diff --git a/README.md b/README.md
index f9429cd0..f320463a 100644
--- a/README.md
+++ b/README.md
@@ -17,33 +17,124 @@
 ![badge][badge-windows]
 [![Hits](https://hits.seeyoufarm.com/api/count/incr/badge.svg?url=https%3A%2F%2Fgithub.com%2Fhoc081098%2FFlowExt&count_bg=%2379C83D&title_bg=%23555555&icon=kotlin.svg&icon_color=%23E7E7E7&title=hits&edge_flat=false)](https://hits.seeyoufarm.com)
 
-Kotlinx Coroutines Flow Extensions.
-Extensions to the Kotlin Flow library.
-Kotlin Flow extensions.
+Kotlinx Coroutines Flow Extensions. Extensions to the Kotlin Flow library. Kotlin Flow extensions. Multiplatform Kotlinx
+Coroutines Flow Extensions. Multiplatform Extensions to the Kotlin Flow library. Multiplatform Kotlin Flow extensions.
+RxJS Kotlin Coroutines Flow. RxSwift Kotlin Coroutines Flow. RxJava Kotlin Coroutines Flow. RxJS Kotlin Flow. RxSwift
+Kotlin Flow. RxJava Kotlin Flow. RxJS Coroutines Flow. RxSwift Coroutines Flow. RxJava Coroutines Flow.
 
 ## Author: [Petrus Nguyễn Thái Học](https://github.com/hoc081098)
 
 ## API
 
-### Docs: https://hoc081098.github.io/FlowExt/docs/0.x
+### 0.x release docs: https://hoc081098.github.io/FlowExt/docs/0.x
+
 ### Snapshot docs: https://hoc081098.github.io/FlowExt/docs/latest
 
--   **`bufferCount`** (similar to [RxJS bufferCount](https://rxjs.dev/api/operators/bufferCount), [RxJava buffer](http://reactivex.io/RxJava/3.x/javadoc/io/reactivex/rxjava3/core/Observable.html#buffer-int-int-))
--   **`concat`** (similar to [RxJS concat](https://rxjs.dev/api/index/function/concat), [RxJava concat](http://reactivex.io/RxJava/3.x/javadoc/io/reactivex/rxjava3/core/Flowable.html#concat-java.lang.Iterable-))
--   **`concatWith`** (similar to [RxJS concatWith](https://rxjs.dev/api/operators/concatWith), [RxJava concatWith](http://reactivex.io/RxJava/3.x/javadoc/io/reactivex/rxjava3/core/Flowable.html#concatWith-org.reactivestreams.Publisher-))
--   **`startWith`** (similar to [RxJS startWith](https://rxjs.dev/api/operators/startWith), [RxJava startWith](http://reactivex.io/RxJava/3.x/javadoc/io/reactivex/rxjava3/core/Flowable.html#startWithItem-T-))
--   **`flatMapFirst`**/**`exhaustMap`** (similar to [RxJS exhaustMap](https://rxjs.dev/api/operators/exhaustMap), [RxSwift flatMapFirst](https://github.com/ReactiveX/RxSwift/blob/b48f2e9536cd985d912126709b97bd743e58c8fc/RxSwift/Observables/Merge.swift#L37))
--   **`interval`** (similar to [RxJS interval](https://rxjs.dev/api/index/function/interval))
--   **`flattenFirst`**/**`exhaustAll`** (similar to [RxJS exhaustAll](https://rxjs.dev/api/operators/exhaustAll))
--   **`mapTo`** (similar to [RxJS mapTo](https://rxjs.dev/api/operators/mapTo))
--   **`materialize`** (similar to [RxJS materialize](https://rxjs.dev/api/operators/materialize), [RxJava materialize](http://reactivex.io/RxJava/3.x/javadoc/io/reactivex/rxjava3/core/Flowable.html#materialize--))
--   **`dematerialize`** (similar to [RxJS dematerialize](https://rxjs.dev/api/operators/dematerialize), [RxJava dematerialize](http://reactivex.io/RxJava/3.x/javadoc/io/reactivex/rxjava3/core/Flowable.html#dematerialize--))
--   **`range`** (http://reactivex.io/documentation/operators/range.html) (similar to [RxJS range](https://rxjs.dev/api/index/function/range))
--   **`takeUntil`** (http://reactivex.io/documentation/operators/takeuntil.html) (similar to [RxJS takeUntil](https://rxjs.dev/api/operators/takeUntil))
--   **`timer`** (http://reactivex.io/documentation/operators/timer.html) (similar to [RxJS timer](https://rxjs.dev/api/index/function/timer))
--   **`withLatestFrom`** (https://rxmarbles.com/#withLatestFrom) (similar to [RxJS withLatestFrom](https://rxjs.dev/api/operators/withLatestFrom))
-
-... and more, please check out [Docs 0.x](https://hoc081098.github.io/FlowExt/docs/0.x)/[Docs snapshot](https://hoc081098.github.io/FlowExt/docs/latest).
+### Table of contents
+
+- Create
+  - [`concat`](#concat)
+  - [`interval`](#interval)
+  - [`neverFlow`](#neverFlow)
+  - [`range`](#range)
+  - [`timer`](#timer)
+- Intermediate operators
+  - `bufferCount`
+  - [`concatWith`](#concatWith)
+  - [`startWith`](#startWith)
+  - [`flatMapFirst`](#flatMapFirst)
+  - [`exhaustMap`](#flatMapFirst)
+  - [`flattenFirst`](#flattenFirst)
+  - [`exhaustAll`](#flattenFirst)
+  - `mapIndexed`
+  - [`mapTo`](#mapTo)
+  - [`materialize`](#materialize)
+  - [`dematerialize`](#dematerialize)
+  - `retryWhenWithDelayStrategy`
+  - `retryWhenWithExponentialBackoff`
+  - `retryWithExponentialBackoff`
+  - [`takeUntil`](#takeUntil)
+  - `throttle`
+  - `throttleTime`
+  - [`withLatestFrom`](#withLatestFrom)
+
+- **`bufferCount`** (similar to [RxJS bufferCount](https://rxjs.dev/api/operators/bufferCount)
+  , [RxJava buffer](http://reactivex.io/RxJava/3.x/javadoc/io/reactivex/rxjava3/core/Observable.html#buffer-int-int-))
+
+#### concat
+
+- Similar to [RxJS concat](https://rxjs.dev/api/index/function/concat)
+- Similar
+  to [RxJava concat](http://reactivex.io/RxJava/3.x/javadoc/io/reactivex/rxjava3/core/Flowable.html#concat-java.lang.Iterable-)
+
+#### interval
+
+- Similar to [RxJS interval](https://rxjs.dev/api/index/function/interval)
+
+#### neverFlow
+
+- Similar to [RxJS NEVER](https://rxjs.dev/api/index/const/NEVER)
+
+#### range
+
+- ReactiveX docs: http://reactivex.io/documentation/operators/range.html
+- Similar to [RxJS range](https://rxjs.dev/api/index/function/range)
+
+#### timer
+
+- ReactiveX docs: http://reactivex.io/documentation/operators/timer.html
+- Similar to [RxJS timer](https://rxjs.dev/api/index/function/timer)
+
+#### concatWith
+
+- Similar to [RxJS concatWith](https://rxjs.dev/api/operators/concatWith)
+- Similar
+  to [RxJava concatWith](http://reactivex.io/RxJava/3.x/javadoc/io/reactivex/rxjava3/core/Flowable.html#concatWith-org.reactivestreams.Publisher-)
+
+#### startWith
+
+- Similar to [RxJS startWith](https://rxjs.dev/api/operators/startWith)
+- Similar
+  to [RxJava startWith](http://reactivex.io/RxJava/3.x/javadoc/io/reactivex/rxjava3/core/Flowable.html#startWithItem-T-)
+
+#### flatMapFirst / exhaustMap
+
+- Similar to [RxJS exhaustMap](https://rxjs.dev/api/operators/exhaustMap)
+- Similar
+  to [RxSwift flatMapFirst](https://github.com/ReactiveX/RxSwift/blob/b48f2e9536cd985d912126709b97bd743e58c8fc/RxSwift/Observables/Merge.swift#L37)
+
+#### flattenFirst / exhaustAll
+
+- Similar to [RxJS exhaustAll](https://rxjs.dev/api/operators/exhaustAll)
+
+#### mapTo
+
+- Similar to [RxJS mapTo](https://rxjs.dev/api/operators/mapTo))
+
+#### materialize
+
+- Similar to [RxJS materialize](https://rxjs.dev/api/operators/materialize)
+- Similar
+  to [RxJava materialize](http://reactivex.io/RxJava/3.x/javadoc/io/reactivex/rxjava3/core/Flowable.html#materialize--)
+
+#### dematerialize
+
+- Similar to [RxJS dematerialize](https://rxjs.dev/api/operators/dematerialize)
+- Similar
+  to [RxJava dematerialize](http://reactivex.io/RxJava/3.x/javadoc/io/reactivex/rxjava3/core/Flowable.html#dematerialize--)
+
+#### takeUntil
+
+- ReactiveX docs: http://reactivex.io/documentation/operators/takeuntil.html
+- Similar to [RxJS takeUntil](https://rxjs.dev/api/operators/takeUntil)
+
+#### withLatestFrom
+
+- RxMarbles: https://rxmarbles.com/#withLatestFrom
+- Similar to [RxJS withLatestFrom](https://rxjs.dev/api/operators/withLatestFrom)
+
+... and more, please check out [Docs 0.x](https://hoc081098.github.io/FlowExt/docs/0.x)/[Docs
+snapshot](https://hoc081098.github.io/FlowExt/docs/latest).
 
 ## Installation
 
@@ -63,11 +154,13 @@ implementation("io.github.hoc081098:FlowExt:0.2.0")
 ```
 
 ### JVM / Android only
+
 ```groovy
 implementation("io.github.hoc081098:FlowExt-jvm:0.2.0")
 ```
 
 ### Native binaries
+
 ```groovy
 implementation("io.github.hoc081098:FlowExt-iosx64:0.2.0")
 implementation("io.github.hoc081098:FlowExt-iosarm64:0.2.0")
@@ -88,6 +181,7 @@ implementation("io.github.hoc081098:FlowExt-linuxx64:0.2.0")
 Snapshots of the development version are available in Sonatype's snapshots repository.
 
 - Kotlin
+
 ```kotlin
 allprojects {
   repositories {
@@ -102,6 +196,7 @@ dependencies {
 ```
 
 - Groovy
+
 ```groovy
 allprojects {
   repositories {
@@ -115,23 +210,32 @@ dependencies {
 }
 ```
 
-
 ## License
 
 ```License
 MIT License
 
-Copyright (c) 2021 Petrus Nguyễn Thái Học
+Copyright (c) 2021-2022 Petrus Nguyễn Thái Học
 ```
 
 [badge-android]: http://img.shields.io/badge/platform-android-6EDB8D.svg?style=flat
+
 [badge-ios]: http://img.shields.io/badge/platform-ios-CDCDCD.svg?style=flat
+
 [badge-js]: http://img.shields.io/badge/platform-js-F8DB5D.svg?style=flat
+
 [badge-jvm]: http://img.shields.io/badge/platform-jvm-DB413D.svg?style=flat
+
 [badge-linux]: http://img.shields.io/badge/platform-linux-2D3F6C.svg?style=flat
+
 [badge-windows]: http://img.shields.io/badge/platform-windows-4D76CD.svg?style=flat
+
 [badge-mac]: http://img.shields.io/badge/platform-macos-111111.svg?style=flat
+
 [badge-watchos]: http://img.shields.io/badge/platform-watchos-C0C0C0.svg?style=flat
+
 [badge-tvos]: http://img.shields.io/badge/platform-tvos-808080.svg?style=flat
+
 [badge-wasm]: https://img.shields.io/badge/platform-wasm-624FE8.svg?style=flat
+
 [badge-nodejs]: https://img.shields.io/badge/platform-nodejs-68a063.svg?style=flat