Developer releases Rewind, an open-source time-travel debugger with no dependencies

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A developer has released Rewind, a free open-source debugging tool designed to eliminate the repetitive cycle of adding print statements or stepping through traditional debuggers. Rewind supports multiple language runtimes, including Python, Node.js, and Go, allowing developers to wrap any command or service with a single CLI call. The tool features sub-microsecond circular state diffing that tracks variable mutations with minimal overhead, and an in-browser interface accessible at localhost:8765. From the browser, users can drag a time scrubber backward through execution steps, inspect state changes, and hot-patch code without restarting. Rewind is available on GitHub under the MIT license and is open for community contributions and bug reports.

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