Integrated Development Environments

Atom #software - "A hackable text editor for the 21st Century"

Insomnia - "Debug APIs like a human, not a robot. Finally, a REST client you'll love"

IntelliJ IDEA - "IntelliJ IDEA is an integrated development environment (IDE) written in Java for developing computer software. It is developed by JetBrains (formerly known as IntelliJ), and is available as an Apache 2 Licensed community edition,[4] and in a proprietary commercial edition. Both can be used for commercial development[5]" (Wikipedia).

Komodo - "Code faster with the IDE for today’s web languages – Python, PHP, Perl, Golang, Ruby and more. For Windows, Mac and Linux."

PhpStorm #software - "The Lightning-Smart PHP IDE"

Postman #software - “Postman Makes API Development Simple. Developers use Postman to build modern software for the API-first world.”

PyCharm #software - "The Python IDE for Professional Developers"

Visual Studio Code - "Visual Studio Code is a source-code editor developed by Microsoft for Windows, Linux and macOS.[7] It includes support for debugging, embedded Git control and GitHub, syntax highlighting, intelligent code completion, snippets, and code refactoring. It is highly customizable, allowing users to change the theme, keyboard shortcuts, preferences, and install extensions that add additional functionality. The source code is free and open source and released under the permissive MIT License.[8] The compiled binaries are freeware and free for private or commercial use[9]" (Wikipedia).

Online

CodeSandbox #webapp - "An instant IDE and prototyping tool for rapid web development."

CodeTasty #webapp - "Modern, smart & extensible cloud IDE . CodeTasty is powerful IDE in the cloud with additional features only a cloud application can give you."

GitHub Codespaces - "Your instant dev environment. Get the full Visual Studio Code experience without leaving GitHub."

GitPod - "Describe your dev environments as code and automate the last missing piece in your DevOps pipeline."

Repl.it