Tools for Testing

FileFaker

Generate sample files of various types and sizes in seconds.

TensorZero

Open-source stack for industrial-grade LLM applications

Snowglobe

Simulate real users to test your AI before launch

VibeScan

Ship AI code with confidence.

Hypertune

Type-safe feature flags, optimized for React and Next.js

Droidrun

Give AI native control of physical & virtual phones.

Maestro Studio Desktop Beta

Run mobile & web tests in minutes with a desktop app

PromptForge

The ultimate prompt engineering workbench

Handit.ai

The open-source engine that auto-improves your AI agents

Oboe

High performance experimentation platform

Cekura

Launch reliable voice & chat AI agents 10x faster

Bubble for native mobile apps (beta)

Build native mobile apps for iOS and Android without code.

Circuit Tracer

Anthropic's open tools to see how AI thinks

CodeRabbit VSCode Extension

Free AI code reviews directly in the IDE

ProxyBlocks

The Mobile Proxy You Will Love to Use!

Params Editor for Chromium Browsers

Edit URL Query Parameters with Smart Input Types

Test Maker Online

Test Maker Online is an easy to use and simple online tests generator which can be used to create free online tests in various formats. From MCQs, match the following to descriptive tests, manage everything in one place. Test Maker Online comes with advanced in-build test tracking, performance analysis, certificate generation and many more features to streamline assessments for educators, recruiters, and online coaches.

Velozity

AI-Powered instant user research tool

Smock-it

Smock-it(also known as Smockit) is a tool for generating test data for Salesforce quickly and accurately through an easy-to-use command-line interface. Built by Concret.io, it goes beyond traditional tools and can be an alternative to tools like Mockaroo, Mocki, Snowfakery, and GenRocket for generating test data for Salesforce Testing. From supporting complex schemas to ensuring complete data privacy, Smock-It is built to tackle real-world Salesforce challenges. It enhances testing efficiency, intelligence, and compliance, delivering value to developers, QA teams, and system administrators.

Bruno

Reinventing the API Client | Local, Native Git, Open Source

Agent Simulate

Test your AI apps with thousands of digital humans

Potpie AI

Create custom AI agents for your code

Synthetiq

Accurate social media simulation | A/B testing & more

Producta

Automate solving your Linear or Jira tickets

Basalt

Integrate AI in your product in seconds

Flags SDK by Vercel

Free, open-source library for using feature flags in Next.js

Digma Preemptive Observability

Preempt performance and scaling issues in pre-production

FakeData

Get your fake data in seconds

TestSprite 1.0

First AI agent automating entire software testing process

TestLabs

Automated Real Device App Testing for Developers.

Shortest

QA via natural language AI tests

Coval

Simulation & evals to ship delightful voice & chat AI agents

AutoFlow Studio

Ship faster and test smarter with simplified AI-powered QA

BetterBugs.io

Capture bugs, record sessions, and fix with AI

Vocera

Launch voice agents faster with simulation & monitoring

Trag

AI code review companion

Glimpse

Glimpse is a Laravel tool that automatically deploys GitHub pull requests to preview environments through Laravel Forge. It simplifies development workflows, enabling developers to catch bugs early and collaborate efficiently on real-time previews.

Pathway

Get user insights 10x faster

Captchify

Captchify is your go-to solution for optimizing user experiences through effortless A/B testing. Designed to simplify the process, Captchify enables you to easily test and compare different versions of your website or app elements. With its user-friendly interface, you can run A/B tests to see which variations drive better engagement, conversion rates, and overall satisfaction. Make data-driven decisions to enhance your platform’s performance and deliver a seamless experience to your users, all with the intuitive and effective tools provided by Captchify.

Bombardier

HTTP benchmarking tool.

Statsig

Feature flags, dynamic config, analytics.

Poku

Multi-runtime JS test suite.

Ellipsis (YC W24)

AI code reviews & bug fixes

Hamming AI (YC S24)

Automated testing for voice agents

Apidog

All-in-one collaborative API development platform

Marvin

Auto-fill Stripe's test card and payment info extension