Agent skill

Evernote Data Handling

by jeremylongshore in jeremylongshore/tons-of-skills-marketplace

Best practices for handling Evernote data. An agent skill from jeremylongshore/tons-of-skills-marketplace.

MITAuto-check passedDatabases

Install Evernote Data Handling

skills CLI
$ npx skills add jeremylongshore/tons-of-skills-marketplace --skill evernote-data-handling -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install jeremylongshore/tons-of-skills-marketplace evernote-data-handling --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/jeremylongshore/tons-of-skills-marketplace.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/.curated/evernote-data-handling .claude/skills/evernote-data-handling && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
evernote-data-handling
GitHub stars
2.8k
Token cost
~1.1k tokens
SKILL.md length
402 words
Files
2 (incl. references)
Skills in repo
3,342
Repo updated
First seen
Licence
MIT

At a glance

Best practices for handling Evernote data. An agent skill from jeremylongshore/tons-of-skills-marketplace.

  • Works in 5 steps: Data Schema Design → ENML Content Processing → Resource (Attachment) Handling → …
  • Implementing data storage
  • SKILL.md covers Overview, Prerequisites, Instructions and Output, plus 4 more sections
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Evernote Data Handling is an agent skill from jeremylongshore/tons-of-skills-marketplace. Best practices for handling Evernote data. Use when implementing data storage, processing notes, handling attachments, or ensuring data integrity. Trigger with phrases like "evernote data", "handle evernote notes", "evernote storage", "process evernote content".

Its SKILL.md is about 1.1k tokens, which your agent loads only when the skill is triggered. The skill folder holds 2 other files, including reference files (for example `references/implementation-guide.md`). Compatibility notes: Designed for Claude Code

It sits in Databases. The repository describes itself as: Model-agnostic agent-skills platform with a harness-free canonical layer, verified adapters, and the ccpi package manager. Explore at tonsofskills.com. The licence is MIT.

When your agent uses it

  • Implementing data storage
  • Processing notes
  • Handling attachments
  • Ensuring data integrity

Example prompts

  • “evernote data”
  • “handle evernote notes”
  • “evernote storage”
  • “/evernote-data-handling”

Requirements

  • Compatibility (from SKILL.md): Designed for Claude Code
  • Pre-approved tools (allowed-tools): Read, Write, Edit, Grep

Workflow steps

5 steps, taken from the step headings in SKILL.md.

  1. Data Schema Design
  2. ENML Content Processing
  3. Resource (Attachment) Handling
  4. Sync Data Manager
  5. Data Export

What it can do on your machine

Read from SKILL.md and the folder at commit cfae287. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves these tools, so the agent can use them without asking each time:

    • Read
    • Write
    • Edit
    • Grep

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md (its code samples are javascript and sql).

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    Links to these hosts (documentation or services it may open):

    • dev.evernote.com

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

  • Compatibility

    Designed for Claude Code

    From compatibility in the SKILL.md frontmatter.

Context cost

Evernote Data Handling loads about 1.1k tokens when it runs, and up to ~5.3k if it reads all its reference files. Until then it costs about 71 tokens; SKILL.md has 402 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~71
When it runs · the whole SKILL.md, loaded when a task matches
~1.1k
With references · SKILL.md plus every file in references/, read only if the agent opens them
~5.3k

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from jeremylongshore/tons-of-skills-marketplace at commit cfae287, republished under its MIT licence (© jeremylongshore). 402 words, ~1,109 tokens.

Download SKILL.mdSave it as .claude/skills/evernote-data-handling/SKILL.md (or your agent's skills folder). This skill also uses 1 other file; get the full folder from GitHub.
name
evernote-data-handling
description
Best practices for handling Evernote data. Use when implementing data storage, processing notes, handling attachments, or ensuring data integrity. Trigger with phrases like "evernote data", "handle evernote notes", "evernote storage", "process evernote content".
allowed-tools
Read, Write, Edit, Grep
compatibility
Designed for Claude Code
version
1.13.0
license
MIT
author
Jeremy Longshore <jeremy@intentsolutions.io>
tags
saas, evernote, evernote-data

Evernote Data Handling

Overview

Best practices for handling Evernote data including ENML content processing, attachment management, local database sync, and ENEX export/import.

Prerequisites

  • Understanding of Evernote data model (Notes, Notebooks, Tags, Resources)
  • Database for local storage (SQLite, PostgreSQL, etc.)
  • File storage for attachments

Instructions

Step 1: Data Schema Design

Design a local database schema that mirrors Evernote's data model. Key tables: notes (guid, title, content, notebookGuid, created, updated, USN), notebooks (guid, name, stack), tags (guid, name), resources (guid, noteGuid, mime, hash, size). Track Update Sequence Numbers (USN) for incremental sync.

sql
CREATE TABLE notes (
  guid TEXT PRIMARY KEY,
  title TEXT NOT NULL,
  content TEXT,
  notebook_guid TEXT REFERENCES notebooks(guid),
  created BIGINT,
  updated BIGINT,
  usn INTEGER DEFAULT 0
);
Step 2: ENML Content Processing

Parse ENML to extract plain text (strip tags), convert to HTML (replace <en-note> with <body>, resolve <en-media> to <img>/<a> tags), or convert to Markdown. Validate ENML before sending to the API by checking for required declarations and forbidden elements.

javascript
function enmlToPlainText(enml) {
  return enml
    .replace(/<\?xml[^>]*\?>/g, '')
    .replace(/<!DOCTYPE[^>]*>/g, '')
    .replace(/<[^>]+>/g, ' ')
    .replace(/\s+/g, ' ')
    .trim();
}
Step 3: Resource (Attachment) Handling

Download resources via noteStore.getResource(guid, withData, ...). Store binary data locally with the MD5 hash as filename. Track MIME types for proper content-type serving. Compute hashes for integrity verification.

Step 4: Sync Data Manager

Implement incremental sync using getSyncState() to get the current server USN, then getSyncChunk() to fetch changes since your last sync. Process chunks in order: notebooks first, then tags, then notes, then resources.

javascript
const syncState = await noteStore.getSyncState();
if (syncState.updateCount > lastSyncUSN) {
  const chunk = await noteStore.getSyncChunk(lastSyncUSN, 100, true);
  // Process chunk.notebooks, chunk.tags, chunk.notes, chunk.resources
}
Step 5: Data Export

Export notes to ENEX (Evernote's XML export format), JSON, or Markdown. ENEX preserves the full note structure including resources and is compatible with Evernote import.

For the complete data schema, sync manager, ENML processor, and export implementations, see Implementation Guide.

Show full SKILL.md (155 more words)Show less

Output

  • SQL schema for local Evernote data storage
  • ENML-to-text and ENML-to-HTML converters
  • Resource download and local storage manager
  • Incremental sync engine using USN tracking
  • ENEX, JSON, and Markdown export utilities

Error Handling

ErrorCauseSolution
BAD_DATA_FORMATMalformed ENML during updateValidate ENML with DTD check before API call
QUOTA_REACHEDUpload limit exceededCheck user.accounting.uploaded before creating notes
DATA_CONFLICTNote modified since last readRefetch note by GUID and merge changes
Sync chunk gapsMissed USN rangeRequest full sync from USN 0

Resources

Next Steps

For enterprise features, see evernote-enterprise-rbac.

Examples

Local mirror: Sync all notes to a local SQLite database using incremental sync. Store resources on disk keyed by MD5 hash. Use the local mirror for full-text search without API calls.

Markdown export: Convert all notes in a notebook to Markdown files, preserving folder structure from notebook stacks, and saving attachments to an assets/ directory.

© jeremylongshore, MIT. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

SKILL.md and 1 other file (references) in skills/.curated/evernote-data-handling of jeremylongshore/tons-of-skills-marketplace.

  • SKILL.md
  • references/implementation-guide.md

Open the folder on GitHubat commit cfae287

Compare with similar skills

Evernote Data Handling next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Evernote Data Handling compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Evernote Data Handling this skilljeremylongshore/tons-of-skills-marketplace2.8k—~1.1kAutomated safety check: PassMIT
Keeper Stress AnalysisClickHouse/ClickHouse50k—~4.7kAutomated safety check: PassApache-2.0
Perf ComparisonClickHouse/ClickHouse50k—~3.9kAutomated safety check: NotesApache-2.0
Patch Release CheckClickHouse/ClickHouse50k—~4kAutomated safety check: NotesApache-2.0
Evolving The Data ModelTriliumNext/Trilium38k—~2.1kAutomated safety check: PassAGPL-3.0
Hybrid Cloud Outboxesgetsentry/sentry46k—~4.8kAutomated safety check: PassCustom licence

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Categories

Questions about Evernote Data Handling

What does Evernote Data Handling do?

Best practices for handling Evernote data. An agent skill from jeremylongshore/tons-of-skills-marketplace. Evernote Data Handling is an agent skill from jeremylongshore/tons-of-skills-marketplace. Best practices for handling Evernote data.

When should I use Evernote Data Handling?

Evernote Data Handling fits situations like: implementing data storage; processing notes; handling attachments; ensuring data integrity.

How do I install Evernote Data Handling in Claude Code?

Run `npx skills add jeremylongshore/tons-of-skills-marketplace --skill evernote-data-handling -a claude-code`. Or copy the skill folder (skills/.curated/evernote-data-handling in jeremylongshore/tons-of-skills-marketplace) into .claude/skills/evernote-data-handling in your project. Claude Code loads it when a task matches its description.

How do I install Evernote Data Handling in Codex?

Run `npx skills add jeremylongshore/tons-of-skills-marketplace --skill evernote-data-handling -a codex`. Or copy the skill folder (skills/.curated/evernote-data-handling in jeremylongshore/tons-of-skills-marketplace) into .agents/skills/evernote-data-handling in your project. Codex loads it when a task matches its description.

Can I use Evernote Data Handling in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add jeremylongshore/tons-of-skills-marketplace --skill evernote-data-handling -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/evernote-data-handling, .gemini/skills/evernote-data-handling, .github/skills/evernote-data-handling and .opencode/skills/evernote-data-handling in your project.

What does Evernote Data Handling need to run?

SKILL.md names no scripts, command-line tools or credentials: Evernote Data Handling is instructions for the agent only. Its frontmatter pre-approves these tools: Read, Write, Edit, Grep. Compatibility (from SKILL.md): Designed for Claude Code.

Does Evernote Data Handling access the network?

SKILL.md names 1 domain. As links in the text: dev.evernote.com. This is read from the text; nothing was executed.

Is Evernote Data Handling safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Evernote Data Handling use?

Evernote Data Handling is published under the MIT licence (declared in SKILL.md). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Evernote Data Handling use?

About 1.1k tokens (SKILL.md is roughly 4.4k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full. Its references folder adds about 4.2k tokens, read only when the agent opens those files.

What are the alternatives to Evernote Data Handling?

Skills that share tags, products or a category with Evernote Data Handling: Keeper Stress Analysis (ClickHouse/ClickHouse, 50k stars), Perf Comparison (ClickHouse/ClickHouse, 50k stars), Patch Release Check (ClickHouse/ClickHouse, 50k stars) and Evolving The Data Model (TriliumNext/Trilium, 38k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Evernote Data Handling?

jeremylongshore (a GitHub user) maintains it in jeremylongshore/tons-of-skills-marketplace, which has 2,827 GitHub stars. The repository holds 3,342 skills in this directory. The repository was last updated on October 10, 2026.

Source: jeremylongshore/tons-of-skills-marketplace on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.