Best Tools For Open Source

Browse 86 + Open Source Tools

CSV generator

Web CSV Generator is a web-based random CSV data generator written in JavaScript. It allows to generate CSV files.


Create mock APIs in seconds

Mock Service Worker

Mock API by intercepting requests on the network level. Seamlessly reuse the same mock definition for testing, development, and debugging.

Git Guide

Solutions to 80% of your daily git challenges


Browser templates for Browser In The Browser (BITB) attack.

Mocks Server

Node.js mock server running live, interactive mocks in place of real APIs

Lockfile Lint

Lint an npm or Yarn lockfile to analyze and detect security issues via predefined security policies.


A web performance tool providing deep diagnostic information about how a page performs under a variety of conditions.


Data Table Editor & Generator


Generate massive amounts of fake data in the browser and node.js


An on-path blackbox network traffic security testing tool


Automate web applications security assessments

It Tools

Aggregated set of useful tools that every developer and tester may need once in a while.


It is a penetration testing tool that focuses on the web browser.


Web Application Security Scanner Framework


Web vulnerability scanner written in Python3

Curl Converter

Convert curl commands to Python, JavaScript, PHP and much more...

Security List

Curated lists of tools, tips and resources for protecting digital security and privacy

Regex Vis

🎨 Regex visualizer & editor


PIT is a state of the art mutation testing system, providing gold standard test coverage for Java and the jvm.

JSON Visio

Visualize your JSON into interactive graphs.

Json Generator

Generate realistic test data with simple yet powerful syntax.


Mock API calls seamlessly


Run mock server based off an API contract with one command


All the Fake Data for All Your Real Needs


It's a cross-platform Node.js desktop automation framework.


A blazing fast unit-test framework powered by Vite ⚡️