-list-item-description">A pluggable, mockable process invocation abstraction for Dart.</p></div><div class="mini-list-item-footer"><div class="mini-list-item-publisher"><img class="publisher-badge filter-invert-on-dark" src="/static/hash-v0koh7hq/img/material-icon-verified.svg" alt="verified publisher" width="14" height="14" title="Published by a pub.dev verified publisher"/><a class="publisher-link" href="/publishers/flutter.dev" data-ga-click-event="landing-most-popular-card-publisher">flutter.dev</a></div></div></div><div class="mini-list-item"><a class="mini-list-item-title" href="/packages/meta" data-ga-click-event="landing-most-popular-card-title"><span class="mini-list-item-title-text" role="heading" aria-level="2">meta</span></a><div class="mini-list-item-body"><p class="mini-list-item-description">Annotations used to express developer intentions that can't otherwise be deduced by statically analyzing source code.</p></div><div class="mini-list-item-footer"><div class="mini-list-item-publisher"><img class="publisher-badge filter-invert-on-dark" src="/static/hash-v0koh7hq/img/material-icon-verified.svg" alt="verified publisher" width="14" height="14" title="Published by a pub.dev verified publisher"/><a class="publisher-link" href="/publishers/dart.dev" data-ga-click-event="landing-most-popular-card-publisher">dart.dev</a></div></div></div><div class="mini-list-item"><a class="mini-list-item-title" href="/packages/web" data-ga-click-event="landing-most-popular-card-title"><span class="mini-list-item-title-text" role="heading" aria-level="2">web</span></a><div class="mini-list-item-body"><p class="mini-list-item-description">Lightweight browser API bindings built around JS interop.</p></div><div class="mini-list-item-footer"><div class="mini-list-item-publisher"><img class="publisher-badge filter-invert-on-dark" src="/static/hash-v0koh7hq/img/material-icon-verified.svg" alt="verified publisher" width="14" height="14" title="Published by a pub.dev verified publisher"/><a class="publisher-link" href="/publishers/dart.dev" data-ga-click-event="landing-most-popular-card-publisher">dart.dev</a></div></div></div></div><div class="home-block-view-all"><a class="home-block-view-all-link" href="/packages?sort=downloads" rel="nofollow" title="Search popular packages" data-ga-click-event="landing-most-popular-view-all">View all</a></div></div></div><div class="home-block home-block-tf"><div class="home-block-content"><h1 class="home-block-title">Top Flutter packages</h1><p class="home-block-context-info">Some of the top packages that extend Flutter with new features</p><div class="mini-list"><div class="mini-list-item"><a class="mini-list-item-title" href="/packages/crypto" data-ga-click-event="landing-top-flutter-card-title"><span class="mini-list-item-title-text" role="heading" aria-level="2">crypto</span></a><div class="mini-list-item-body"><p class="mini-list-item-description">Implementations of SHA, MD5, and HMAC cryptographic functions.</p></div><div class="mini-list-item-footer"><div class="mini-list-item-publisher"><img class="publisher-badge filter-invert-on-dark" src="/static/hash-v0koh7hq/img/material-icon-verified.svg" alt="verified publisher" width="14" height="14" title="Published by a pub.dev verified publisher"/><a class="publisher-link" href="/publishers/dart.dev" data-ga-click-event="landing-top-flutter-card-publisher">dart.dev</a></div></div></div><div class="mini-list-item"><a class="mini-list-item-title" href="/packages/equatable" data-ga-click-event="landing-top-flutter-card-title"><span class="mini-list-item-title-text" role="heading" aria-level="2">equatable</span></a><div class="mini-list-item-body"><p class="mini-list-item-description">A Dart package that helps to implement value based equality without needing to explicitly override == and hashCode.</p></div><div class="mini-list-item-footer"><div class="mini-list-item-publisher"><img class="publisher-badge filter-invert-on-dark" src="/static/hash-v0koh7hq/img/material-icon-verified.svg" alt="verified publisher" width="14" height="14" title="Published by a pub.dev verified publisher"/><a class="publisher-link" href="/publishers/fluttercommunity.dev" data-ga-click-event="landing-top-flutter-card-publisher">fluttercommunity.dev</a></div></div></div><div class="mini-list-item"><a class="mini-list-item-title" href="/packages/gap" data-ga-click-event="landing-top-flutter-card-title"><span class="mini-list-item-title-text" role="heading" aria-level="2">gap</span></a><div class="mini-list-item-body"><p class="mini-list-item-description">Flutter widgets for easily adding gaps inside Flex widgets such as Columns and Rows or scrolling views.</p></div><div class="mini-list-item-footer"></div></div><div class="mini-list-item"><a class="mini-list-item-title" href="/packages/faker" data-ga-click-event="landing-top-flutter-card-title"><span class="mini-list-item-title-text" role="heading" aria-level="2">faker</span></a><div class="mini-list-item-body"><p class="mini-list-item-description">A library for generating fake data. faker is heavily inspired by the Python package faker and, the Ruby package ffaker.</p></div><div class="mini-list-item-footer"></div></div><div class="mini-list-item"><a class="mini-list-item-title" href="/packages/google_mobile_ads" data-ga-click-event="landing-top-flutter-card-title"><span class="mini-list-item-title-text" role="heading" aria-level="2">google_mobile_ads</span></a><div class="mini-list-item-body"><p class="mini-list-item-description">Flutter plugin for Google Mobile Ads, supporting banner, interstitial (full-screen), rewarded and native ads</p></div><div class="mini-list-item-footer"><div class="mini-list-item-publisher"><img class="publisher-badge filter-invert-on-dark" src="/static/hash-v0koh7hq/img/material-icon-verified.svg" alt="verified publisher" width="14" height="14" title="Published by a pub.dev verified publisher"/><a class="publisher-link" href="/publishers/google.dev" data-ga-click-event="landing-top-flutter-card-publisher">google.dev</a></div></div></div><div class="mini-list-item"><a class="mini-list-item-title" href="/packages/just_audio" data-ga-click-event="landing-top-flutter-card-title"><span class="mini-list-item-title-text" role="heading" aria-level="2">just_audio</span></a><div class="mini-list-item-body"><p class="mini-list-item-description">A feature-rich audio player for Flutter. Loop, clip and concatenate any sound from any source (asset/file/URL/stream) in a variety of audio formats with gapless playback.</p></div><div class="mini-list-item-footer"><div class="mini-list-item-publisher"><img class="publisher-badge filter-invert-on-dark" src="/static/hash-v0koh7hq/img/material-icon-verified.svg" alt="verified publisher" width="14" height="14" title="Published by a pub.dev verified publisher"/><a class="publisher-link" href="/publishers/ryanheise.com" data-ga-click-event="landing-top-flutter-card-publisher">ryanheise.com</a></div></div></div></div><div class="home-block-view-all"><a class="home-block-view-all-link" href="/packages?q=sdk%3Aflutter" rel="nofollow" title="Search Flutter packages" data-ga-click-event="landing-top-flutter-view-all">View all</a></div></div><div class="home-block-image"><img src="/static/hash-v0koh7hq/img/landing-02.webp" alt="" width="306" height="240" role="presentation"/></div></div><div class="home-block home-block-td"><div class="home-block-image"><img src="/static/hash-v0koh7hq/img/landing-03.webp" alt="" width="370" height="240" loading="lazy" role="presentation"/></div><div class="home-block-content"><h1 class="home-block-title">Top Dart packages</h1><p class="home-block-context-info">Some of the top packages for any Dart-based app or program</p><div class="mini-list"><div class="mini-list-item"><a class="mini-list-item-title" href="/packages/json_serializable" data-ga-click-event="landing-top-dart-card-title"><span class="mini-list-item-title-text" role="heading" aria-level="2">json_serializable</span></a><div class="mini-list-item-body"><p class="mini-list-item-description">Automatically generate code for converting to and from JSON by annotating Dart classes.</p></div><div class="mini-list-item-footer"><div class="mini-list-item-publisher"><img class="publisher-badge filter-invert-on-dark" src="/static/hash-v0koh7hq/img/material-icon-verified.svg" alt="verified publisher" width="14" height="14" 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