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recall · nimbalyst — Claude Code skill: what it does, how to install

Retrieves recorded decisions, background context, and open questions from your project wiki before code changes. Operates strictly in read-only mode.

Install into Claude Code · Skills CLI (Vercel) All methods and platforms ↓
npx skills add nimbalyst/nimbalyst --skill recall -a claude-code
Open on GitHub

What recall does

The skill queries a project wiki to explain why certain technical choices were made. It looks up decision marks, authors, dates, and alternatives before an agent starts editing code. It checks up to five matching pages via readCollabDoc to inspect the full context around each mark.

Server features differ by setup. Tool calls listMarks and pagesForFiles function exclusively on the nimbalyst-local server, whereas team wikis rely on searchPages.

Writing data is outside this tool's scope. Recording new decisions or editing wiki pages requires separate capture and update skills.

What it helps with

  • look up past architectural decisions and their trade-offs
  • check open questions and assigned owners
  • find wiki pages linked to specific files in the repository
  • flag outdated wiki documents before modifying code

Example prompts for the agent

  • What did we decide regarding database migrations?
  • Why did we choose gRPC for inter-service communication?
  • Are there any open questions about payment processing?

How to install recall

1Skills CLI (Vercel)

npx skills add nimbalyst/nimbalyst --skill recall -a claude-code

2Manually: put the files in place

~/.claude/skills/recall/SKILL.md

Copy the whole skill folder; for one project use .claude/skills/recall/

Step by step, with commands for each platform: How to install skills in Claude Code: five ways

Questions about recall

How to install recall in Claude Code?

Run npx skills add nimbalyst/nimbalyst --skill recall -a claude-code. The skill specification will be placed in ~/.claude/skills/recall/SKILL.md.

What does the recall skill do?

It reads project wiki pages and extracts decisions, author names, alternatives, and open tasks relevant to the task at hand.

Can recall write new decisions back to the wiki?

No, this skill only reads data. Capturing new decisions or updating documentation requires the capture and update skills.

Source text

SKILL.md · MIT
---
name: recall
description: Answer from the project's wiki what was decided, why, and what it says about an area. Use when the user asks "why did we", "what did we decide", "is there a decision on" or "what does the wiki say", and before starting design or a non-trivial change in an area the wiki may cover.
argument-hint: "[question or area]"
---

Find what the project's wiki already says before answering or changing code. This skill only reads; the `capture` and `update` skills write.

Question or area: $ARGUMENTS (empty means the area of the work at hand)

1. Choose the wiki exactly as the `connect` skill says, in its order: the desktop app's wiki tools when they are available (then use them, not this plugin's), a local wiki whose `.nimbalyst/local-wiki.json` has `migratedTo` (it moved to that team project; its local files are an archive), a `.nimbalyst/wiki.json` pin, and only then the local wiki. `listMarks` and `pagesForFiles` exist only on the `nimbalyst-local` server; on the team wiki or the desktop tools use `searchPages` and `readCollabDoc` for steps 2 to 4. Never answer from a moved wiki's local archive as if it were current; if a local result carries a `movedToTeam` note, switch to the team wiki or say the answer comes from the archive. If there is no wiki at all, say so in one line and stop; do not offer to create one unless the user asks.
2. Decisions and open questions: call `listMarks` with `query` set to two or three key words from the question. Add `kind: "decided"` for "what did we decide" and "why did we", `kind: "open"` for "what is still open", and `by` when the user names a person. With nothing found, try other words once before giving up.
3. Pages: call `searchPages` for the area. When the work is about to change code, call `pagesForFiles` with those files (no arguments checks the working tree) and treat its pages as required reading.
4. Read the few pages that answer it best with `readCollabDoc`, about five at most. A mark's reasoning is in the sentences around it, so read the page, not only the mark.
5. Answer from what you read: each decision with who made it, when, and what it was chosen over; each open question with its owner. Name every page you used with its path in the wiki folder. Say when a page is `stale` (from `pagesForFiles`) or has `status: outdated`, and keep what the wiki says apart from what you infer.
6. If the wiki has nothing on the question, say that plainly in one line and answer from the code or the conversation, labelled as such. If the user then decides something, the `capture` skill records it.

© nimbalyst · MIT · nimbalyst/nimbalyst

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recall by other authors comes first.

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From the same set16

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