Fleet is designed with a . Unlike a traditional text editor, Fleet's "Smart Mode" (which provides refactoring and autocompletion) often requires downloading a separate IntelliJ-based engine backend. The Toolbox App manages these background downloads and ensures that your local frontend version stays in sync with the backend version. Without it, you may occasionally encounter compatibility issues between the editor and the smart engine. Offline Usage Note JetBrains закрывает Fleet - Habr
If you are looking to install JetBrains Fleet but want to avoid the app, you’ve likely noticed that the official website heavily pushes the Toolbox installation. While JetBrains prefers the Toolbox for handling Fleet's frequent updates and "Smart Mode" backends, it is possible to download and run Fleet as a standalone application. Important: The Future of Fleet download fleet without toolbox
JetBrains recently announced that Fleet will be discontinued as a standalone general-purpose IDE. Starting , it will no longer be available for download from official channels. The technology is being pivoted into a new "agentic development" product. Direct Download Links (Standalone Installers) Fleet is designed with a
You can bypass the Toolbox by using direct links to the JetBrains CDN. Below are the most recent stable versions available (as of May 2026): Download Fleet .exe macOS (Apple Silicon/aarch64): Download Fleet .dmg macOS (Intel/x64): Download Fleet .dmg Linux (x64): Download Fleet .tar.gz Alternative: Using Command Line (curl) Important: The Future of Fleet JetBrains recently announced