diff --git a/api_guard/dist/types/operators/index.d.ts b/api_guard/dist/types/operators/index.d.ts
index b08bc94cee..cb67ee951d 100644
--- a/api_guard/dist/types/operators/index.d.ts
+++ b/api_guard/dist/types/operators/index.d.ts
@@ -2,6 +2,12 @@ export declare function audit<T>(durationSelector: (value: T) => ObservableInput
 
 export declare function auditTime<T>(duration: number, scheduler?: SchedulerLike): MonoTypeOperatorFunction<T>;
 
+export interface BasicGroupByOptions<K, T> {
+    connector?: () => SubjectLike<T>;
+    duration?: (grouped: GroupedObservable<K, T>) => ObservableInput<any>;
+    element?: undefined;
+}
+
 export declare function buffer<T>(closingNotifier: Observable<any>): OperatorFunction<T, T[]>;
 
 export declare function bufferCount<T>(bufferSize: number, startBufferEvery?: number | null): OperatorFunction<T, T[]>;
@@ -47,6 +53,10 @@ export declare function concatWith<T, A extends readonly unknown[]>(...otherSour
 
 export declare function connect<T, O extends ObservableInput<unknown>>(selector: (shared: Observable<T>) => O, config?: ConnectConfig<T>): OperatorFunction<T, ObservedValueOf<O>>;
 
+export interface ConnectConfig<T> {
+    connector: () => SubjectLike<T>;
+}
+
 export declare function count<T>(predicate?: (value: T, index: number) => boolean): OperatorFunction<T, number>;
 
 export declare function debounce<T>(durationSelector: (value: T) => ObservableInput<any>): MonoTypeOperatorFunction<T>;
@@ -128,6 +138,12 @@ export declare function groupBy<T, K>(key: (value: T) => K, element: void, durat
 export declare function groupBy<T, K, R>(key: (value: T) => K, element?: (value: T) => R, duration?: (grouped: GroupedObservable<K, R>) => Observable<any>): OperatorFunction<T, GroupedObservable<K, R>>;
 export declare function groupBy<T, K, R>(key: (value: T) => K, element?: (value: T) => R, duration?: (grouped: GroupedObservable<K, R>) => Observable<any>, connector?: () => Subject<R>): OperatorFunction<T, GroupedObservable<K, R>>;
 
+export interface GroupByOptionsWithElement<K, E, T> {
+    connector?: () => SubjectLike<E>;
+    duration?: (grouped: GroupedObservable<K, E>) => ObservableInput<any>;
+    element: (value: T) => E;
+}
+
 export declare function ignoreElements(): OperatorFunction<any, never>;
 
 export declare function isEmpty<T>(): OperatorFunction<T, boolean>;
@@ -220,6 +236,11 @@ export declare function repeatWhen<T>(notifier: (notifications: Observable<void>
 export declare function retry<T>(count?: number): MonoTypeOperatorFunction<T>;
 export declare function retry<T>(config: RetryConfig): MonoTypeOperatorFunction<T>;
 
+export interface RetryConfig {
+    count: number;
+    resetOnSuccess?: boolean;
+}
+
 export declare function retryWhen<T>(notifier: (errors: Observable<any>) => Observable<any>): MonoTypeOperatorFunction<T>;
 
 export declare function sample<T>(notifier: Observable<any>): MonoTypeOperatorFunction<T>;
@@ -235,9 +256,23 @@ export declare function sequenceEqual<T>(compareTo: Observable<T>, comparator?:
 export declare function share<T>(): MonoTypeOperatorFunction<T>;
 export declare function share<T>(options: ShareConfig<T>): MonoTypeOperatorFunction<T>;
 
+export interface ShareConfig<T> {
+    connector?: () => SubjectLike<T>;
+    resetOnComplete?: boolean | (() => Observable<any>);
+    resetOnError?: boolean | ((error: any) => Observable<any>);
+    resetOnRefCountZero?: boolean | (() => Observable<any>);
+}
+
 export declare function shareReplay<T>(config: ShareReplayConfig): MonoTypeOperatorFunction<T>;
 export declare function shareReplay<T>(bufferSize?: number, windowTime?: number, scheduler?: SchedulerLike): MonoTypeOperatorFunction<T>;
 
+export interface ShareReplayConfig {
+    bufferSize?: number;
+    refCount: boolean;
+    scheduler?: SchedulerLike;
+    windowTime?: number;
+}
+
 export declare function single<T>(predicate: BooleanConstructor): OperatorFunction<T, TruthyTypesOf<T>>;
 export declare function single<T>(predicate?: (value: T, index: number, source: Observable<T>) => boolean): MonoTypeOperatorFunction<T>;
 
@@ -287,7 +322,12 @@ export declare function tap<T>(observer?: Partial<Observer<T>>): MonoTypeOperato
 export declare function tap<T>(next: (value: T) => void): MonoTypeOperatorFunction<T>;
 export declare function tap<T>(next?: ((value: T) => void) | null, error?: ((error: any) => void) | null, complete?: (() => void) | null): MonoTypeOperatorFunction<T>;
 
-export declare function throttle<T>(durationSelector: (value: T) => ObservableInput<any>, { leading, trailing }?: ThrottleConfig): MonoTypeOperatorFunction<T>;
+export declare function throttle<T>(durationSelector: (value: T) => ObservableInput<any>, config?: ThrottleConfig): MonoTypeOperatorFunction<T>;
+
+export interface ThrottleConfig {
+    leading?: boolean;
+    trailing?: boolean;
+}
 
 export declare function throttleTime<T>(duration: number, scheduler?: SchedulerLike, config?: import("./throttle").ThrottleConfig): MonoTypeOperatorFunction<T>;
 
@@ -302,6 +342,20 @@ export declare function timeout<T, M = unknown>(config: Omit<TimeoutConfig<T, an
 export declare function timeout<T>(first: Date, scheduler?: SchedulerLike): MonoTypeOperatorFunction<T>;
 export declare function timeout<T>(each: number, scheduler?: SchedulerLike): MonoTypeOperatorFunction<T>;
 
+export interface TimeoutConfig<T, O extends ObservableInput<unknown> = ObservableInput<T>, M = unknown> {
+    each?: number;
+    first?: number | Date;
+    meta?: M;
+    scheduler?: SchedulerLike;
+    with?: (info: TimeoutInfo<T, M>) => O;
+}
+
+export interface TimeoutInfo<T, M = unknown> {
+    readonly lastValue: T | null;
+    readonly meta: M;
+    readonly seen: number;
+}
+
 export declare function timeoutWith<T, R>(dueBy: Date, switchTo: ObservableInput<R>, scheduler?: SchedulerLike): OperatorFunction<T, T | R>;
 export declare function timeoutWith<T, R>(waitFor: number, switchTo: ObservableInput<R>, scheduler?: SchedulerLike): OperatorFunction<T, T | R>;
 
diff --git a/src/internal/operators/connect.ts b/src/internal/operators/connect.ts
index 3c666d6932..fd3c6cd3e7 100644
--- a/src/internal/operators/connect.ts
+++ b/src/internal/operators/connect.ts
@@ -5,6 +5,9 @@ import { from } from '../observable/from';
 import { operate } from '../util/lift';
 import { fromSubscribable } from '../observable/fromSubscribable';
 
+/**
+ * An object used to configure {@link connect} operator.
+ */
 export interface ConnectConfig<T> {
   /**
    * A factory function used to create the Subject through which the source
diff --git a/src/internal/operators/groupBy.ts b/src/internal/operators/groupBy.ts
index 30c7c46e4a..808b9dd743 100644
--- a/src/internal/operators/groupBy.ts
+++ b/src/internal/operators/groupBy.ts
@@ -5,13 +5,13 @@ import { ObservableInput, Observer, OperatorFunction, SubjectLike } from '../typ
 import { operate } from '../util/lift';
 import { OperatorSubscriber } from './OperatorSubscriber';
 
-interface BasicGroupByOptions<K, T> {
+export interface BasicGroupByOptions<K, T> {
   element?: undefined;
   duration?: (grouped: GroupedObservable<K, T>) => ObservableInput<any>;
   connector?: () => SubjectLike<T>;
 }
 
-interface GroupByOptionsWithElement<K, E, T> {
+export interface GroupByOptionsWithElement<K, E, T> {
   element: (value: T) => E;
   duration?: (grouped: GroupedObservable<K, E>) => ObservableInput<any>;
   connector?: () => SubjectLike<E>;
diff --git a/src/internal/operators/throttle.ts b/src/internal/operators/throttle.ts
index b5dec74bea..8ca5b11eee 100644
--- a/src/internal/operators/throttle.ts
+++ b/src/internal/operators/throttle.ts
@@ -61,9 +61,10 @@ export const defaultThrottleConfig: ThrottleConfig = {
  */
 export function throttle<T>(
   durationSelector: (value: T) => ObservableInput<any>,
-  { leading, trailing }: ThrottleConfig = defaultThrottleConfig
+  config: ThrottleConfig = defaultThrottleConfig
 ): MonoTypeOperatorFunction<T> {
   return operate((source, subscriber) => {
+    const { leading, trailing } = config;
     let hasValue = false;
     let sendValue: T | null = null;
     let throttled: Subscription | null = null;
diff --git a/src/internal/operators/timeout.ts b/src/internal/operators/timeout.ts
index 8e33cde9b2..92572acd44 100644
--- a/src/internal/operators/timeout.ts
+++ b/src/internal/operators/timeout.ts
@@ -28,7 +28,7 @@ export interface TimeoutConfig<T, O extends ObservableInput<unknown> = Observabl
 
   /**
    * A factory used to create observable to switch to when timeout occurs. Provides
-   * some information about the source observable's emissions and what delay or
+   * a {@link TimeoutInfo} about the source observable's emissions and what delay or
    * exact time triggered the timeout.
    */
   with?: (info: TimeoutInfo<T, M>) => O;
diff --git a/src/operators/index.ts b/src/operators/index.ts
index b98bcfab03..9272c89780 100644
--- a/src/operators/index.ts
+++ b/src/operators/index.ts
@@ -16,7 +16,7 @@ export { concatAll } from '../internal/operators/concatAll';
 export { concatMap } from '../internal/operators/concatMap';
 export { concatMapTo } from '../internal/operators/concatMapTo';
 export { concatWith } from '../internal/operators/concatWith';
-export { connect } from '../internal/operators/connect';
+export { connect, ConnectConfig } from '../internal/operators/connect';
 export { count } from '../internal/operators/count';
 export { debounce } from '../internal/operators/debounce';
 export { debounceTime } from '../internal/operators/debounceTime';
@@ -39,7 +39,7 @@ export { finalize } from '../internal/operators/finalize';
 export { find } from '../internal/operators/find';
 export { findIndex } from '../internal/operators/findIndex';
 export { first } from '../internal/operators/first';
-export { groupBy } from '../internal/operators/groupBy';
+export { groupBy, BasicGroupByOptions, GroupByOptionsWithElement } from '../internal/operators/groupBy';
 export { ignoreElements } from '../internal/operators/ignoreElements';
 export { isEmpty } from '../internal/operators/isEmpty';
 export { last } from '../internal/operators/last';
@@ -70,15 +70,15 @@ export { raceWith } from '../internal/operators/raceWith';
 export { reduce } from '../internal/operators/reduce';
 export { repeat } from '../internal/operators/repeat';
 export { repeatWhen } from '../internal/operators/repeatWhen';
-export { retry } from '../internal/operators/retry';
+export { retry, RetryConfig } from '../internal/operators/retry';
 export { retryWhen } from '../internal/operators/retryWhen';
 export { refCount } from '../internal/operators/refCount';
 export { sample } from '../internal/operators/sample';
 export { sampleTime } from '../internal/operators/sampleTime';
 export { scan } from '../internal/operators/scan';
 export { sequenceEqual } from '../internal/operators/sequenceEqual';
-export { share } from '../internal/operators/share';
-export { shareReplay } from '../internal/operators/shareReplay';
+export { share, ShareConfig } from '../internal/operators/share';
+export { shareReplay, ShareReplayConfig } from '../internal/operators/shareReplay';
 export { single } from '../internal/operators/single';
 export { skip } from '../internal/operators/skip';
 export { skipLast } from '../internal/operators/skipLast';
@@ -95,11 +95,11 @@ export { takeLast } from '../internal/operators/takeLast';
 export { takeUntil } from '../internal/operators/takeUntil';
 export { takeWhile } from '../internal/operators/takeWhile';
 export { tap } from '../internal/operators/tap';
-export { throttle } from '../internal/operators/throttle';
+export { throttle, ThrottleConfig } from '../internal/operators/throttle';
 export { throttleTime } from '../internal/operators/throttleTime';
 export { throwIfEmpty } from '../internal/operators/throwIfEmpty';
 export { timeInterval } from '../internal/operators/timeInterval';
-export { timeout } from '../internal/operators/timeout';
+export { timeout, TimeoutConfig, TimeoutInfo } from '../internal/operators/timeout';
 export { timeoutWith } from '../internal/operators/timeoutWith';
 export { timestamp } from '../internal/operators/timestamp';
 export { toArray } from '../internal/operators/toArray';