Updated 3mo ago
by cozytab
fable5-mode
Make Opus 4.8 (or any Claude model) work like Claude Fable 5 — a Claude Code skill + guard hooks (plan gate, model ceiling, per-task enforcement) for Fable-5-grade discipline: plan, self-verify, and route sub-agents, without Fable 5.
106 GitHub stars (106)
Steady at 106 stars — no new stars in the 16 days since Sep 30.
- 1 skill (1 skills found in its SKILL.md files)
- 9 forks (9 forks)
- 3mo ago last update (Last updated 3mo ago)
Install
Skills CLI
npx skills add cozytab/fable5-mode
Asks which agents to install it for. Add -g to install it for every project.
Claude Code
git clone https://github.com/cozytab/fable5-modecp -r "fable5-mode" ~/.claude/skills/fable5-mode
Copies the fable-mode skill into ~/.claude/skills/ for every project (use .claude/skills/ for one project).
Plugin
/plugin marketplace add cozytab/fable5-mode
Run inside Claude Code if the repository ships a plugin marketplace, then pick plugins from /plugin.
Skills can run code on your machine — read the SKILL.md first.
What it does
In the author's own words, from each skill's SKILL.md.
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fable-mode
A work-discipline protocol that makes Opus 4.8 (or any non-frontier model) operate at Fable-5-grade quality. Core idea — output quality = model capability x work discipline: spend extra orchestration to buy single-pass quality via six levers (plan gate, small-card execution, adversarial self-check, real-product verification, context hygiene, checkpoint autonomy). Activate ONLY on an explicit requ…
SKILL.md on GitHub (opens in a new tab)
No skill matches that filter.
Review before you install
A skill is a set of instructions and scripts your agent will follow, and it can run code on your machine. Read the SKILL.md and any scripts first — this listing is not a security review.