Open-source software
The app and our website are built on open-source software. Thank you to everyone who works on it.
License texts
Every project’s license in full, with its copyright notices.
-
All license texts
One project after another. Open
Libraries by license
This list is built automatically from all libraries in the app and on our website, including their dependencies and the native iOS and Android libraries, sorted by license. Parts of iOS and Android belong to the operating system and are under Apple’s and Google’s terms.
(BSD-3-Clause OR GPL-2.0)
(MIT OR CC0-1.0)
0BSD
Android Software Development Kit License
com.android.billingclient:billing, com.android.installreferrer:installreferrer, com.google.android.gms:play-services-auth, com.google.android.gms:play-services-auth-api-phone, com.google.android.gms:play-services-auth-base, com.google.android.gms:play-services-base, com.google.android.gms:play-services-basement, com.google.android.gms:play-services-cloud-messaging, com.google.android.gms:play-services-fido, com.google.android.gms:play-services-location, com.google.android.gms:play-services-places-placereport, com.google.android.gms:play-services-stats, com.google.android.gms:play-services-tasks, com.google.android.odml:image, com.google.firebase:firebase-iid-interop, com.google.firebase:firebase-measurement-connector
Apache-2.0
@expo-google-fonts/material-symbols, @opentelemetry/api, androidx.activity:activity, androidx.activity:activity-compose, androidx.activity:activity-ktx, androidx.annotation:annotation, androidx.annotation:annotation-experimental, androidx.appcompat:appcompat, androidx.appcompat:appcompat-resources, androidx.arch.core:core-common, androidx.arch.core:core-runtime, androidx.autofill:autofill, androidx.biometric:biometric, androidx.browser:browser, androidx.camera.featurecombinationquery:featurecombinationquery, androidx.camera.viewfinder:viewfinder-core, androidx.camera:camera-camera2, androidx.camera:camera-camera2-pipe, androidx.camera:camera-core, androidx.camera:camera-extensions, androidx.camera:camera-lifecycle, androidx.camera:camera-mlkit-vision, androidx.camera:camera-video, androidx.camera:camera-view, androidx.cardview:cardview, androidx.collection:collection, androidx.collection:collection-ktx, androidx.compose.animation:animation, androidx.compose.animation:animation-core, androidx.compose.foundation:foundation, androidx.compose.foundation:foundation-layout, androidx.compose.material3:material3, androidx.compose.material:material-ripple, androidx.compose.runtime:runtime, androidx.compose.runtime:runtime-annotation, androidx.compose.runtime:runtime-retain, androidx.compose.runtime:runtime-saveable, androidx.compose.ui:ui, androidx.compose.ui:ui-geometry, androidx.compose.ui:ui-graphics, androidx.compose.ui:ui-text, androidx.compose.ui:ui-unit, androidx.compose.ui:ui-util, androidx.concurrent:concurrent-futures, androidx.concurrent:concurrent-futures-ktx, androidx.constraintlayout:constraintlayout, androidx.constraintlayout:constraintlayout-core, androidx.coordinatorlayout:coordinatorlayout, androidx.core:core, androidx.core:core-backported-fixes, androidx.core:core-ktx, androidx.core:core-splashscreen, androidx.core:core-viewtree, androidx.cursoradapter:cursoradapter, androidx.customview:customview, androidx.customview:customview-poolingcontainer, androidx.databinding:viewbinding, androidx.datastore:datastore, androidx.datastore:datastore-core, androidx.datastore:datastore-core-okio, androidx.datastore:datastore-preferences, androidx.datastore:datastore-preferences-core, androidx.datastore:datastore-preferences-proto, androidx.documentfile:documentfile, androidx.drawerlayout:drawerlayout, androidx.dynamicanimation:dynamicanimation, androidx.emoji2:emoji2, androidx.emoji2:emoji2-views-helper, androidx.exifinterface:exifinterface, androidx.fragment:fragment, androidx.fragment:fragment-ktx, androidx.graphics:graphics-path, androidx.graphics:graphics-shapes, androidx.health.connect:connect-client, androidx.health.connect:connect-client-proto, androidx.interpolator:interpolator, androidx.legacy:legacy-support-core-utils, androidx.lifecycle:lifecycle-common, androidx.lifecycle:lifecycle-common-java8, androidx.lifecycle:lifecycle-livedata, androidx.lifecycle:lifecycle-livedata-core, androidx.lifecycle:lifecycle-livedata-core-ktx, androidx.lifecycle:lifecycle-process, androidx.lifecycle:lifecycle-runtime, androidx.lifecycle:lifecycle-runtime-compose, androidx.lifecycle:lifecycle-runtime-ktx, androidx.lifecycle:lifecycle-service, androidx.lifecycle:lifecycle-viewmodel, androidx.lifecycle:lifecycle-viewmodel-ktx, androidx.lifecycle:lifecycle-viewmodel-savedstate, androidx.loader:loader, androidx.localbroadcastmanager:localbroadcastmanager, androidx.media3:media3-common, androidx.media3:media3-container, androidx.media3:media3-muxer, androidx.print:print, androidx.profileinstaller:profileinstaller, androidx.recyclerview:recyclerview, androidx.resourceinspection:resourceinspection-annotation, androidx.room:room-common, androidx.room:room-ktx, androidx.room:room-runtime, androidx.savedstate:savedstate, androidx.savedstate:savedstate-compose, androidx.savedstate:savedstate-ktx, androidx.sqlite:sqlite, androidx.sqlite:sqlite-framework, androidx.startup:startup-runtime, androidx.swiperefreshlayout:swiperefreshlayout, androidx.tracing:tracing, androidx.tracing:tracing-ktx, androidx.transition:transition, androidx.transition:transition-ktx, androidx.vectordrawable:vectordrawable, androidx.vectordrawable:vectordrawable-animated, androidx.versionedparcelable:versionedparcelable, androidx.viewpager2:viewpager2, androidx.viewpager:viewpager, androidx.window:window, androidx.window:window-core, androidx.work:work-runtime, androidx.work:work-runtime-ktx, AppAuth, AppCheckCore, baseline-browser-mapping, bser, chrome-launcher, chromium-edge-launcher, com.facebook.fbjni:fbjni, com.facebook.soloader:annotation, com.facebook.soloader:nativeloader, com.facebook.soloader:soloader, com.github.bumptech.glide:annotations, com.github.bumptech.glide:disklrucache, com.github.bumptech.glide:gifdecoder, com.github.bumptech.glide:glide, com.github.Dimezis:BlurView, com.google.android.datatransport:transport-api, com.google.android.datatransport:transport-backend-cct, com.google.android.datatransport:transport-runtime, com.google.android.material:material, com.google.auto.value:auto-value-annotations, com.google.code.findbugs:jsr305, com.google.code.gson:gson, com.google.dagger:dagger, com.google.errorprone:error_prone_annotations, com.google.firebase:firebase-annotations, com.google.firebase:firebase-common, com.google.firebase:firebase-components, com.google.firebase:firebase-datatransport, com.google.firebase:firebase-encoders, com.google.firebase:firebase-encoders-json, com.google.firebase:firebase-encoders-proto, com.google.firebase:firebase-installations, com.google.firebase:firebase-installations-interop, com.google.firebase:firebase-messaging, com.google.guava:failureaccess, com.google.guava:guava, com.google.guava:listenablefuture, com.google.j2objc:j2objc-annotations, com.squareup.okhttp3:okhttp, com.squareup.okhttp3:okhttp-urlconnection, com.squareup.okio:okio, com.squareup.zstd:zstd-kmp, com.squareup.zstd:zstd-kmp-okio, com.vanniktech:android-image-cropper, commons-codec:commons-codec, commons-io:commons-io, detect-libc, exponential-backoff, fb-watchman, GoogleSignIn, GoogleUtilities, GTMAppAuth, GTMSessionFetcher, heroui-native, jakarta.inject:jakarta.inject-api, javax.inject:javax.inject, lighthouse-logger, marky, me.leolin:ShortcutBadger, openai, org.jetbrains.kotlin:kotlin-android-extensions-runtime, org.jetbrains.kotlin:kotlin-annotations-jvm, org.jetbrains.kotlin:kotlin-bom, org.jetbrains.kotlin:kotlin-parcelize-runtime, org.jetbrains.kotlin:kotlin-reflect, org.jetbrains.kotlin:kotlin-stdlib, org.jetbrains.kotlin:kotlin-stdlib-jdk7, org.jetbrains.kotlin:kotlin-stdlib-jdk8, org.jetbrains.kotlinx:atomicfu, org.jetbrains.kotlinx:kotlinx-coroutines-android, org.jetbrains.kotlinx:kotlinx-coroutines-bom, org.jetbrains.kotlinx:kotlinx-coroutines-core, org.jetbrains.kotlinx:kotlinx-coroutines-guava, org.jetbrains.kotlinx:kotlinx-coroutines-play-services, org.jetbrains.kotlinx:kotlinx-serialization-bom, org.jetbrains.kotlinx:kotlinx-serialization-core, org.jetbrains:annotations, org.jspecify:jspecify, PromisesObjC, PromisesSwift, RecaptchaInterop, walker, xcode, ZXingObjC
BSD License
BSD-2-Clause
com.github.bumptech.glide:annotations, com.github.bumptech.glide:disklrucache, com.github.bumptech.glide:gifdecoder, com.github.bumptech.glide:glide, css-select, css-what, domelementtype, domhandler, domutils, entities, fontfaceobserver, nth-check, regjsparser, terser, webidl-conversions
BSD-3-Clause
@react-native/debugger-frontend, androidx.camera:camera-core, androidx.datastore:datastore-preferences-external-protobuf, androidx.health.connect:connect-client-external-protobuf, com.google.protobuf:protobuf-javalite, hoist-non-react-statics, hyphenate-style-name, makeerror, rtl-detect, source-map, source-map-js, tmpl
BlueOak-1.0.0
glob, lru-cache, minimatch, minipass, path-scurry, sax
CC-BY-4.0
CC0-1.0
FSL-1.1-MIT
ISC
@isaacs/ttlcache, @ungap/structured-clone, boolbase, cliui, electron-to-chromium, get-caller-file, graceful-fs, hosted-git-info, inherits, isexe, lru-cache, lucide-react-native, npm-package-arg, picocolors, proc-log, semver, setprototypeof, signal-exit, validate-npm-package-name, which, y18n, yallist, yaml, yargs-parser
MIT
@babel/code-frame, @babel/compat-data, @babel/core, @babel/generator, @babel/helper-annotate-as-pure, @babel/helper-compilation-targets, @babel/helper-create-class-features-plugin, @babel/helper-create-regexp-features-plugin, @babel/helper-define-polyfill-provider, @babel/helper-globals, @babel/helper-member-expression-to-functions, @babel/helper-module-imports, @babel/helper-module-transforms, @babel/helper-optimise-call-expression, @babel/helper-plugin-utils, @babel/helper-remap-async-to-generator, @babel/helper-replace-supers, @babel/helper-skip-transparent-expression-wrappers, @babel/helper-string-parser, @babel/helper-validator-identifier, @babel/helper-validator-option, @babel/helper-wrap-function, @babel/helpers, @babel/parser, @babel/plugin-proposal-decorators, @babel/plugin-proposal-export-default-from, @babel/plugin-syntax-decorators, @babel/plugin-syntax-dynamic-import, @babel/plugin-syntax-export-default-from, @babel/plugin-syntax-flow, @babel/plugin-syntax-jsx, @babel/plugin-syntax-nullish-coalescing-operator, @babel/plugin-syntax-optional-chaining, @babel/plugin-syntax-typescript, @babel/plugin-transform-arrow-functions, @babel/plugin-transform-async-generator-functions, @babel/plugin-transform-async-to-generator, @babel/plugin-transform-block-scoping, @babel/plugin-transform-class-properties, @babel/plugin-transform-class-static-block, @babel/plugin-transform-classes, @babel/plugin-transform-destructuring, @babel/plugin-transform-export-namespace-from, @babel/plugin-transform-flow-strip-types, @babel/plugin-transform-for-of, @babel/plugin-transform-logical-assignment-operators, @babel/plugin-transform-modules-commonjs, @babel/plugin-transform-named-capturing-groups-regex, @babel/plugin-transform-nullish-coalescing-operator, @babel/plugin-transform-object-rest-spread, @babel/plugin-transform-optional-catch-binding, @babel/plugin-transform-optional-chaining, @babel/plugin-transform-parameters, @babel/plugin-transform-private-methods, @babel/plugin-transform-private-property-in-object, @babel/plugin-transform-react-display-name, @babel/plugin-transform-react-jsx, @babel/plugin-transform-react-jsx-development, @babel/plugin-transform-react-jsx-self, @babel/plugin-transform-react-jsx-source, @babel/plugin-transform-react-pure-annotations, @babel/plugin-transform-regenerator, @babel/plugin-transform-runtime, @babel/plugin-transform-shorthand-properties, @babel/plugin-transform-template-literals, @babel/plugin-transform-typescript, @babel/plugin-transform-unicode-regex, @babel/preset-typescript, @babel/runtime, @babel/template, @babel/traverse, @babel/types, @better-auth/core, @better-auth/drizzle-adapter, @better-auth/expo, @better-auth/kysely-adapter, @better-auth/memory-adapter, @better-auth/mongo-adapter, @better-auth/prisma-adapter, @better-auth/telemetry, @better-auth/utils, @better-fetch/fetch, @egjs/hammerjs, @expo-google-fonts/material-symbols, @expo/cli, @expo/code-signing-certificates, @expo/config, @expo/config-plugins, @expo/config-types, @expo/devcert, @expo/devtools, @expo/dom-webview, @expo/env, @expo/expo-modules-macros-plugin, @expo/fingerprint, @expo/image-utils, @expo/inline-modules, @expo/json-file, @expo/local-build-cache-provider, @expo/log-box, @expo/metro, @expo/metro-config, @expo/metro-file-map, @expo/metro-runtime, @expo/osascript, @expo/package-manager, @expo/plist, @expo/prebuild-config, @expo/require-utils, @expo/router-server, @expo/schema-utils, @expo/sdk-runtime-versions, @expo/spawn-async, @expo/sudo-prompt, @expo/ui, @expo/ws-tunnel, @expo/xcpretty, @hookform/resolvers, @jest/schemas, @jest/types, @jridgewell/gen-mapping, @jridgewell/remapping, @jridgewell/resolve-uri, @jridgewell/source-map, @jridgewell/sourcemap-codec, @jridgewell/trace-mapping, @kingstinct/react-native-healthkit, @noble/ciphers, @noble/hashes, @radix-ui/primitive, @radix-ui/react-collection, @radix-ui/react-compose-refs, @radix-ui/react-context, @radix-ui/react-dialog, @radix-ui/react-direction, @radix-ui/react-dismissable-layer, @radix-ui/react-focus-guards, @radix-ui/react-focus-scope, @radix-ui/react-id, @radix-ui/react-portal, @radix-ui/react-presence, @radix-ui/react-primitive, @radix-ui/react-roving-focus, @radix-ui/react-slot, @radix-ui/react-tabs, @radix-ui/react-use-callback-ref, @radix-ui/react-use-controllable-state, @radix-ui/react-use-effect-event, @radix-ui/react-use-is-hydrated, @radix-ui/react-use-layout-effect, @react-native-async-storage/async-storage, @react-native-google-signin/google-signin, @react-native-healthkit/core, @react-native-masked-view/masked-view, @react-native/assets-registry, @react-native/babel-plugin-codegen, @react-native/babel-preset, @react-native/codegen, @react-native/community-cli-plugin, @react-native/debugger-shell, @react-native/dev-middleware, @react-native/gradle-plugin, @react-native/js-polyfills, @react-native/metro-babel-transformer, @react-native/metro-config, @react-native/normalize-colors, @react-native/virtualized-lists, @sentry-internal/browser-utils, @sentry-internal/feedback, @sentry-internal/replay, @sentry-internal/replay-canvas, @sentry/babel-plugin-component-annotate, @sentry/browser, @sentry/cloudflare, @sentry/conventions, @sentry/core, @sentry/opentelemetry, @sentry/react, @sentry/react-native, @sentry/server-utils, @sentry/types, @sinclair/typebox, @standard-schema/spec, @standard-schema/utils, @tailwindcss/node, @tailwindcss/oxide, @types/emscripten, @types/hammerjs, @types/istanbul-lib-coverage, @types/istanbul-lib-report, @types/istanbul-reports, @types/node, @types/react, @types/react-test-renderer, @types/yargs, @types/yargs-parser, @xmldom/xmldom, abort-controller, accepts, acorn, agent-base, agent-cli-detector, anser, ansi-escapes, ansi-regex, ansi-styles, arg, aria-hidden, asap, await-lock, babel-plugin-polyfill-corejs2, babel-plugin-polyfill-corejs3, babel-plugin-polyfill-regenerator, babel-plugin-react-compiler, babel-plugin-react-native-web, babel-plugin-syntax-hermes-parser, babel-plugin-transform-flow-enums, babel-preset-expo, badgin, balanced-match, barcode-detector, base64-js, better-auth, better-call, bplist-creator, bplist-parser, brace-expansion, braces, browserslist, buffer-from, bytes, camelcase, chalk, ci-info, cli-cursor, cli-spinners, client-only, clone, color, color-convert, color-name, color-string, com.facebook.fresco:animated-base, com.facebook.fresco:animated-drawable, com.facebook.fresco:animated-gif, com.facebook.fresco:drawee, com.facebook.fresco:fbcore, com.facebook.fresco:fresco, com.facebook.fresco:imagepipeline, com.facebook.fresco:imagepipeline-base, com.facebook.fresco:imagepipeline-native, com.facebook.fresco:imagepipeline-okhttp3, com.facebook.fresco:memory-type-ashmem, com.facebook.fresco:memory-type-java, com.facebook.fresco:memory-type-native, com.facebook.fresco:middleware, com.facebook.fresco:nativeimagefilters, com.facebook.fresco:nativeimagetranscoder, com.facebook.fresco:soloader, com.facebook.fresco:ui-common, com.facebook.fresco:ui-core, com.facebook.fresco:urimod, com.facebook.fresco:vito-options, com.facebook.fresco:vito-renderer, com.facebook.fresco:vito-source, com.facebook.fresco:webpsupport, com.facebook.infer.annotation:infer-annotation, com.facebook.yoga:proguard-annotations, commander, compressible, compression, connect, content-type, convert-source-map, core-js-compat, cross-fetch, cross-spawn, css-in-js-utils, css-tree, csstype, culori, debug, decode-uri-component, deepmerge, defaults, defu, depd, destroy, detect-node-es, dnssd-advertise, dom-serializer, ee-first, emoji-regex, encodeurl, enhanced-resolve, error-stack-parser, es-errors, escalade, escape-html, escape-string-regexp, etag, event-target-shim, expo, expo-apple-authentication, expo-application, expo-asset, expo-background-task, expo-blur, expo-build-properties, expo-camera, expo-constants, expo-crypto, expo-file-system, expo-font, expo-glass-effect, expo-iap, expo-image-loader, expo-image-manipulator, expo-image-picker, expo-keep-awake, expo-linking, expo-localization, expo-modules-autolinking, expo-modules-core, expo-modules-jsi, expo-network, expo-notifications, expo-router, expo-secure-store, expo-server, expo-speech-recognition, expo-splash-screen, expo-sqlite, expo-status-bar, expo-symbols, expo-task-manager, expo-web-browser, expo.modules.asset:expo.modules.asset, expo.modules.router:expo.modules.router, expo.modules.ui:expo.modules.ui, expo.modules.webview:expo.modules.webview, fast-deep-equal, fb-dotslash, fbjs, fbjs-css-vars, fdir, fetch-nodeshim, fill-range, filter-obj, finalhandler, flow-enums-runtime, fresh, function-bind, gensync, get-nonce, getenv, has-flag, hasown, hermes-compiler, hermes-estree, hermes-parser, host.exp.exponent:expo.modules.application, host.exp.exponent:expo.modules.backgroundtask, host.exp.exponent:expo.modules.blur, host.exp.exponent:expo.modules.crypto, host.exp.exponent:expo.modules.filesystem, host.exp.exponent:expo.modules.font, host.exp.exponent:expo.modules.imageloader, host.exp.exponent:expo.modules.imagemanipulator, host.exp.exponent:expo.modules.imagepicker, host.exp.exponent:expo.modules.keepawake, host.exp.exponent:expo.modules.linking, host.exp.exponent:expo.modules.localization, host.exp.exponent:expo.modules.network, host.exp.exponent:expo.modules.notifications, host.exp.exponent:expo.modules.securestore, host.exp.exponent:expo.modules.splashscreen, host.exp.exponent:expo.modules.sqlite, host.exp.exponent:expo.modules.statusbar, host.exp.exponent:expo.modules.taskmanager, host.exp.exponent:expo.modules.webbrowser, host.exp.exponent:org.unimodules.apploader, http-errors, https-proxy-agent, ignore, inline-style-prefixer, invariant, io.github.hyochan.openiap:openiap-core, io.github.hyochan.openiap:openiap-google, io.github.lukmccall.pika:pika-api, io.sentry:sentry, io.sentry:sentry-android, io.sentry:sentry-android-core, io.sentry:sentry-android-ndk, io.sentry:sentry-android-replay, io.sentry:sentry-native-ndk, is-arrayish, is-core-module, is-docker, is-fullwidth-code-point, is-number, is-plain-obj, is-wsl, jest-get-type, jest-util, jest-validate, jest-worker, jimp-compact, jiti, jose, js-tokens, js-yaml, jsesc, json5, kleur, kysely, lan-network, leven, lodash.debounce, lodash.throttle, log-symbols, loose-envify, magic-string, memoize-one, merge-options, merge-stream, metro, metro-babel-transformer, metro-cache, metro-cache-key, metro-config, metro-core, metro-file-map, metro-minify-terser, metro-resolver, metro-runtime, metro-source-map, metro-symbolicate, metro-transform-plugins, metro-transform-worker, micromatch, mime, mime-db, mime-types, mimic-fn, mkdirp, ms, multitars, nanoid, nanostores, negotiator, node-fetch, node-int64, node-releases, nullthrows, ob1, object-assign, on-finished, on-headers, onetime, open, openiap, ora, org.brotli:dec, org.checkerframework:checker-qual, parse-png, parseurl, path-key, path-parse, picomatch, plist, pngjs, postcss, postcss-value-parser, pretty-format, progress, promise, prompts, proxy-from-env, query-string, range-parser, react, react-devtools-core, react-dom, react-fast-compare, react-freeze, react-hook-form, react-is, react-native, react-native-drawer-layout, react-native-gesture-handler, react-native-health-connect, react-native-is-edge-to-edge, react-native-nitro-modules, react-native-reanimated, react-native-safe-area-context, react-native-screens, react-native-svg, react-native-web, react-native-worklets, react-refresh, react-remove-scroll, react-remove-scroll-bar, react-style-singleton, regenerate, regenerate-unicode-properties, regenerator-runtime, regexpu-core, regjsgen, require-directory, resolve, resolve-from, resolve-workspace-root, restore-cursor, rou3, safe-buffer, sandbox-cli-detector, scheduler, send, Sentry, serialize-error, serve-static, server-only, set-cookie-parser, setimmediate, sf-symbols-typescript, shallowequal, shebang-command, shebang-regex, shell-quote, simple-plist, simple-swizzle, sisteransi, slugify, source-map-support, split-on-first, stackframe, stacktrace-parser, standard-navigation, statuses, strict-uri-encode, string-width, strip-ansi, structured-headers, styleq, supports-color, supports-hyperlinks, supports-preserve-symlinks-flag, tagged-tag, tailwind-merge, tailwind-variants, tailwindcss, tapable, terminal-link, throat, tinyglobby, to-regex-range, toidentifier, toqr, tr46, type-fest, ua-parser-js, undici-types, unicode-canonical-property-names-ecmascript, unicode-match-property-ecmascript, unicode-match-property-value-ecmascript, unicode-property-aliases-ecmascript, unimodules-app-loader, uniwind, unpipe, update-browserslist-db, use-callback-ref, use-latest-callback, use-sidecar, utils-merge, uuid, vary, vaul, vlq, warn-once, wcwidth, whatwg-fetch, whatwg-url, whatwg-url-minimum, wrap-ansi, ws, xml2js, xmlbuilder, yargs, zod, zxing-wasm
ML Kit Terms of Service
com.google.android.gms:play-services-code-scanner, com.google.android.gms:play-services-mlkit-barcode-scanning, com.google.mlkit:barcode-scanning, com.google.mlkit:barcode-scanning-common, com.google.mlkit:common, com.google.mlkit:vision-common, com.google.mlkit:vision-interfaces
MPL-2.0
OFL-1.1
@fontsource-variable/dm-sans, @fontsource-variable/manrope
Play Core Software Development Kit Terms of Service
com.google.android.play:core-common
Play Integrity API Terms of Service
com.google.android.play:integrity