A complete list of RxJS operators with clear explanations, relevant resources, and executable examples.

​Prefer a complete list in alphabetical order?​

Contents (By Operator Type)

• ​Combination​

  • ​combineAll​

  • ​combineLatest ⭐

  • ​concat ⭐

  • ​concatAll​

  • ​endWith​

  • ​forkJoin​

  • ​merge ⭐

  • ​mergeAll​

  • ​pairwise​

  • ​race​

  • ​startWith ⭐

  • ​withLatestFrom ⭐

  • ​zip​

• ​Conditional​

  • ​defaultIfEmpty​

  • ​every​

  • ​iif​

  • ​sequenceequal​

• ​Creation​

  • ​ajax ⭐

  • ​create​

  • ​defer​

  • ​empty​

  • ​from ⭐

  • ​fromEvent​

  • ​generate​

  • ​interval​

  • ​of ⭐

  • ​range​

  • ​throw​

  • ​timer​

• ​Error Handling​

  • ​catch / catchError ⭐

  • ​retry​

  • ​retryWhen​

• ​Filtering​

  • ​audit​

  • ​auditTime​

  • ​debounce​

  • ​debounceTime ⭐

  • ​distinct​

  • ​distinctUntilChanged ⭐

  • ​distinctUntilKeyChanged​

  • ​filter ⭐

  • ​find​

  • ​first​

  • ​ignoreElements​

  • ​last​

  • ​sample​

  • ​single​

  • ​skip​

  • ​skipUntil​

  • ​skipWhile​

  • ​take ⭐

  • ​takeLast​

  • ​takeUntil ⭐

  • ​takeWhile​

  • ​throttle​

  • ​throttleTime​

• ​Multicasting​

  • ​multicast​

  • ​publish​

  • ​share ⭐

  • ​shareReplay ⭐

• ​Transformation​

  • ​buffer​

  • ​bufferCount​

  • ​bufferTime ⭐

  • ​bufferToggle​

  • ​bufferWhen​

  • ​concatMap ⭐

  • ​concatMapTo​

  • ​expand​

  • ​exhaustMap​

  • ​groupBy​

  • ​map ⭐

  • ​mapTo​

  • ​mergeMap / flatMap ⭐

  • ​mergeScan​

  • ​partition​

  • ​pluck​

  • ​reduce​

  • ​scan ⭐

  • ​switchMap ⭐

  • ​switchMapTo​

  • ​toArray​

  • ​window​

  • ​windowCount​

  • ​windowTime​

  • ​windowToggle​

  • ​windowWhen​

• ​Utility​

  • ​tap / do ⭐

  • ​delay​

  • ​delayWhen​

  • ​dematerialize​

  • ​finalize / finally​

  • ​let​

  • ​repeat​

  • ​repeatWhen​

  • ​timeInterval​

  • ​timeout​

  • ​timeoutWith​

  • ​toPromise​

⭐ - commonly used

Additional Resources

• ​What Are Operators?​

  📰 - Official Docs

• ​What Operators Are​

  🎥 💵 - André Staltz