add-chart
Renamed → /portaljs-add-chart. This alias will be removed next minor release.
Install / Use
npx skills add datopian/portaljsInstalls into whichever agent you are using.
Claude Commands
Claude Code slash commands
Quality Score
Category
Development & EngineeringSupported Platforms
Tags
Our assessment of add-chart
add-chart scores 83/100 on our quality scale, 1850th of 3,481 Development & Engineering skills we index.
We have not analysed the Claude Commands file itself yet, so the content part of this score is an estimate until our crawler reaches it.
With 2,356 GitHub stars, it is one of the more widely adopted skills in the catalogue.
Maintenance, license and trust
- The repository was last updated 21 days ago, so add-chart is actively maintained.
- It is released under the MIT license, a permissive license that allows use, modification and commercial use with attribution.
- Its trust signals score 100/100, with no cautions. These come from repository metadata, not a code audit — read the skill file before letting an agent act on it.
add-chart compared with similar skills
All 4 of these similar skills score higher than add-chart; compare them before choosing.
| Skill | Score | Stars | Updated | Format |
|---|---|---|---|---|
| add-chart (this skill)by datopian | 83 | 2.4k | 21d ago | Claude Commands |
| claude-memby thedotmack | 100 | 94.9k | today | CLAUDE.md |
| Agent-Reachby Panniantong | 100 | 86.1k | 13d ago | CLAUDE.md |
| Understand-Anythingby Egonex-AI | 100 | 84.6k | 1d ago | CLAUDE.md |
| headroomby headroomlabs-ai | 100 | 74.1k | today | CLAUDE.md |
Frequently asked questions
- How do I install add-chart?
- Run
npx skills add datopian/portaljs. The install tabs above show the steps for each supported agent. - Which AI agents does add-chart work with?
- It is written for Claude Code, as a Claude Commands file. Other agents that read the same format can often use it too.
- Is add-chart safe to use?
- It is MIT-licensed and scores 100/100 on trust signals. Skills are instructions an agent will follow, so read the file before installing it and do not approve commands you do not understand.
- Is add-chart still maintained?
- The repository was last updated 21 days ago, so add-chart is actively maintained.
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Languages
Trust signals
From repository metadata: license, adoption, age and documentation. Not a code audit — see the Safety scan above for what the skill file itself contains.