Hand-Picked Software Testing Tools & Resources

TestDevTools is the curated collection of the best tools on the internet to supercharge your testing.

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Featured Tools

Device Simulator & Tester logo

Device Simulator & Tester

Test sites on multiple devices in one tab. Improve development, UI/UX, & QA with live previews.

Exploratory Testing
Free
Chai JS logo

Chai JS

A BDD / TDD assertion assertion library

Automated Checking
Free
Tabgod logo

Tabgod

Execute any JavaScript on any open browser tab.

Exploratory Testing
Free
Echoed logo

Echoed

Observable Integration Testing using OpenTelemetry on top of Jest/Playwright/Cypress.

Automated Checking
Free

API Testing

gaxios logo

gaxios

An HTTP request client that provides an Axios-like interface over top of node-fetch.

Free
Bruno logo

Bruno

Opensource IDE For Exploring and Testing Api's (lightweight alternative to postman/insomnia)

Free
Mokku logo

Mokku

Mock API calls seamlessly

Free
Mountebank logo

Mountebank

Over the wire test doubles

Free
snapstub logo

snapstub

Snapshot-based stub/mocking of APIs.

Free
Insomnium logo

Insomnium

Privacy-focused and 100% local API testing tool.

Free

Automated Checking Tools

Chai JS logo

Chai JS

A BDD / TDD assertion assertion library

Free
Echoed logo

Echoed

Observable Integration Testing using OpenTelemetry on top of Jest/Playwright/Cypress.

Free
Nuxt Test Utils logo

Nuxt Test Utils

🧪 Test utilities for Nuxt

Free
J

JUnit5 Robolectric Extension

A unit testing framework for Android.

Free
Robolectric logo

Robolectric

A unit testing framework for Android.

Free
Quicktype logo

Quicktype

Convert JSON into gorgeous, typesafe code in any language.

Free

Exploratory Testing Tools

Device Simulator & Tester logo

Device Simulator & Tester

Test sites on multiple devices in one tab. Improve development, UI/UX, & QA with live previews.

Free
Tabgod logo

Tabgod

Execute any JavaScript on any open browser tab.

Free
W

Web Font Analyzer

Get performance and usage implications of custom fonts.

Free
Repro logo

Repro

A chrome extension to make bug reporting in the browser more collaborative and reproducible

Free
Mobile View logo

Mobile View

Test your responsive designs on multiple devices at once.

Free
Xenu's Link Sleuth logo

Xenu's Link Sleuth

Find and fix your site’s broken links

Free

Performance Testing Tools

W

Web Font Analyzer

Get performance and usage implications of custom fonts.

Free
EventKT logo

EventKT

An Android analytics library created using Kotlin.

Free
wrk2 logo

wrk2

A HTTP benchmarking tool based mostly on wrk

Free
Siege logo

Siege

HTTP load tester and benchmarking utility

Free
Apache Bench logo

Apache Bench

Apache HTTP server benchmarking tool.

Free
F

Flaker

A flaky network simulator for your mobile app

Free

Security Testing Tools

Indetectables Toolkit logo

Indetectables Toolkit

98 apps to perform reverse engineering and binary/malware analysis.

Free
L

Lynis

Security auditing and hardening tool, for UNIX-based systems.

Free
P

Payloads All The Things

A list of useful payloads and bypasses for Web Application Security

Free
Mariana Trench logo

Mariana Trench

Mariana Trench is a security focused static analysis platform targeting Android.

Free
R

RapiDAST

Simple, continuous and fully automated application security testing.

Free
Cherrybomb logo

Cherrybomb

A CLI tool that helps you avoid undefined user behaviour by validating your API specifications.

Free