Elegant terminal spinner for Node.js that provides visual feedback for long-running tasks.
Ora is a Node.js library that displays elegant terminal spinners to provide visual feedback during long-running operations. It solves the problem of unresponsive-looking CLI applications by showing animated progress indicators that can be customized with different styles, colors, and text. The library automatically handles edge cases like Windows terminal compatibility and CI environment detection.
Node.js developers building command-line tools, build scripts, or any application with long-running operations that need user feedback in terminal environments.
Developers choose Ora for its elegant design, comprehensive feature set, and robust handling of edge cases. Its simple API, promise integration, and automatic environment detection make it the most popular terminal spinner library in the Node.js ecosystem.
Elegant terminal spinner
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The built-in oraPromise function automatically manages spinner states for async operations, handling success/failure indicators without manual intervention, as detailed in the API.
Intelligently detects TTY contexts and CI environments, disabling spinners when inappropriate to prevent garbled output, simplifying cross-platform deployment.
Offers dozens of built-in spinner animations, custom frame control, color settings, and dynamic text updates, allowing precise tailoring to application aesthetics.
Seamlessly handles logging while the spinner runs by temporarily clearing and re-rendering below messages, preventing visual corruption without special methods.
Explicitly warns against running multiple spinners at once, limiting use in complex CLI applications that need parallel progress tracking, as noted in the FAQ.
Does not animate in Node.js Worker threads, forcing developers to implement message-passing workarounds for background tasks, adding complexity.
Unreliable Unicode detection on Windows often defaults to the basic line spinner unless manually overridden, degrading visual appeal without extra configuration.