226 + Open Source tools and resources

Heynote logo

Heynote

Exploratory Testing

A dedicated scratchpad for developers and testers

Free
TypeSchema logo

TypeSchema

DevTools

Universal adapter for interacting with any validation schema.

Free
MemLab scenario Recorder logo

MemLab scenario Recorder

Memory

Capture and analyze memory performance in web applications

Free
MemLab logo

MemLab

Memory

Find JavaScript memory leaks and analyzing heap snapshots.

Free
Jsystem logo

Jsystem

Automated Checking

Simplify creating, managing, and executing automated tests.

Free Plan
Retrofit logo

Retrofit

Automated Checking

Easily turn API Responses into Plain Old Java Objects (POJOs)

Free
Zerostep logo

Zerostep

AI Testing Automated Checking

Supercharge your Playwright tests with AI

Free Plan
K6 logo

K6

Performance Testing

open-source load testing tool, using Go and JavaScript

Free Plan
Postman to K6 logo

Postman to K6

Performance Testing

Converts all the Postman requests, including tests, variables, ... to K6 scripts

Free
Rig logo

Rig

DevOps

open-source and complete service-lifecycle platform for Kubernetes

Free Trial
Tracetest logo

Tracetest

DevTools

Opensource tool to build end-to-end tests 98% faster utilizing trace-based testing.

Free Trial
Promptfoo logo

Promptfoo

AI Testing

Test your prompts, agents, and RAGs. Red teaming, pentesting, and vulnerability scanning for LLMs.

Free
TestKube logo

TestKube

DevOps

Kubernetes-native framework for test definition and execution

Free
S

Selenium Kubernetes

DevOps

Pre-configured YAML files to effortlessly deploy a Selenium Grid on your Kubernetes.

Free
Loop logo

Loop

DevTools

A macOS app that simplifies window management for you.

Free
Hemmelig logo

Hemmelig

DevTools

Paste a password, confidential message, or private data.

Free
Placemark logo

Placemark

DevTools

A flexible web-based editor, converter, visualization tool, for geospatial data.

Free
J

Javascript Game Engines Comparison

Performance Testing

Performance comparison of Javascript rendering/game engines.

Free
SuperFile logo

SuperFile

DevTools

Pretty fancy and modern terminal file manager.

Free
OpenAPI AutoSpec logo

OpenAPI AutoSpec

API Testing

Automatically generates OpenAPI specifications in real-time.

Free
Instancio logo

Instancio

Test Data Generation

A Java library for automating data setup in unit tests.

Free
Mimesis logo

Mimesis

Test Data Generation

Generate wide range of fake data in multiple languages.

Free
AssertJ logo

AssertJ

Automated Checking

powerful and intuitive assertion library for Java

Free
REST Assured logo

REST Assured

Automated Checking

Testing and validating REST services the easy way.

Free
P

Playwright Magic Steps

Automated Checking

Auto-transform JavaScript comments into Playwright steps

Free
zxing logo

zxing

Automated Checking

Barcode scanning library for Java, Android.

Free
Distrobox logo

Distrobox

DevOps

Use any Linux distribution inside your terminal.

Free
p

pgmock

Memory

In-memory Postgres for unit/E2E tests

Free
S

SQLite Schema Diagram Generator

DevTools

Visualize yout DataBase in SQL Schema graph.

Free
S

Streaming Data Generator

DevTools

A tool for generating customizable streaming data with support for various distributions and anomalies.

Free
Keploy logo

Keploy

API Testing

Generate tests and stubs for your application that actually work!

Free
Vue DevTools Next logo

Vue DevTools Next

DevTools

Next iteration of Vue DevTools

Free
M

Monocart Reporter

Automated Checking

Windows inside a Docker container.

Free
Docker Windows logo

Docker Windows

DevTools

Windows inside a Docker container.

Free