Markdown
OPENCore skill
The complete workflow for finding angles, writing hooks, and checking the final draft.
SKILL.md
Crescade open marketing
Marketing files you can inspect, fork, and run.
Practical systems from our production work, published with their briefs, schemas, evals, and tests. No email gate and no black-box score.
Open sourceMIT · v1.0 · Agent Skill
Hook Writer
Turn ideas, interviews, and rough drafts into stronger hooks for posts, videos, ads, and landing pages.
Coverage
Text, video, visual, paid
Validation
44 unit and structural tests
Dependencies
Python standard library only
Files
Use the parts you need.
Read the skill as one system, or pull a brief, schema, or eval case into an existing workflow. Every link opens the public source.
Template
OPENHook brief
A compact brief for audience, proof, constraints, payoff, and the downstream action.
assets/hook-brief-template.md
Template
OPENVisual hook brief
A first-frame and cover brief that separates visual, spoken, and overlay jobs.
assets/visual-hook-brief-template.md
YAML
OPENExperiment plan
A controlled-test record for the primary metric, guardrails, stopping rule, and replication.
assets/experiment-plan.yaml
CSV
OPENPerformance schema
A reusable event and outcome schema for learning beyond views and click-through rate.
assets/content-performance-schema.csv
JSONL
OPENBehavioral evals
Twelve cases covering short video, long form, paid message match, integrity, and diagnosis.
evals/cases.jsonl
Publication rule
Open should still mean reviewable.
Source
The operating files are public, not hidden behind a form.
Tests
Behavioral evals and deterministic checks ship beside the prompts.
Limits
Claims and uncertainty stay visible so users can judge the system.