if the library you are trying to use does not exist in another repo, you cannot use it. https://github.com/lizhangqu/CoreProgress/issues/21

yes this does result in some broken plugins. most are fine, and there's nothing we can do about the rest without the author or somebody republishing them elsewhere

this is the build.gradle file // Top-level build file where you can add configuration options common to all sub-projects/modules. buildscript { ext { buildToolsVersion = "29.0.2" minSdkVersion = 24 compileSdkVersion = 29 targetSdkVersion = 29 kotlinVersion = '1.5.0' androidXBrowser = "1.4.0" } repositories { google() mavenCentral() maven { url 'https://jitpack.io' } } dependencies { classpath("com.android.tools.buildG3.5.4") classpath "org.jetbrains.kotlinkotlin gradle plugin$kotlinVersion" classpath 'com.google.gmsgoogle services4.3.13' classpath 'com.google.firebasefirebase crashlytics gradle2.9.2' // NOTE: Do not place your application dependencies here; they belong // in the individual module build.gradle files } } def REACT_NATIVE_VERSION = new File(['node', '--print',"JSON.parse(require('fs').readFileSync(require.resolve('react-native/package.json'), 'utf-8')).version"].execute(null, rootDir).text.trim()) allprojects { configurations.all { resolutionStrategy { // Remove this override in 0.65+, as a proper fix is included in react-native itself. force "com.facebook.reactreact native" + REACT_NATIVE_VERSION } } repositories { mavenCentral() mavenLocal() maven { // All of React Native (JS, Obj-C sources, Android binaries) is installed from npm url("$rootDir/../node_modules/react-native/android") } maven { // Android JSC is installed from npm url("$rootDir/../node_modules/jsc-android/dist") } google() jcenter() maven { url 'https://www.jitpack.io' } } configurations.all { resolutionStrategy { // Remove this override in 0.65+, as a proper fix is included in react-native itself. force "com.facebook.reactreact native" + REACT_NATIVE_VERSION } } }