Description: CodePen is an online code editor and front-end web development environment. It allows developers to easily create and share HTML, CSS, and JavaScript code snippets and projects.
Type: software
Pricing: Freemium
Description: HTTPulse is an open-source web debugging proxy and HTTP monitor that allows developers to inspect traffic between web apps and servers. It can capture, inspect, modify, replay, save, and mock HTTP requests and responses.
Type: software
Pricing: Open Source