plugins/

Package appinfo describes the running app and device, and where the app may keep files.

Package applemaps shows Apple Maps inside your screen, on iOS.

Package appreview asks for a rating with the system's own prompt.

Package appstate says when the app goes to the background or comes back: to pause something, or refresh what's on screen.

Package audio is the phone's microphone and speaker: one spoken turn at a time, for talking to an assistant.

Package audioplayer plays audio from a URL or from bytes, with pause, seek, volume, speed and looping.

Package audiorecorder records from the microphone to an AAC file, for a voice memo, say.

Package backgroundlocation keeps following the phone after the person leaves your app: a delivery, a run, a trip.

Package backgroundtasks runs Go now and then, with the app closed.

Package badge sets the number on the app's icon.

Package barcode scans QR codes and barcodes with the camera, on a screen of its own.

Package barometer reads the air pressure, and how far the phone has climbed.

Package biometrics confirms it's really them, with Face ID, Touch ID or a fingerprint.

Package bluetooth talks to Bluetooth LE devices: scales, printers, beacons and the like.

Package brightness reads and sets how bright the screen is: up for a boarding pass or a QR code, down for reading in bed.

Package browser opens a web page inside the app, with the system browser's cookies and sign-ins, and a button back.

Package calendar adds an event with the system's own screen, so people see it and choose the calendar before it's saved.

Package calendarevents reads and writes the phone's calendars directly.

Package camera takes a photo, or picks one from the library, using the system's own screens.

Package cameraview puts a live camera inside your screen, with your own buttons over it.

Package cellular describes the phone's mobile network.

Package clipboard copies and pastes text.

Package contacts reads and changes the phone's contacts.

Package device describes the phone the app is running on.

Package dialog shows the platform's own dialogs: alerts, confirmations, action sheets, short toasts, and date and time pickers.

Package filepicker lets someone choose a file with the system's picker.

Package filesystem keeps files for the app.

Package geofencing notices when the phone enters or leaves a place, even while the app is in the background.

Package geolocation says where the phone is.

Package googlemaps shows Google Maps inside your screen.

Package haptics plays the phone's taps and buzzes: the system's own feedback (Impact, Notify, Selection) and patterns of your own (Play) — Core Haptics on iOS, the vibrator's effects on Android.

Package hinge tells a screen about a foldable phone's fold: where it runs, and whether the phone is half open, like a laptop or a tent, so a layout can keep things off the crease.

Package imagemanipulator resizes, crops, rotates and flips pictures, and encodes them again.

Package intentlauncher starts other screens on Android: its settings pages, and other apps' activities.

Package keepawake keeps the screen on, for a till, a recipe or a map.

Package keyboard puts the on-screen keyboard away.

Package lightsensor reads how bright it is around the phone.

Package linking opens URLs in other apps: https in the browser, tel:, mailto:, maps and app links in their apps.

Package livephoto picks Live Photos and plays them inside your screen, on iOS.

Package localization says how the person likes things shown: their languages, region, currency, and date and number formats.

Package localnotifications shows reminders the app schedules on the phone itself, with no server.

Package magnetometer reads the magnetic field around the phone: for a metal detector, say, or a compass of your own.

Package mailcomposer opens the system's screen for writing an email, filled in, for them to check and send.

Package medialibrary saves to and reads from the phone's photos.

Package meshgradient fills a view with a mesh gradient: a grid of points, each with a color, blended smoothly between them.

Package motion reads the accelerometer and gyroscope.

Package navigationbar sets the look of the bar at the bottom of an Android phone, or hides it.

Package network says whether the phone is online, and how.

Package nfc reads NFC tags.

Package oauth signs them in with any OAuth 2 provider: GitHub, Microsoft, Slack, your own.

Package orientation locks the screen to portrait or landscape.

Package pedometer counts steps.

Package printing prints HTML or a PDF with the system's print dialog.

Package purchases sells products and subscriptions through the App Store and Google Play.

Package push receives notifications from your server: APNs on iOS, and Firebase Cloud Messaging on Android.

Package receiveshare puts your app in the share sheet, so people can send it text, links, pictures and files from other apps.

Package scene shows 3D inside your screen.

Package screencapture keeps a screen out of screenshots and recordings: for a card number, say, or a one-time code.

Package screenreader works with VoiceOver and TalkBack: whether one is on, and saying something that changed on its own.

Package securestore keeps small secrets, such as auth tokens, in the platform's secure storage: the Keychain on iOS, an Android Keystore key on Android.

Package share opens the system's share sheet.

Package signin signs them in with Apple or Google, using the phone's own sheet.

Package sms opens the system's screen for writing a text message, filled in, for them to check and send.

Package speech reads text aloud with the phone's own voices.

Package speechrecognition turns speech into text, with the phone's own recognizer.

Package splashscreen keeps the launch screen's color up until your first screen has what it needs, so the app doesn't flash empty.

Package splitview shows a list beside what's open from it when there's room, as on a tablet, and one at a time on a phone: picking from the list pushes the detail onto the screen's Stack.

Package sqlite is a SQLite database on the phone, through Go's own database/sql.

Package statusbar sets the look of the status bar, the strip with the clock.

Package storage is a small key-value store for app data that should survive restarts: settings, drafts, the last-seen screen.

Package symbols draws the platforms' own icon sets: SF Symbols on iOS, and Google's Material Symbols on Android.

Package trackingconsent asks before the app tracks them across other apps and websites, as the App Store requires.

Package video plays video inside your screen, from a URL, with the system's own player.

Package webview embeds a web page in your screen.