Prospero: new coding harness released
The gist
Christopher Wellons released Prospero, an open-source C++ coding harness for LLM agents, on October 31.
It targets harnesses the author says waste gigabytes of RAM on web stacks.
How it unfolded
- Oct 30, 2026Prospero Professional Edition is listed on itch.io by Christopher Wellons at $25.00 or more, version 0.9.0, marked 'In development' for Windows and macOS.
- Oct 31, 2026nullprogram.com announces Prospero, a lightweight open-source coding harness for LLM agents written in C++ with a Dear ImGui docking interface.
- Oct 31, 2026A Hacker News post titled 'Prospero: A new coding harness for a more civilized age' is submitted by user fovc and sits at 10 points an hour after posting.