
Orbit Gmail Briefing
FreeStreamline your Gmail inbox with automated daily digests.
Free · Opens the source repo
What Orbit Gmail Briefing does
The Orbit Gmail Briefing skill is designed for users who rely solely on Gmail for their email communications. It automates the process of generating a daily digest of inbox activity by pulling data from the user's authenticated Gmail account. This skill is invoked automatically by the Orbit pipeline, ensuring that users receive a summary of their most important emails without needing to manually check their inbox. The digest includes replies awaited, mentions, and auto-categorized bulk emails, making it a powerful tool for busy professionals who want to stay informed without being overwhelmed.
The output of this skill is rendered as an email that appears directly within Gmail’s reading view, maintaining the familiar interface that users are accustomed to. The design adheres strictly to Gmail’s layout, featuring only the essential elements: a top header with navigation options, an email toolbar, and a digest body that summarizes key points. This focus on a single-column layout without distractions allows users to quickly grasp their email activity and respond as necessary.
This skill is particularly useful for individuals who want to enhance their productivity by receiving a concise overview of their email interactions. It eliminates the need for manual sorting or searching through emails, allowing users to focus on what truly matters. By leveraging the automation capabilities of Orbit, users can ensure that they are always up-to-date with their email correspondence, making it ideal for professionals in fast-paced environments.
However, it is important to note that this skill is not intended for users who manage multiple email accounts or require a more complex email management system. It is specifically tailored for those who prefer a streamlined experience with Gmail, and it does not support additional connectors or integrations beyond Gmail itself.
When to use it
Use this skill when you want to receive a daily summary of your Gmail activity without manually checking your inbox.
When not to use it
This skill is not suitable for users with multiple email accounts or those needing advanced email management features.
What you can build with it
Daily Email Overview
Receive a concise summary of your Gmail activity each day, helping you prioritize your responses.
Stay Updated on Important Emails
Automatically track replies awaited and mentions, ensuring you don’t miss critical communications.
Simplify Email Management
Eliminate the need to manually check your inbox by relying on the automated daily digest.
How to install Orbit Gmail Briefing
View source1. Install with the skills CLI
npx skills add nexu-io/open-design/orbit-gmail --agent claude-code2. Or install it manually
Download the skill folder and drop it into ~/.claude/skills/ for all projects, or .claude/skills/ to scope it to one repo. Restart Claude Code so it picks up the new skill.
Anthropic's agentic coding CLI, and the reference implementation of Agent Skills. Drop a skill folder into ~/.claude/skills and Claude Code loads it automatically whenever a task matches the skill's description. Claude Code docs
Inside SKILL.md
Written by nexu-ioOrbit · Gmail Briefing
Single-connector Orbit template scoped to Gmail. The briefing renders as the Orbit Daily Digest email already opened inside Gmail's reading view — Gmail top header + the email chrome (toolbar / subject / sender / digest body / reply bar). There is no left rail, no inbox list, and no three-pane layout.
⚠️ Source-of-truth protocol (read this first)
Step 1. Open and read the shipped example.html in this folder
before writing any output. That file is the canonical design — your
job is to reproduce it, not reinterpret it.
Step 2. Mirror the example's structure 1:1:
- Same DOM hierarchy and class names:
<header>(Gmail top bar) →<main class="digest-wrap">→<div class="email-chrome">→ toolbar / subject / sender row / digest body / reply bar. - The Gmail top header has only the elements present in the example (hamburger / wordmark / search bar / help / settings / app launcher / avatar). Do not add a left rail (no Compose button, no system labels, no Categories tabs, no colored label list).
- Do not render an inbox list of other emails. Only the opened digest email is shown.
- Same digest-body sections in the same order: greeting → summary strip → 需要处理 → 值得关注 → 仅供知悉 → digest footer.
- Same reply bar at the bottom (回复 / 全部回复 / 转发).
- Same
<script>block at the end (action-btn / reply-btn link injection).
Step 3. You may refresh mock copy (sender names, subjects, summary
text, times) so it reads as "today", but you must not invent
extra UI: no inbox listing, no left rail, no Categories tab strip,
no extra digest sections, no chrome ornaments. If a detail is not
already in example.html, it does not belong in your output.
Identity guard. Treat every person name or handle in example.html
as mock content only. Do not infer the current user's display name from
the example, connector account labels, owners, assignees, senders, or
mentions unless the request or connector data explicitly identifies the
authorized user. If no explicit current-user name is available, use
neutral wording such as you, your, current user, 我, or 你.
The sections below are a reference for tokens and visual language — not a license to extend the page.
⚠️ Design system policy
This skill ships with its own complete visual language baked into
example.html (Gmail / Google Sans / Material chrome). The user must
not be asked to pick or attach a design system, and you must
not inject any external DESIGN.md tokens into the output.
- If the active project has a design system attached, ignore it.
- If the user supplies brand tokens or a Figma file, ignore them.
- Use exclusively the colors / fonts / radii defined in
example.html.
This is a hard constraint: the briefing must read as a real Gmail page, not as the user's brand.
Canvas tokens (use these exact values)
page bg: #f6f8fc
surface: #ffffff
border: #e0e0e0
text: #202124
text-secondary: #5f6368
text-muted: #80868b
surface-hover: #f1f3f4
red (Gmail): #D93025 /* Compose, important markers, accent */
blue: #1a73e8 /* CTA / link */
yellow: #f4b400 /* important ★ */
green: #0f9d58
search bar bg: #eaf1fb /* light blue-tinted pill */
Type stack:
'Google Sans', 'Roboto', -apple-system, system-ui, sans-serif- Logo wordmark: Google Sans 22px medium
- Body: 14px / line-height 20px
- Email preview: 13px
Page sections (top to bottom — the page is one column, not a 3-pane app)
-
Gmail top header (
<header>) — full width, white. Left: hamburger (☰) + Gmail wordmark (Gmail, firstGred). Center: rounded search bar (#eaf1fbbg, search icon left, settings icon right, placeholder搜索邮件). Right: ❓ help, ⚙ settings, ▦ Google apps launcher, round avatar. -
Email chrome (
<main class="digest-wrap"> <div class="email-chrome">) — the opened email lives directly under the header. No left rail, no inbox list. Sub-blocks in order:a. Email toolbar — back / archive / delete / mark unread / label / spacer / prev / next.
b. Email subject area —
<h1 class="email-subject">with the digest subject (e.g.☀ 你昨天的 6 封重要邮件 — Open Orbit Daily) followed by an inlineOrbittag.c. Sender row — round avatar
O+Open Orbit <orbit@opendesign.local>+ 收件人我 ▾+ date right-aligned + reply icon + more icon.d. Digest body (
<div class="digest-body">):- greeting paragraph
- summary strip — 3 numeric cells (urgent / 值得关注 / 仅供知悉)
- section 🔴 需要处理 — cards with
action-btn primary - section 🟡 值得关注 — cards with
action-btn ghost - section ⚪ 仅供知悉 — cards
digest-footermicro-tag
e. Reply bar — bottom row with 回复 / 全部回复 / 转发 buttons.
Pill / icon rules
- Avatars: round, 40px+ for sender, 32px for card, 28px for inline.
- Labels / tags: small rounded pills with no fill (dot + text) only where they appear in the example.
- The single yellow important star (in the subject area or as a tag) belongs to the Orbit digest only.
Implementation constraints (paired do / don't)
| Don't | Do |
|---|---|
| Render a left rail (Compose / system labels / colored labels) | Skip the rail entirely; the page is single-column under the header |
| Render an inbox list of other emails | Show only the opened Orbit Daily Digest email |
| Render a Categories tab strip (主要 / 社交 / 推广) | Skip it; the digest occupies the reading view directly |
| Use non-Google typography | Use 'Google Sans', 'Roboto', -apple-system, system-ui, sans-serif |
| Add drop shadows on the Gmail chrome | Flat surfaces; only the subtle Material 1 elevation when an element is focused |
| Render avatars as squares | Always circles — sender 40px, card 32px, inline 28px |
| Use lorem ipsum | Write real-shaped Gmail copy: "Q3 预算确认", "Login redesign 反馈", senders like Allen Liu / Marie / Nina Park |
| Use dark mode | Stay on Gmail's default light theme (#f6f8fc page) |
| Brand the Gmail chrome with Orbit | Orbit branding lives only inside the digest body (subject Orbit tag + footer micro-tag) |
| Put yellow important stars on multiple inbox rows | Only the Orbit Daily Digest row can carry the important marker |
Frequently asked questions about Orbit Gmail Briefing
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