premortem
Run a premortem on any plan, launch, product, hire, strategy, or decision.
Skill by gustaferiksson
Chalk Labs
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Install
Works with Claude Code, Claude apps, Codex, Cursor, Gemini CLI, GitHub Copilot, VS Code, OpenCode, Goose, Windsurf. Read the repository before you give any tool access to your data.
npx agentmarket install skill/gustaferiksson-premortem
Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.
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About
Use cases: testing
Reviews
Write a reviewNo reviews yet. Installed it? Reviews come from verified installers only. How reviews work
Permissions
What this skill can do and what it asks for, from its SKILL.md. Checked Oct 25, 2026.
- Tools
- No tools found
- Secrets
- None asked for
- Install scripts
- None found
Network hosts it talks to 1
codeload.github.com· found in install command
Files it touches
~/.claude/skills/premortem
What's inside
- Skill name
premortem- Description
- Run a premortem on any plan, launch, product, hire, strategy, or decision. Assumes it already failed 6 months from now and works backward to find every reason why. Produces a revised plan with blind spots exposed. TRIGGERS: 'premortem this', 'premortem my', 'run a premortem', 'what could kill this', 'stress test this plan', 'find the blind spots', 'poke holes in this'. Trigger when the user has a concrete plan or commitment where the cost of being wrong is high.
- License
- unknown
- Instructions
- 94 lines in SKILL.md · view on GitHub
Files (1)
- SKILL.md
The license isn't open source, so the instructions aren't shown here. Read SKILL.md on GitHub
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Signals
- Stars
- 0
- Forks
- 0
- Open issues
- 1
- Last commit (this folder)
- May 3, 2026 (6 months ago)
From GitHub (fetched Oct 24, 2026).
Details
- License
- License unknown
- Repository
- github.com/gustaferiksson/skills
- First seen
- Oct 24, 2026
- Last checked
- Oct 24, 2026
- Source
- GitHubgithub-graphql
More from gustaferiksson
- 0.559score
refactor
gustaferiksson
Hierarchical catalog of code smells and Fowler-style refactoring techniques (source — refactoring.guru).
SkillAFreshness: AClaude Code +9 - 0.559score
pr-review
gustaferiksson
Reviews a pull request, surfacing true bugs, code-quality failures, and design failure modes.
SkillAFreshness: AClaude Code +9 - 0.559score
ts-patterns
gustaferiksson
Personal TypeScript architectural defaults applied to any TS Claude writes for the user.
SkillAFreshness: AClaude Code +9 - 0.559score
design-patterns
gustaferiksson
Hierarchical catalog of the 23 GoF design patterns (creational, structural, behavioral) — source refactoring.guru.
SkillAFreshness: AClaude Code +9 - 0.469score
annotations
gustaferiksson
Find and execute inline `@cc:` comment markers left in the code as instructions for Claude Code, then delete each marker once addressed.
SkillCFreshness: CClaude Code +9 - 0.469score
ddb-single-table
gustaferiksson
Our house conventions for DynamoDB single-table design — PK/SK key construction, the per-repository KEYS/ACCESS objects, the…
SkillCFreshness: CClaude Code +9
Done for you
Rather not set it up yourself?
Chalk Labs scopes, builds and runs agents for your team: the task audit, the eval harness, the integrations and the weekly ops report. Fixed scope, priced before we start.
See how we build AI agents →Read the case studies
Chalk Labs is a two-founder AI and growth studio. We build AI agents, CRMs and MVPs for Web3 and AI companies, and have shipped 50+ product and token launches.
- launches shipped
- 50+
- launches shipped
- media placements
- 500+
- media placements
- founders on every account
- 2
- founders on every account
Press we've placed: Forbes · CoinDesk · Decrypt · Cointelegraph · The Block
Rahil Jain, Co-founder, Chalk Labs. Ex-Goldman Sachs engineer. You talk to the person who builds it.
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Cite this page
premortem skill. Agent Mart. https://agentmart.dev/skills/gustaferiksson-premortem (last updated 2026-10-24)