AI Agent Skills

GUI for ChatGPT API and many LLMs. Supports agents, file-based QA, GPT finetuning and query with web search. All with a neat UI.

Open-Source API Development Ecosystem • https://hoppscotch.io • Offline, On-Prem & Cloud • Web, Desktop & CLI • Open-Source Alternative to Postman, Insomnia

Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)

Open-source platform for creating safe, isolated production sandboxes for API, integration, and E2E testing.

Community hub for Requestly API Client — bugs, feature requests, and roadmap. The privacy-first Postman alternative.

JavaScript API for Chrome and Firefox

Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

Test your prompts, agents, and RAGs. Red teaming/pentesting/vulnerability scanning for AI. Compare performance of GPT, Claude, Gemini, DeepSeek, and more. Simple declara…

Headless Chrome .NET API

Autonomous penetration testing using a swarm of AI agents. Orchestrates recon, classification, exploitation, and reporting specialists with ReAct reasoning — supports bu…