moto ☆

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Description:
Mock AWS services

Type: Formula | Latest Version: 5.1.18@0 | Tracked Since: Dec 6, 2025

Links: Homepage | formulae.brew.sh

Category: Developer tools

Tags: aws testing mocking cloud development

Install: brew install moto

About:
Moto is a library that enables testing of AWS infrastructure by mocking AWS services. It intercepts HTTP requests to AWS endpoints and returns simulated responses, allowing developers to write tests without requiring actual AWS credentials or incurring costs. This facilitates reliable and fast unit and integration testing for cloud-based applications.

Key Features:

Server-mode or decorator-based mocking
Supports a wide range of AWS services (EC2, S3, IAM, etc.)
Works with boto3 and boto2 libraries
No internet connection or AWS account required for tests

Use Cases:

Unit testing applications that interact with AWS services
Integration testing infrastructure code without deploying resources
Developing locally against AWS APIs

Alternatives:

LocalStack – LocalStack runs a local cloud stack in a container, offering more fidelity than Moto's library-level mocking but requiring more resources.
moto-server – Moto can run as a standalone server, similar to LocalStack, but is primarily designed as a Python library dependency.

Version History

Detected	Rev	Change	Commit
Jan 17, 2026 11:11pm	0	REVISION_ONLY	16e1648f
Jan 10, 2026 8:22am	1	REVISION_ONLY	59872eac
Dec 6, 2025 1:58pm	1	VERSION_BUMP	0146bd81
Nov 19, 2025 9:52pm	0	VERSION_BUMP	234e8e52
Nov 18, 2025 4:07am	0	VERSION_BUMP	b9153ca3
Nov 2, 2025 11:13pm	0	VERSION_BUMP	2b978738
Oct 28, 2025 2:41am	0	VERSION_BUMP	4a07ca2e
Sep 16, 2025 12:31am	0	VERSION_BUMP	cde73cef
Jan 5, 2025 11:02pm	0	VERSION_BUMP	57e592b1
Dec 27, 2024 2:30am	0	VERSION_BUMP	620934fa
Dec 18, 2024 11:17pm	0	VERSION_BUMP	67677c77
Dec 15, 2024 8:07pm	0	VERSION_BUMP	915b0321
Nov 3, 2024 2:12pm	0	VERSION_BUMP	71afcbc2
Nov 3, 2024 12:44pm	0	VERSION_BUMP	f077acb8
Oct 26, 2024 8:11am	1	VERSION_BUMP	c3f18f0d
Oct 12, 2024 12:55am	0	VERSION_BUMP	294e8895
Oct 11, 2024 7:22pm	0	VERSION_BUMP	4e7067f0
Sep 29, 2024 4:39pm	0	VERSION_BUMP	470535d8
Sep 29, 2024 3:44pm	0	VERSION_BUMP	367ad1b0
Sep 22, 2024 9:39pm	0	VERSION_BUMP	589b780b
Sep 14, 2024 8:30am	0	VERSION_BUMP	6692cd74
Aug 31, 2024 9:39am	1	VERSION_BUMP	982e0452
Aug 31, 2024 8:11am	1	VERSION_BUMP	36d09bce
Aug 17, 2024 9:38pm	0	VERSION_BUMP	5fbd1197
Aug 4, 2024 4:08am	0	VERSION_BUMP	b0ab3398
May 21, 2024 9:06pm	1	VERSION_BUMP	3bdf74aa
May 12, 2024 12:44pm	0	VERSION_BUMP	d1c909ec
May 7, 2024 11:41pm	2	VERSION_BUMP	23787dcf
May 4, 2024 7:53pm	1	VERSION_BUMP	cee6fd11
Jan 27, 2024 12:44pm	0	VERSION_BUMP	03cbe9d5
Jan 12, 2024 11:14am	1	VERSION_BUMP	250ae1c8
Dec 17, 2023 7:22pm	0	VERSION_BUMP	7098bead
Dec 17, 2023 6:53pm	0	VERSION_BUMP	34433ae5
Dec 3, 2023 12:49am	0	VERSION_BUMP	df85677f
Nov 11, 2023 7:50pm	0	VERSION_BUMP	3528f484
Nov 11, 2023 2:26pm	0	VERSION_BUMP	088ac4bf
Oct 28, 2023 5:20pm	0	VERSION_BUMP	cc2cce2f
Oct 27, 2023 10:12pm	0	VERSION_BUMP	9ea72d13
Oct 26, 2023 11:37am	2	VERSION_BUMP	ae0aeba5
Oct 20, 2023 8:28pm	1	VERSION_BUMP	d124dd3e
Oct 20, 2023 7:01pm	1	VERSION_BUMP	5e561c8f
Oct 17, 2023 7:40pm	1	VERSION_BUMP	706c9a9a
Sep 30, 2023 1:36am	0	VERSION_BUMP	62f9e2f7
Sep 24, 2023 1:36pm	0	VERSION_BUMP	447a63fa
Sep 3, 2023 12:44am	0	VERSION_BUMP	e234e168
Sep 2, 2023 10:46pm	0	VERSION_BUMP	b04f4bb3
Aug 24, 2023 12:07pm	0	VERSION_BUMP	57d5fe33
Aug 23, 2023 9:47pm	0	VERSION_BUMP	aac9f0d4
Aug 23, 2023 7:07pm	0	VERSION_BUMP	607cb30a
Aug 2, 2023 10:04am	1	VERSION_BUMP	ff00f52c
Jun 4, 2023 9:23pm	0	VERSION_BUMP	d066e76d
Jun 3, 2023 3:38pm	0	VERSION_BUMP	529f97f0
Jun 3, 2023 12:46pm	0	VERSION_BUMP	b94dff8a
May 2, 2023 8:24am	0	VERSION_BUMP	83a4d55b
Apr 24, 2023 5:38am	0	VERSION_BUMP	b4b0f40b
Apr 23, 2023 10:50pm	0	VERSION_BUMP	8a1b9b1f
Apr 12, 2023 1:45am	0	VERSION_BUMP	b3344d8e
Apr 11, 2023 7:05pm	0	VERSION_BUMP	805b1551
Mar 26, 2023 8:57pm	0	VERSION_BUMP	0877306b
Mar 20, 2023 12:15am	0	VERSION_BUMP	6fb14ad0
Mar 20, 2023 12:15am	0	VERSION_BUMP	a7744883