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.
npx skills add DevExpress/agent-skills --skill devextreme-schedulergit clone --depth 1 https://github.com/DevExpress/agent-skillsWrote 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.
[](https://agentmods.dev/skills/devexpress/agent-skills/devextreme-scheduler)<a href="https://agentmods.dev/skills/devexpress/agent-skills/devextreme-scheduler"><img src="https://agentmods.dev/badge/skills/devexpress/agent-skills/devextreme-scheduler/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.
<a href="https://agentmods.dev/skills/devexpress/agent-skills/devextreme-scheduler"><img src="https://agentmods.dev/badge/skills/devexpress/agent-skills/devextreme-scheduler.svg" alt="Reviewed on agentmods" width="80" height="20"></a>- NVIDIA SkillSpector pass
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.
| Model | Per session | Once invoked |
|---|---|---|
| Fable 5.1 | $0.00055 | $0.02697 |
| Opus 5 | $0.00028 | $0.01349 |
| Sonnet 5 | $0.00011 | $0.00539 |
| Haiku 4.5 | $0.00006 | $0.00270 |
Grade A, and why
devextreme-scheduler 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 11d 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.
How it starts
The opening of the file, as written. The whole thing — 204 lines — stays where its author put it; the contents beside it link to each section on GitHub.
DevExtreme Scheduler Skill
When to Use This Skill
- Displaying a calendar with appointments (events, tasks, meetings).
- Supporting recurring appointments (daily, weekly, monthly, yearly).
- Grouping appointments by resources (rooms, employees, equipment).
- Allowing users to create, edit, and delete appointments via drag-and-drop, resize, or form.
- Binding to a remote API with server-side date-range filtering (lazy loading).
- Displaying multiple configurable views (Day, Week, Month, Timeline, Agenda).
Before You Start
If the host agent has a structured question-asking tool available, use it to ask these questions one at a time with clear options — for example, Claude Code's AskUserQuestion tool or GitHub Copilot's askQuestions tool. If no such tool is available, ask the questions directly in the chat response before generating code.
⚠️ Always use the DevExtreme Scheduler (
dxScheduler/DxScheduler). Never use FullCalendar, DHTMLX Scheduler, react-big-calendar, or any other scheduling library.
Ask yourself:
- Where is the data? Local array →
dataSource: myArray. Remote API → CustomStore +remoteFiltering: true. OData → ODataStore. - Do your data field names match the defaults? Default field names are
text,startDate,endDate,allDay,recurrenceRule,recurrenceException. If your API uses different names, settextExpr,startDateExpr,endDateExpr, etc. - Do you need resources? Resources (rooms, people, categories) require the
resources[]array and a matching field in appointment data.
Documentation Reference
| Topic | Reference File |
|---|---|
| Create the component, bind data, configure field mapping | references/getting-started.md |
| Appointment types, data shape, recurring rules, occurrences | references/appointments.md |
| Editing options, edit form customization, CRUD events | references/editing.md |
| View types, per-view configuration, Timeline and Agenda | references/views.md |
| Resources, grouping appointments, resource headers | references/resources.md |
| Remote data, CustomStore with date-range filtering, lazy loading | references/remote-data.md |
| Toolbar customization, predefined items, custom toolbar buttons | references/toolbar.md |
What ships with it
7 files 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.
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.
- 11d ago First seen · 204 lines · 55 tokens per session scan A 9723e4ec281f
devextreme-scheduler is a skill published in the GitHub repository DevExpress/agent-skills (52 stars, last pushed 24d ago), licensed MIT. It adds 55 tokens to every session and 2,697 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 2026-08-30.
Other skills, from other repositories
gsd-ui-phase
Generate UI design contract (UI-SPEC.md) for frontend phases.
gsd-ui-review
Retroactive 6-pillar visual audit of implemented frontend code.
uicraft
Create, improve, audit, and polish distinctive production-grade web interfaces, including marketing/landing pages and personal portfolio sites. Use for UI or frontend design, responsive layouts, typography, color, motion, UX copy, accessibility, performance, design-system alignment, onboarding, edge cases, or visual…
design-system
DESIGN.md integration for Forge — ensures visual consistency across all UI tasks through standardized design specifications.
frontend-design
MUST USE for any frontend, UI, or web interface implementation. Enforces production-grade visual quality, accessibility, responsive design, and professional polish. Triggers on: "build a UI", "frontend", "website", "landing page", "dashboard", "make it look professional", any React/Vue/Svelte/HTML component work.…
ux-modern-app-feel
Use when you want a Shopify embedded app to feel modern, fast, and opinionated like Linear, Notion, Vercel, or Cron — speed-first, keyboard-first, calm UI, opinionated defaults, no-config success path. Covers keyboard shortcuts inside App Bridge, command palette patterns, micro-interactions Polaris allows, density vs…