231 + Open Source tools and resources
Streaming Data Generator
DevToolsA tool for generating customizable streaming data with support for various distributions and anomalies.
Debugbar
DevToolsGet a better understanding of your application performance and behavior with the debugbar.
Swift Testing
Automated CheckingA package with expressive and intuitive APIs that make testing your Swift code a breeze.
Screen Ruler: Measure The Web
Exploratory TestingMeasure sizes, distances, margins and paddings of any element on any web page.
Actions Batch
DevToolsRun a shell script in an isolated, immutable environment, collect the logs or results.
Testcontainers
Automated CheckingAn open source framework for providing throwaway, lightweight instances of databases, message brokers, web browsers, or just about anything that can run in a Docker container.
Device Simulator & Tester
Exploratory TestingTest sites on multiple devices in one tab. Improve development, UI/UX, & QA with live previews.
Echoed
Automated CheckingObservable Integration Testing using OpenTelemetry on top of Jest/Playwright/Cypress.
TimeLapze
Screen CaptureA open-source menu bar application for creating screen and camera timelapses without excessive file sizes.
PDFcheck
Accessibility TestingImmediately check one or one hundred PDF files for signs of inaccessibility
Difftastic
DevToolsA CLI diff tool that compares files based on their syntax, not line-by-line. Difftastic produces accurate diffs that are easier for humans to read.
gaxios
API TestingAn HTTP request client that provides an Axios-like interface over top of node-fetch.
Bruno
API TestingOpensource IDE For Exploring and Testing Api's (lightweight alternative to postman/insomnia)
autoheal CLI
Automated CheckingAuto GPT Agent which automatically fixes code based on failing tests.
Domain Digger
DevOpsGet details on any domain, including DNS, WHOIS, certificates, and list of available subdomains.