App Extensions

12 articles

We track 12 App Extensions articles from 10 engineering teams. Carousell, Software Mansion and Badoo write about it most. Most posts cover iOS (9), React Native (5) and Android (2). The newest one is from December 2025.

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Recent App Extensions reads from the teams that cover it most.

Expo · Dec 10, 2025

How to implement iOS widgets in Expo apps

Arthur Spalanzani built an affirmations app where the widget IS the product, not a companion feature.
Software Mansion · Dec 13, 2024

Adding React Native to Signal Open Source App: Part 2 (Android)

Mariusz Stanisz from Software Mansion just cracked the Android side of brownfield React Native integration.
Lyft · Dec 11, 2024

Integrating Extensions into Large-Scale iOS apps

Lyft's iOS team built an Apple Maps extension that lets users book rides without leaving Maps.

All App Extensions articles 1–12 of 12

Expo Dec 10, 2025

How to implement iOS widgets in Expo apps

Software Mansion Dec 13, 2024

Adding React Native to Signal Open Source App: Part 2 (Android)

Lyft Dec 11, 2024

Integrating Extensions into Large-Scale iOS apps

Software Mansion Nov 20, 2024

Adding React Native to Signal Open Source App: Part 1 (iOS)

Square Jun 6, 2024

What's New in the Mobile Payments SDK Beta

Kasikornbank Sep 30, 2022

How to Create Dynamic Island and ActivityKit with Flutter

Tokopedia Jan 14, 2021

Tokopedia iOS: Hello 2021, Rewind 2020

Carousell Nov 20, 2020

Building iOS 14 Widgets for Carousell - Part 2

Carousell Oct 30, 2020

Building iOS 14 Widgets for Carousell - Part 1

Signal Jun 9, 2020

Your next upgrade deserves an upgrade

React Native Blog Mar 22, 2018

Building Input Accessory View For React Native

Badoo Apr 24, 2017

Writing a Custom Android Component for React Native

Teams that write about App Extensions

Software Mansion 2

Platforms

iOS (9 on App Extensions) React Native (5 on App Extensions) Android (2 on App Extensions) Flutter (1 on App Extensions)