ArcVellum: a local Agent creative platform for long-form novels, screenplays, and pseudo-documentary works, providing strict literary engineering gates, a full-text reader, a proactive creative advisor, and a narrative observatory.
Latest release v0.99.15 — ArcVellum v0.99.15 · 28 Oct 2026
1 file for Codex and OpenCode: arcvellum AGENTS.md — 810 tokens loaded in every session.
AGENTS.md A 810 tok These files are o-1717986918/arcvellum's own configuration — they tell Codex and OpenCode how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.