Amazon EMR

amazonaws · Cloud

Cloud No Auth Free & Open cloud Sandbox

Amazon EMR is a web service that makes it easier to process large amounts of data efficiently. Amazon EMR uses Hadoop processing combined with several Amazon Web Services services to do tasks such as web indexing, data mining, log file analysis, machine learning, scientific simulation, and data warehouse management.

Authentication

No authentication requiredFree to use with no key needed.

Sample Requests

POST ListBootstrapActions

Provides information about the bootstrap actions associated with a cluster.

https://api.apis.guru/v2/specs/amazonaws.com/elasticmapreduce/2009-03-31/#X-Amz-Target=ElasticMapReduce.ListBootstrapActions?Marker=example

Hover any highlighted part to learn what it does

Headers — extra info sent with the request

X-Amz-Target

ElasticMapReduce.ListBootstrapActions

curl -X POST "https://api.apis.guru/v2/specs/amazonaws.com/elasticmapreduce/2009-03-31/#X-Amz-Target=ElasticMapReduce.ListBootstrapActions?Marker=example" \
  -H "X-Amz-Target: ElasticMapReduce.ListBootstrapActions"

import requests
params = {
    "Marker": "example"
}
headers = {
    "X-Amz-Target": "ElasticMapReduce.ListBootstrapActions"
}
response = requests.post(
    "https://api.apis.guru/v2/specs/amazonaws.com/elasticmapreduce/2009-03-31/#X-Amz-Target=ElasticMapReduce.ListBootstrapActions",
    params=params,
    headers=headers,
)
print(response.json())

const url = new URL('https://api.apis.guru/v2/specs/amazonaws.com/elasticmapreduce/2009-03-31/#X-Amz-Target=ElasticMapReduce.ListBootstrapActions');
url.searchParams.set('Marker', 'example');

const response = await fetch(url, {
  method: 'POST',
  headers: {
    'X-Amz-Target': 'ElasticMapReduce.ListBootstrapActions'
  },
}); 
const data = await response.json();
console.log(data);

package main

import (
	"fmt"
	"io"
	"net/http"
	"net/url"
)

func main() {
	baseURL, _ := url.Parse("https://api.apis.guru/v2/specs/amazonaws.com/elasticmapreduce/2009-03-31/#X-Amz-Target=ElasticMapReduce.ListBootstrapActions")
	q := baseURL.Query()
	q.Set("Marker", "example")
	baseURL.RawQuery = q.Encode()
	targetURL := baseURL.String()
	req, _ := http.NewRequest("POST", targetURL, nil)
	req.Header.Set("X-Amz-Target", "ElasticMapReduce.ListBootstrapActions")

	client := &http.Client{}
	resp, _ := client.Do(req)
	defer resp.Body.Close()
	body, _ := io.ReadAll(resp.Body)
	fmt.Println(string(body))
}

require "net/http"
require "json"

uri = URI("https://api.apis.guru/v2/specs/amazonaws.com/elasticmapreduce/2009-03-31/#X-Amz-Target=ElasticMapReduce.ListBootstrapActions")
uri.query = URI.encode_www_form({
  "Marker" => "example"
})

http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == "https"

req = Net::HTTP::Post.new(uri)
req["X-Amz-Target"] = "ElasticMapReduce.ListBootstrapActions"

res = http.request(req)
puts JSON.parse(res.body)

<?php
$url = "https://api.apis.guru/v2/specs/amazonaws.com/elasticmapreduce/2009-03-31/#X-Amz-Target=ElasticMapReduce.ListBootstrapActions?" . http_build_query([
    "Marker" => "example"
]);
$opts = ["http" => [
    "method" => "POST",
    "header" => implode("\r\n", [
        "X-Amz-Target: ElasticMapReduce.ListBootstrapActions"
    ]),
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));

POST ListClusters

Provides the status of all clusters visible to this Amazon Web Services account. Allows you to filter the list of clusters based on certain criteria; for example, filtering by cluster creation date and time or by status. This call returns a maximum of 50 clusters in unsorted order per call, but retu

https://api.apis.guru/v2/specs/amazonaws.com/elasticmapreduce/2009-03-31/#X-Amz-Target=ElasticMapReduce.ListClusters?Marker=example

Hover any highlighted part to learn what it does

Headers — extra info sent with the request

X-Amz-Target

ElasticMapReduce.ListClusters

curl -X POST "https://api.apis.guru/v2/specs/amazonaws.com/elasticmapreduce/2009-03-31/#X-Amz-Target=ElasticMapReduce.ListClusters?Marker=example" \
  -H "X-Amz-Target: ElasticMapReduce.ListClusters"

import requests
params = {
    "Marker": "example"
}
headers = {
    "X-Amz-Target": "ElasticMapReduce.ListClusters"
}
response = requests.post(
    "https://api.apis.guru/v2/specs/amazonaws.com/elasticmapreduce/2009-03-31/#X-Amz-Target=ElasticMapReduce.ListClusters",
    params=params,
    headers=headers,
)
print(response.json())

const url = new URL('https://api.apis.guru/v2/specs/amazonaws.com/elasticmapreduce/2009-03-31/#X-Amz-Target=ElasticMapReduce.ListClusters');
url.searchParams.set('Marker', 'example');

const response = await fetch(url, {
  method: 'POST',
  headers: {
    'X-Amz-Target': 'ElasticMapReduce.ListClusters'
  },
}); 
const data = await response.json();
console.log(data);

package main

import (
	"fmt"
	"io"
	"net/http"
	"net/url"
)

func main() {
	baseURL, _ := url.Parse("https://api.apis.guru/v2/specs/amazonaws.com/elasticmapreduce/2009-03-31/#X-Amz-Target=ElasticMapReduce.ListClusters")
	q := baseURL.Query()
	q.Set("Marker", "example")
	baseURL.RawQuery = q.Encode()
	targetURL := baseURL.String()
	req, _ := http.NewRequest("POST", targetURL, nil)
	req.Header.Set("X-Amz-Target", "ElasticMapReduce.ListClusters")

	client := &http.Client{}
	resp, _ := client.Do(req)
	defer resp.Body.Close()
	body, _ := io.ReadAll(resp.Body)
	fmt.Println(string(body))
}

require "net/http"
require "json"

uri = URI("https://api.apis.guru/v2/specs/amazonaws.com/elasticmapreduce/2009-03-31/#X-Amz-Target=ElasticMapReduce.ListClusters")
uri.query = URI.encode_www_form({
  "Marker" => "example"
})

http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == "https"

req = Net::HTTP::Post.new(uri)
req["X-Amz-Target"] = "ElasticMapReduce.ListClusters"

res = http.request(req)
puts JSON.parse(res.body)

<?php
$url = "https://api.apis.guru/v2/specs/amazonaws.com/elasticmapreduce/2009-03-31/#X-Amz-Target=ElasticMapReduce.ListClusters?" . http_build_query([
    "Marker" => "example"
]);
$opts = ["http" => [
    "method" => "POST",
    "header" => implode("\r\n", [
        "X-Amz-Target: ElasticMapReduce.ListClusters"
    ]),
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));

POST ListInstanceFleets

Lists all available details about the instance fleets in a cluster. The instance fleet configuration is available only in Amazon EMR versions 4.8.0 and later, excluding 5.0.x versions.

https://api.apis.guru/v2/specs/amazonaws.com/elasticmapreduce/2009-03-31/#X-Amz-Target=ElasticMapReduce.ListInstanceFleets?Marker=example

Hover any highlighted part to learn what it does

Headers — extra info sent with the request

X-Amz-Target

ElasticMapReduce.ListInstanceFleets

curl -X POST "https://api.apis.guru/v2/specs/amazonaws.com/elasticmapreduce/2009-03-31/#X-Amz-Target=ElasticMapReduce.ListInstanceFleets?Marker=example" \
  -H "X-Amz-Target: ElasticMapReduce.ListInstanceFleets"

import requests
params = {
    "Marker": "example"
}
headers = {
    "X-Amz-Target": "ElasticMapReduce.ListInstanceFleets"
}
response = requests.post(
    "https://api.apis.guru/v2/specs/amazonaws.com/elasticmapreduce/2009-03-31/#X-Amz-Target=ElasticMapReduce.ListInstanceFleets",
    params=params,
    headers=headers,
)
print(response.json())

const url = new URL('https://api.apis.guru/v2/specs/amazonaws.com/elasticmapreduce/2009-03-31/#X-Amz-Target=ElasticMapReduce.ListInstanceFleets');
url.searchParams.set('Marker', 'example');

const response = await fetch(url, {
  method: 'POST',
  headers: {
    'X-Amz-Target': 'ElasticMapReduce.ListInstanceFleets'
  },
}); 
const data = await response.json();
console.log(data);

package main

import (
	"fmt"
	"io"
	"net/http"
	"net/url"
)

func main() {
	baseURL, _ := url.Parse("https://api.apis.guru/v2/specs/amazonaws.com/elasticmapreduce/2009-03-31/#X-Amz-Target=ElasticMapReduce.ListInstanceFleets")
	q := baseURL.Query()
	q.Set("Marker", "example")
	baseURL.RawQuery = q.Encode()
	targetURL := baseURL.String()
	req, _ := http.NewRequest("POST", targetURL, nil)
	req.Header.Set("X-Amz-Target", "ElasticMapReduce.ListInstanceFleets")

	client := &http.Client{}
	resp, _ := client.Do(req)
	defer resp.Body.Close()
	body, _ := io.ReadAll(resp.Body)
	fmt.Println(string(body))
}

require "net/http"
require "json"

uri = URI("https://api.apis.guru/v2/specs/amazonaws.com/elasticmapreduce/2009-03-31/#X-Amz-Target=ElasticMapReduce.ListInstanceFleets")
uri.query = URI.encode_www_form({
  "Marker" => "example"
})

http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == "https"

req = Net::HTTP::Post.new(uri)
req["X-Amz-Target"] = "ElasticMapReduce.ListInstanceFleets"

res = http.request(req)
puts JSON.parse(res.body)

<?php
$url = "https://api.apis.guru/v2/specs/amazonaws.com/elasticmapreduce/2009-03-31/#X-Amz-Target=ElasticMapReduce.ListInstanceFleets?" . http_build_query([
    "Marker" => "example"
]);
$opts = ["http" => [
    "method" => "POST",
    "header" => implode("\r\n", [
        "X-Amz-Target: ElasticMapReduce.ListInstanceFleets"
    ]),
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));

Postman Setup Guide

Get Postman ↗

See official documentation for authentication and setup.

What can you build with Amazon EMR?

Amazon EMR is a Cloud API. Developers commonly use cloud APIs for:

provisioning and managing cloud infrastructure
automating deployments and container orchestration
monitoring uptime and performance metrics
managing storage buckets and databases
setting up auto-scaling and load balancing

No authentication required. This API is open — no signup or key needed. Ideal for quick prototypes and public-facing features. Amazon EMR is free to use, making it a low-risk choice to experiment with.

New to APIs? Read our beginner's guide · Learn about API keys · What is REST?

Open documentation ↗