jetbrains.com
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JetBrains builds popular IDEs like IntelliJ IDEA, PyCharm, and WebStorm, and the site offers product information, downloads, documentation, tutorials, and learning resources to help developers master its IDEs.
More resources on IDEs & Editors
The Primeagen's Neovim Guide
ThePrimeagen's personal Neovim configuration in Lua, published as a reference repository. Reading it shows how plugin management, LSP setup, keymaps and Telescope navigation fit together, giving you a working baseline to adapt into your own config.
Neovim
Official site for the Vim fork that adds Lua scripting, a built-in LSP client, and an async plugin API. Covers installation, the user manual, and news, so you can set up and configure a working editor.
Visual Studio Code Documentation
Microsoft's official documentation for Visual Studio Code, covering setup, the editor's core features, debugging, integrated source control, tasks, settings, and the extension API. After working through it you can configure a language-specific development environment and write your own extensions.
sublimetext.com
Sublime Text is a fast, cross‑platform text editor for code, markup, and prose. The site provides product information, download options, pricing, features, and access to documentation, release notes, and the package/extension ecosystem.