Agent skill

Levyra Database

by LUC4N3X in LUC4N3X/Levyra-deepsound

Implement, debug, or review Levyra Room entities, DAOs, migrations, schemas, caches, stores, backups, downloads, favorites, playlists, history, and persistent queue data.

GPL-3.0Auto-check passedDevOps & Cloud

Install Levyra Database

skills CLI
$ npx skills add LUC4N3X/Levyra-deepsound --skill levyra-database -a claude-code

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

GitHub CLI
$ gh skill install LUC4N3X/Levyra-deepsound levyra-database --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/LUC4N3X/Levyra-deepsound.git skills-src && mkdir -p .claude/skills && cp -r skills-src/.agents/skills/levyra-database .claude/skills/levyra-database && 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
levyra-database
GitHub stars
531
Token cost
~468 tokens
SKILL.md length
210 words
Files
1
Skills in repo
22
Repo updated
First seen
Licence
GPL-3.0

At a glance

Implement, debug, or review Levyra Room entities, DAOs, migrations, schemas, caches, stores, backups, downloads, favorites, playlists, history, and persistent queue data.

  • Works in 4 steps: Read the root AGENTS.md and… → Read docs/ARCHITECTURE.md. → Read .agents/claude/rules/data-room.md… → …
  • Tasks that involve Backup and disaster recovery
  • SKILL.md covers Required context, Change contract, Guardrails and Validation
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Levyra Database is an agent skill from LUC4N3X/Levyra-deepsound. Implement, debug, or review Levyra Room entities, DAOs, migrations, schemas, caches, stores, backups, downloads, favorites, playlists, history, and persistent queue data.

Its SKILL.md is about 470 tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

It sits in DevOps & Cloud, covering Backup and disaster recovery. The repository describes itself as: Open-source music player for Android and Windows with no accounts or tracking. Built for quick discovery, synced lyrics, radio, and rich artwork ♫. The licence is GPL-3.0.

When your agent uses it

  • Tasks that involve Backup and disaster recovery

Example prompts

  • “/levyra-database”

Workflow steps

4 steps, taken from the first numbered list in SKILL.md.

  1. Read the root AGENTS.md and app/AGENTS.md when working in the Android module.
  2. Read docs/ARCHITECTURE.md.
  3. Read .agents/claude/rules/data-room.md and .agents/claude/rules/architecture.md.
  4. Inspect every affected entity, DAO, repository/store, schema version, migration, backup path, and test.

What it can do on your machine

Read from SKILL.md and the folder at commit 6bc7c93. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md.

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

  • Network

    No URLs in SKILL.md.

    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.

Context cost

Levyra Database loads about 468 tokens when it runs. Until then it costs about 47 tokens; SKILL.md has 210 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~47
When it runs · the whole SKILL.md, loaded when a task matches
~468

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 LUC4N3X/Levyra-deepsound at commit 6bc7c93, republished under its GPL-3.0 licence (© LUC4N3X). 210 words, ~468 tokens.

Download SKILL.mdSave it as .claude/skills/levyra-database/SKILL.md (or your agent's skills folder).
name
levyra-database
description
Implement, debug, or review Levyra Room entities, DAOs, migrations, schemas, caches, stores, backups, downloads, favorites, playlists, history, and persistent queue data.

Levyra database workflow

Required context

  1. Read the root AGENTS.md and app/AGENTS.md when working in the Android module.
  2. Read docs/ARCHITECTURE.md.
  3. Read .agents/claude/rules/data-room.md and .agents/claude/rules/architecture.md.
  4. Inspect every affected entity, DAO, repository/store, schema version, migration, backup path, and test.

Change contract

Before editing, define:

  • the current schema and behavior;
  • the intended schema and behavior;
  • the exact migration path;
  • data that must be preserved;
  • identity, uniqueness, index, cleanup, TTL, and storage-bound requirements;
  • effects on downloads, favorites, playlists, queue, lyrics, history, settings, and backups.

Guardrails

  • Never use destructive migration for an existing user database.
  • Bump the database version exactly once for an actual schema change and add an explicit migration from the previous version.
  • Keep durable identity canonical and independent from mutable display strings.
  • Keep database and file I/O off the main thread.
  • Bound caches and historical data with explicit cleanup behavior.
  • Distinguish conclusive negative results from transient failures before persisting cache state.
  • Preserve backup and restore compatibility unless the task explicitly changes the format.
  • Avoid parallel stores that duplicate an existing source of truth.

Validation

Add migration and DAO tests covering upgrade, reads, writes, uniqueness, pruning, failure recovery, and backward compatibility as applicable. Verify that existing user data survives the migration and that unaffected personal-library features keep their current behavior.

© LUC4N3X, GPL-3.0. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

Just SKILL.md in .agents/skills/levyra-database of LUC4N3X/Levyra-deepsound.

Open the folder on GitHubat commit 6bc7c93

Compare with similar skills

Levyra Database 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.

Levyra Database compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Levyra Database this skillLUC4N3X/Levyra-deepsound531—~468Automated safety check: PassGPL-3.0
OmniRoute Backup and Sync CLIdiegosouzapw/OmniRoute74k—~948Automated safety check: PassMIT
OmniRoute Database Backupsdiegosouzapw/OmniRoute74k1 repos~395Automated safety check: PassMIT
Pymobiledevice3 Device Operatordoronz88/pymobiledevice32.8k—~1.8kAutomated safety check: NotesGPL-3.0
Myclaw BackupLeoYeAI/openclaw-backup659—~1.8kAutomated safety check: PassMIT
Tempsgotempsh/temps826—~1.9kAutomated safety check: PassApache-2.0

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More from LUC4N3X/Levyra-deepsound

All 22 skills in this repo
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  • Levyra Context Efficiency

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  • Levyra R8 Proguard

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  • Levyra Android Performance

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  • Levyra CI Workflows

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Categories

Questions about Levyra Database

What does Levyra Database do?

Implement, debug, or review Levyra Room entities, DAOs, migrations, schemas, caches, stores, backups, downloads, favorites, playlists, history, and persistent queue data. Levyra Database is an agent skill from LUC4N3X/Levyra-deepsound. Implement, debug, or review Levyra Room entities, DAOs, migrations, schemas, caches, stores, backups, downloads, favorites, playlists, history, and persistent queue data.

When should I use Levyra Database?

Levyra Database fits situations like: tasks that involve Backup and disaster recovery.

How do I install Levyra Database in Claude Code?

Run `npx skills add LUC4N3X/Levyra-deepsound --skill levyra-database -a claude-code`. Or copy the skill folder (.agents/skills/levyra-database in LUC4N3X/Levyra-deepsound) into .claude/skills/levyra-database in your project. Claude Code loads it when a task matches its description.

How do I install Levyra Database in Codex?

Run `npx skills add LUC4N3X/Levyra-deepsound --skill levyra-database -a codex`. Or copy the skill folder (.agents/skills/levyra-database in LUC4N3X/Levyra-deepsound) into .agents/skills/levyra-database in your project. Codex loads it when a task matches its description.

Can I use Levyra Database 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 LUC4N3X/Levyra-deepsound --skill levyra-database -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/levyra-database, .gemini/skills/levyra-database, .github/skills/levyra-database and .opencode/skills/levyra-database in your project.

What does Levyra Database need to run?

SKILL.md names no scripts, command-line tools or credentials: Levyra Database is instructions for the agent only.

Does Levyra Database access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Levyra Database 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 Levyra Database use?

Levyra Database is published under the GPL-3.0 licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Levyra Database use?

About 468 tokens (SKILL.md is roughly 1.9k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Levyra Database?

Skills that share tags, products or a category with Levyra Database: OmniRoute Backup and Sync CLI (diegosouzapw/OmniRoute, 74k stars), OmniRoute Database Backups (diegosouzapw/OmniRoute, 74k stars), Pymobiledevice3 Device Operator (doronz88/pymobiledevice3, 2.8k stars) and Myclaw Backup (LeoYeAI/openclaw-backup, 659 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Levyra Database?

LUC4N3X (a GitHub user) maintains it in LUC4N3X/Levyra-deepsound, which has 531 GitHub stars. The repository holds 22 skills in this directory. The repository was last updated on October 8, 2026.

Source: LUC4N3X/Levyra-deepsound on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.