Overnight: Open-Source Tool Uses Claude Code History to Predict and Execute Developer Messages During Downtime

Summary

A new open-source project called 'Overnight' (GitHub: yail259/overnight) proposes an approach to autonomous coding that builds a behavioral profile from a developer's Claude Code interaction history and then predicts what the developer would type next. Rather than running batch automation scripts, it uses adaptive prediction to continue coding sessions while the developer is away — such as overnight while sleeping. The tool is built with SvelteKit and positions itself as a layer on top of Anthro