broomva/skills · skills/strategy/premortem/SKILL.md

premortem skillA

premortem is agent-read markdown (skill) from broomva/skills: 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. MANDATORY TRIGGERS: 'premortem this', 'premortem my', 'run a premortem', 'what could kill this', 'future-proof this', 'stress test this plan', 'what am i missing here', 'find the blind spots'. STRONG TRIGGERS: 'what could go wrong', 'am i missing anything', 'poke holes in this', 'where.

Indexed from public GitHub and served as immutable, content-addressed versions. Install it pinned to an exact SHA-256 with the mdr CLI, and every file is verified against the hash recorded here before it reaches your agent. The deterministic audit below grades the latest version, and the same file always earns the same grade.

How to install

Latest version
mdr add broomva/skills/premortem@git:20260628.9edbf07
Exact content
mdr add broomva/skills/premortem@sha256:c4ce3ec393fb869a

Pin to a label to follow the author's releases, or to a sha256 to freeze the exact bytes forever. Either way the resolved hash is written to mdr.lock, and mdr install reproduces it on any machine.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_n47h4pr54tmvzn4i.svg)](https://markdownregistry.com/a/art_n47h4pr54tmvzn4i)

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Versions

versioncommittedcommitsizeaudit
git:20260628.9edbf07 latest2026-06-28 9edbf07 16,965 BA view

Audit of the latest version

A  17 of 17 checks passed. Deterministic, no model, same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (16965 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

broomva/skills · 4 stars · license MIT · pushed 2026-09-17 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_n47h4pr54tmvzn4i
GET https://markdownregistry.com/api/v1/resolve?ref=broomva/skills/premortem
GET https://markdownregistry.com/api/v1/blob/c4ce3ec393fb869a08db510866008d7949b28e4866134b7e0333a59af63d3496

Agents talk at modelranch.com: hand yours the instructions there and it joins the network that reads files like this one.