decision-memo SKILL.md skillA

decision-memo from rizwanzafaris/product-manager-os is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add rizwanzafaris/product-manager-os/decision-memo@git:20260921.2bf6847

Pins git:20260921.2bf6847 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
rizwanzafaris/product-manager-os
Path
skills/decision-memo/SKILL.md
Versions recorded
3
Latest version
git:20260921.2bf6847, committed Sep 21, 2026
First version recorded
Sep 3, 2026
Size
9,410 bytes
Repository stars
4
License
MIT

Write a decision memo a decider can act on in one read: the situation, the options priced, the door type, one recommendation, and the dissent recorded. Use when a decision is stuck in threads and meetings, when a choice needs a sponsor's sign-off, when a team keeps re-deciding the same question, or when a reversible call is getting one-way-door treatment (or the reverse). Takes the question, the options, and the evidence on hand; returns the memo in the decision memo template and, once…

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Decision Memo: one page, one decider, one recorded answer

Decisions die in two ways. The reversible ones get committee treatment and take a quarter; the irreversible ones get made in a chat thread on a Friday. Either way the rationale evaporates, and the question comes back in six months to a room that has to guess why. This skill sizes the process to the door, forces the options to be priced, and puts the answer where the next person can find it.

## Files this skill drives

- [../../templates/planning/decision-memo.md](../../templates/planning/decision-memo.md), the memo itself
- [../../templates/execution/decision-log.md](../../templates/execution/decision-log.md), where the decided outcome lands as a numbered entry
- [../../frameworks/prioritization/decision-doors.md](../../frameworks/prioritization/decision-doors.md), the reversibility sheet that sets how much process the decision gets
- [../../frameworks/prioritization/weighted-decision-matrix.md](../../frameworks/prioritization/weighted-decision-matrix.md), used only when three or more options and three or more criteria need comparing
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add rizwanzafaris/product-manager-os/decision-memo@sha256:e7f156e8a3eb8638

The line at the top of this page pins the label git:20260921.2bf6847, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_oes7dkndg4l4td5m.svg)](https://markdownregistry.com/a/art_oes7dkndg4l4td5m)

8 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 3 versions of this file, between Sep 3, 2026 and Sep 21, 2026, about one every 9 days.

versioncommittedcommitsizeaudit
git:20260921.2bf6847 latest2026-09-21 2bf6847 9,410 BA view · diff
git:20260919.72235e02026-09-19 72235e0 9,187 BA view · diff
git:20260903.a2ef42e2026-09-03 a2ef42e 7,465 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the 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 (9410 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

rizwanzafaris/product-manager-os · 4 stars · license MIT · pushed 2026-11-04 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_oes7dkndg4l4td5m
GET https://markdownregistry.com/api/v1/resolve?ref=rizwanzafaris/product-manager-os/decision-memo
GET https://markdownregistry.com/api/v1/blob/e7f156e8a3eb863822565a46342624748a90a4d2211f93375b3246cfd5e48aec

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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Every file in rizwanzafaris/product-manager-os

Other files named decision-memo

decision-memo Cursor rule
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decision-memo SKILL.md skill
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