octarine-notes

octarine-notes is a skill for Codex from rajatkulkarni95/octarine-skills. It costs 63 tokens per session (1,521 once invoked), scanned A, original, MIT.

A way to create and organise notes in Octarine, a local-first note-taking app that stores notes as Markdown text files on disk.

In plain words
What is it for?
Use it for daily notes, meeting records, plans, research, attachments, tags, linked wiki pages, and templates.
Why use it?
It lets an agent save notes directly into the Octarine workspace so the app can detect and display them.

Skill for Codex

Written for Codex: agents/openai.yaml present. Also seen: mentions CLAUDE.md; mentions AGENTS.md.

Good fit Use it for daily notes, meeting records, plans, research, attachments, tags, linked wiki pages, and templates.

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Install with agentmods
npx agentmods add skills/rajatkulkarni95/octarine-skills/octarine-notes
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add rajatkulkarni95/octarine-skills --skill octarine-notes
Clone the repo
git clone --depth 1 https://github.com/rajatkulkarni95/octarine-skills

Made for: Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for octarine-notes

README.md
[![agentmods](https://agentmods.dev/badge/skills/rajatkulkarni95/octarine-skills/octarine-notes/github.svg)](https://agentmods.dev/skills/rajatkulkarni95/octarine-skills/octarine-notes)
Your own site
<a href="https://agentmods.dev/skills/rajatkulkarni95/octarine-skills/octarine-notes"><img src="https://agentmods.dev/badge/skills/rajatkulkarni95/octarine-skills/octarine-notes/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for octarine-notes

Your own site · 80×15
<a href="https://agentmods.dev/skills/rajatkulkarni95/octarine-skills/octarine-notes"><img src="https://agentmods.dev/badge/skills/rajatkulkarni95/octarine-skills/octarine-notes.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 63 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,521 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00063 $0.01521
Opus 5 $0.00032 $0.00760
Sonnet 5 $0.00013 $0.00304
Haiku 4.5 $0.00006 $0.00152

Measured 12d ago against content hash 8d7e5c104ff2, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade A, and why

octarine-notes scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 12d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

octarine-notes/SKILL.md · 203 lines

How it starts

The opening of the file, as written. The whole thing — 203 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Octarine Notes

Octarine is a local-first note-taking app. Notes are plain Markdown files in a user-selected workspace, and Octarine watches the filesystem for changes. To save content into Octarine, write files into the workspace; do not use an API.

Workspace Discovery

Before creating or editing notes, identify the Octarine workspace.

  1. Check whether the user has already provided a workspace path in the current conversation, agent memory, AGENTS.md, CLAUDE.md, or another global config.
  2. Walk up from the current working directory. If a parent contains .octarine/, treat that parent as the workspace root.
  3. If no workspace is known, ask the user for the Octarine workspace path.
  4. Validate the workspace before writing. The directory should exist and contain .octarine/.
  5. After the user confirms a valid workspace path, persist it in global agent memory or global config when available so future sessions can reuse it.

Do not guess a default workspace path. Common locations such as ~/Documents/Octarine/ are only suggestions to help the user find the folder.

Workspace Layout

Typical workspace structure:

<workspace>/
├── *.md
├── <folder>/*.md
├── Daily/
│   └── Weekly/
├── .templates/
├── .attachments/
├── .files/
└── .octarine/

Rules:

  • Never modify .octarine/.
  • Avoid custom dot-prefixed folders unless the user has enabled dot-folders in Octarine.
  • Write notes as .md files.
  • Put images and media in .attachments/.
  • Put imported non-Markdown files in .files/.
  • Avoid node_modules and .git folder names; Octarine ignores them.

Writing Notes

Write Markdown files directly into the workspace.

# My Note Title

Content goes here.

Save as:

<workspace>/My Note Title.md

For notes in folders, create directories as needed:

<workspace>/Projects/Alpha/design-doc.md
<workspace>/Areas/Health/workout-log.md

Use safe filenames:

  • Use .md extension.
  • Avoid < > : " / \ | ? * inside a filename segment.
  • Spaces are supported.
  • If a same-name file exists and the user did not ask to overwrite it, append a number such as Note 1.md.

Read the full file on GitHub · 203 lines

Files

What ships with it

1 file beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 12d ago First seen · 203 lines · 63 tokens per session scan A 8d7e5c104ff2

Subscribe to this mod's changes

octarine-notes is a skill published in the GitHub repository rajatkulkarni95/octarine-skills (5 stars, last pushed 2mo ago), licensed MIT. It adds 63 tokens to every session and 1,521 once invoked, about $0.0003 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

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