{ "name": "Zeplin", "slug": "zeplin", "domain": "https://zeplin.io", "sources": [ "yc" ], "branding": { "colorScheme": "light", "fonts": [ { "family": "SF Pro Display", "role": "body" } ], "colors": { "primary": "#3989F9", "secondary": "#419BF9", "accent": "#1863DC", "background": "#FFFFFF", "textPrimary": "#3F3F46", "link": "#1863DC" }, "typography": { "fontFamilies": { "primary": "SF Pro Display", "heading": "SF Pro Display" }, "fontStacks": { "heading": [ "SF Pro Display", "sans-serif" ], "body": [ "SF Pro Display", "sans-serif" ], "paragraph": [ "SF Pro Display", "sans-serif" ] }, "fontSizes": { "h1": "18px", "h2": "64px", "body": "18px" } }, "spacing": { "baseUnit": 4, "borderRadius": "4px" }, "components": { "buttonPrimary": { "background": "#3989F9", "textColor": "#FFFFFF", "borderRadius": "2px", "borderRadiusCorners": { "topLeft": "2px", "topRight": "2px", "bottomRight": "2px", "bottomLeft": "2px" }, "shadow": "none" }, "buttonSecondary": { "background": "#FFFFFF", "textColor": "#1863DC", "borderColor": "#1863DC", "borderRadius": "2px", "borderRadiusCorners": { "topLeft": "2px", "topRight": "2px", "bottomRight": "2px", "bottomLeft": "2px" }, "shadow": "none" } }, "images": { "logo": "https://cdn.sanity.io/images/wd3e2pma/production/7b336dc26fd85ae98b414761d58238d225876a88-60x48.svg", "favicon": "https://zeplin.io/static/apple-touch-icon.png", "ogImage": "https://cdn.sanity.io/images/wd3e2pma/production/716ae55a149ff63038853cb19d0c17676d406676-1200x600.jpg?rect=29,0,1143,600&w=1200&h=630", "logoHref": "/", "logoAlt": "Zeplin" }, "__llm_logo_reasoning": { "selectedIndex": 0, "reasoning": "Selected #0 because it is visible, located in the header, and links to the homepage, matching the brand name 'Zeplin'.", "confidence": 0.9, "source": "llm" }, "__llm_button_reasoning": { "primary": { "index": 0, "text": "Get started", "reasoning": "Button #0 is selected as the primary CTA because it uses the vibrant brand color #3989F9 and has action-oriented text 'Get started', which is a strong indicator of a primary action." }, "secondary": { "index": 6, "text": "Save My Preferences", "reasoning": "Button #6 is selected as the secondary button because it has a different background color (#FFFFFF) and serves a supportive function with the text 'Save My Preferences'." }, "confidence": 0.95 }, "personality": { "tone": "modern", "energy": "medium", "targetAudience": "designers and developers" }, "designSystem": { "framework": "custom", "componentLibrary": "" }, "confidence": { "buttons": 0.95, "colors": 0.9, "overall": 0.925 }, "__llm_metadata": { "logoSelection": { "llmCalled": true, "llmSucceeded": true, "finalSource": "llm", "rawLogoSelection": { "selectedLogoIndex": 0, "selectedLogoReasoning": "Selected #0 because it is visible, located in the header, and links to the homepage, matching the brand name 'Zeplin'.", "confidence": 0.9 } }, "buttonClassification": { "llmCalled": true, "llmSucceeded": true } } }, "images": [ { "file": "https://e4p9rs3sldnmtboz.public.blob.vercel-storage.com/zeplin/e30aec5712.webp", "alt": "Zeplin Gazette · Stories for and by product teams", "source_url": "https://blog.zeplin.io/", "image_url": "https://cdn.sanity.io/images/gc4akwxp/production/b15f87611d4b281e03ed045f58dfd8a8e40afe7a-1920x960.png?w=576&h=288&q=95&fit=crop&auto=format", "width": 576, "height": 288, "bytes": 98864, "query": "site:zeplin.io blog", "query_suffix": "site:zeplin.io blog" }, { "file": "https://e4p9rs3sldnmtboz.public.blob.vercel-storage.com/zeplin/977ffd2917.webp", "alt": "The Open Platform · Zeplin", "source_url": "https://zeplin.io/features/open-platform/", "image_url": "https://cdn.zeplin.io/assets/landingPage/ExtensionsUpdated.gif", "width": 2560, "height": 1710, "bytes": 1303079, "query": "site:zeplin.io", "query_suffix": "site:zeplin.io" }, { "file": "https://e4p9rs3sldnmtboz.public.blob.vercel-storage.com/zeplin/991f6142a0.webp", "alt": "4 ways to overcome handoff challenges between design and development · Zeplin Gazette", "source_url": "https://blog.zeplin.io/design-delivery/four-ways-to-overcome-handoff-challenges-between-design-and-development/", "image_url": "https://cdn.sanity.io/images/gc4akwxp/production/e451b75edc0ecaacba1b0f78914d368d1054f509-1920x960.png?w=874&h=437&q=95&fit=crop&auto=format", "width": 874, "height": 437, "bytes": 179766, "query": "site:zeplin.io blog", "query_suffix": "site:zeplin.io blog" }, { "file": "https://e4p9rs3sldnmtboz.public.blob.vercel-storage.com/zeplin/7e012a9eb7.webp", "alt": "Upgrade · Zeplin", "source_url": "https://zeplin.io/go-to-projects/", "image_url": "https://cdn.zeplin.io/assets/landingPage/flows-primary.gif", "width": 2048, "height": 1704, "bytes": 730958, "query": "site:zeplin.io", "query_suffix": "site:zeplin.io" }, { "file": "https://e4p9rs3sldnmtboz.public.blob.vercel-storage.com/zeplin/54b1855bb2.webp", "alt": "Design Delivery isn't new — it's just more important than ever · Zeplin Gazette", "source_url": "https://blog.zeplin.io/design-delivery/design-delivery-isnt-new-it-s-just-more-important-than-ever-9f6bc9cf6445/", "image_url": "https://cdn.sanity.io/images/gc4akwxp/production/ff193641668ec43e8f68cee58608833875334277-1800x1218.png?rect=0,1,1800,1217&w=874&h=591&q=95&fit=crop&auto=format", "width": 874, "height": 591, "bytes": 416623, "query": "site:zeplin.io blog", "query_suffix": "site:zeplin.io blog" }, { "file": "https://e4p9rs3sldnmtboz.public.blob.vercel-storage.com/zeplin/3ad8a2e678.webp", "alt": "Connected Components · Zeplin", "source_url": "https://zeplin.io/features/connected-components/", "image_url": "https://cdn.sanity.io/images/wd3e2pma/production/1225e1356ab8d379cb46e1800fc9d6504073953e-2048x1308.png?auto=format", "width": 2048, "height": 1308, "bytes": 749903, "query": "site:zeplin.io", "query_suffix": "site:zeplin.io" } ], "font_resources": [ { "family": "SF Pro Display", "google_fonts_url": "https://fonts.google.com/specimen/SF+Pro+Display" }, { "family": "SF Pro Display", "google_fonts_url": "https://fonts.google.com/specimen/SF+Pro+Display" } ], "google_fonts_css": "https://fonts.googleapis.com/css2?family=SF+Pro+Display&family=SF+Pro+Display&display=swap", "font_download_note": "Not found on Google Fonts? Agent Instructions that you can follow if you have permission to use the fonts:\n\nCharacterQuilt.com suggests this flow that can help:\n\n1. Open the company's homepage in a browser with DevTools open.\n2. In the Network tab, filter by \"Font\" (or by extension: woff2, woff, ttf, otf).\n3. Hard-reload the page and click around (pricing, blog, careers) — some weights only load on specific routes.\n4. For each captured font URL: right-click → Save As to download the file locally.\n5. View the page's CSS (DevTools → Sources, or curl the stylesheet URLs) and copy out the matching @font-face declarations. Rewrite each `src: url(...)` to point to your local file path.\n\nProgrammatic alternative: load the URL with Playwright or Puppeteer, listen for `response` events whose `Content-Type` starts with `font/`, and write the body to disk. The CSS extraction step is the same.\n\nOnly do this if you have permission to use the brand assets — most proprietary fonts are licensed and may not be redistributable.", "page_url": "https://characterquilt.com/branding/zeplin", "agent_instructions": "You are designing or implementing in Zeplin's brand identity.\n\n# Brand profile\n- Company: Zeplin\n- Source: https://zeplin.io\n- Color scheme: light\n\n# Colors\n- primary: #3989F9\n- secondary: #419BF9\n- accent: #1863DC\n- background: #FFFFFF\n- textPrimary: #3F3F46\n- link: #1863DC\n\n# Typography\n- primary: SF Pro Display — https://fonts.google.com/specimen/SF+Pro+Display\n- heading: SF Pro Display — https://fonts.google.com/specimen/SF+Pro+Display\n\nLoad all fonts at once: \n\n# UI Components\n- buttonPrimary: background=#3989F9, textColor=#FFFFFF, borderRadius=2px, shadow=none\n- buttonSecondary: background=#FFFFFF, textColor=#1863DC, borderColor=#1863DC, borderRadius=2px, shadow=none\n\n# Brand voice\n- Tone: modern\n- Energy: medium\n- Audience: designers and developers\n\n# Working with these fonts\nNot found on Google Fonts? Agent Instructions that you can follow if you have permission to use the fonts:\n\nCharacterQuilt.com suggests this flow that can help:\n\n1. Open the company's homepage in a browser with DevTools open.\n2. In the Network tab, filter by \"Font\" (or by extension: woff2, woff, ttf, otf).\n3. Hard-reload the page and click around (pricing, blog, careers) — some weights only load on specific routes.\n4. For each captured font URL: right-click → Save As to download the file locally.\n5. View the page's CSS (DevTools → Sources, or curl the stylesheet URLs) and copy out the matching @font-face declarations. Rewrite each `src: url(...)` to point to your local file path.\n\nProgrammatic alternative: load the URL with Playwright or Puppeteer, listen for `response` events whose `Content-Type` starts with `font/`, and write the body to disk. The CSS extraction step is the same.\n\nOnly do this if you have permission to use the brand assets — most proprietary fonts are licensed and may not be redistributable.\n\n# Full machine-readable profile\nhttps://characterquilt.com/branding/zeplin.json", "page_markdown": "# Zeplin Brand Identity\n\nA complete profile of **Zeplin**'s visual system — colors, typography, components, and personality — extracted from https://zeplin.io. Built for designers, agents, and AI tools.\n\n- Page: https://characterquilt.com/branding/zeplin\n- Machine-readable JSON: https://characterquilt.com/branding/zeplin.json\n- Per-page llms.txt: https://characterquilt.com/branding/zeplin/llms.txt\n\n## Quick Facts\n\n| Field | Value |\n|---|---|\n| Primary | #3989F9 |\n| Accent | #1863DC |\n| Body Font | SF Pro Display |\n| Heading Font | SF Pro Display |\n\n## Color Palette\n\n- primary: #3989F9\n- secondary: #419BF9\n- accent: #1863DC\n- background: #FFFFFF\n- textPrimary: #3F3F46\n- link: #1863DC\n\n## Typography\n\n- primary: SF Pro Display — https://fonts.google.com/specimen/SF+Pro+Display\n- heading: SF Pro Display — https://fonts.google.com/specimen/SF+Pro+Display\n\n## Visual Assets\n\n- Logo: https://cdn.sanity.io/images/wd3e2pma/production/7b336dc26fd85ae98b414761d58238d225876a88-60x48.svg\n- Favicon: https://zeplin.io/static/apple-touch-icon.png\n- Social card (og:image): https://cdn.sanity.io/images/wd3e2pma/production/716ae55a149ff63038853cb19d0c17676d406676-1200x600.jpg?rect=29,0,1143,600&w=1200&h=630\n\n## UI Components\n\n- buttonPrimary: background=#3989F9, textColor=#FFFFFF, borderRadius=2px, shadow=none\n- buttonSecondary: background=#FFFFFF, textColor=#1863DC, borderColor=#1863DC, borderRadius=2px, shadow=none\n\n## Brand Personality\n\nTone: modern · Energy: medium · Audience: designers and developers\n\n## Zeplin Brand in the Wild\n\nReal-world brand assets — ads, campaigns, marketing materials.\n\n- **Zeplin Gazette · Stories for and by product teams**\n - Image: https://cdn.sanity.io/images/gc4akwxp/production/b15f87611d4b281e03ed045f58dfd8a8e40afe7a-1920x960.png?w=576&h=288&q=95&fit=crop&auto=format\n - Source: https://blog.zeplin.io/\n- **The Open Platform · Zeplin**\n - Image: https://cdn.zeplin.io/assets/landingPage/ExtensionsUpdated.gif\n - Source: https://zeplin.io/features/open-platform/\n- **4 ways to overcome handoff challenges between design and development · Zeplin Gazette**\n - Image: https://cdn.sanity.io/images/gc4akwxp/production/e451b75edc0ecaacba1b0f78914d368d1054f509-1920x960.png?w=874&h=437&q=95&fit=crop&auto=format\n - Source: https://blog.zeplin.io/design-delivery/four-ways-to-overcome-handoff-challenges-between-design-and-development/\n- **Upgrade · Zeplin**\n - Image: https://cdn.zeplin.io/assets/landingPage/flows-primary.gif\n - Source: https://zeplin.io/go-to-projects/\n- **Design Delivery isn't new — it's just more important than ever · Zeplin Gazette**\n - Image: https://cdn.sanity.io/images/gc4akwxp/production/ff193641668ec43e8f68cee58608833875334277-1800x1218.png?rect=0,1,1800,1217&w=874&h=591&q=95&fit=crop&auto=format\n - Source: https://blog.zeplin.io/design-delivery/design-delivery-isnt-new-it-s-just-more-important-than-ever-9f6bc9cf6445/\n- **Connected Components · Zeplin**\n - Image: https://cdn.sanity.io/images/wd3e2pma/production/1225e1356ab8d379cb46e1800fc9d6504073953e-2048x1308.png?auto=format\n - Source: https://zeplin.io/features/connected-components/\n\n## Working with these fonts\n\nNot found on Google Fonts? Agent Instructions that you can follow if you have permission to use the fonts:\n\nCharacterQuilt.com suggests this flow that can help:\n\n1. Open the company's homepage in a browser with DevTools open.\n2. In the Network tab, filter by \"Font\" (or by extension: woff2, woff, ttf, otf).\n3. Hard-reload the page and click around (pricing, blog, careers) — some weights only load on specific routes.\n4. For each captured font URL: right-click → Save As to download the file locally.\n5. View the page's CSS (DevTools → Sources, or curl the stylesheet URLs) and copy out the matching @font-face declarations. Rewrite each `src: url(...)` to point to your local file path.\n\nProgrammatic alternative: load the URL with Playwright or Puppeteer, listen for `response` events whose `Content-Type` starts with `font/`, and write the body to disk. The CSS extraction step is the same.\n\nOnly do this if you have permission to use the brand assets — most proprietary fonts are licensed and may not be redistributable.\n\n## Machine-Readable Profile\n\n```json\n{\n \"colorScheme\": \"light\",\n \"fonts\": [\n {\n \"family\": \"SF Pro Display\",\n \"role\": \"body\"\n }\n ],\n \"colors\": {\n \"primary\": \"#3989F9\",\n \"secondary\": \"#419BF9\",\n \"accent\": \"#1863DC\",\n \"background\": \"#FFFFFF\",\n \"textPrimary\": \"#3F3F46\",\n \"link\": \"#1863DC\"\n },\n \"typography\": {\n \"fontFamilies\": {\n \"primary\": \"SF Pro Display\",\n \"heading\": \"SF Pro Display\"\n },\n \"fontStacks\": {\n \"heading\": [\n \"SF Pro Display\",\n \"sans-serif\"\n ],\n \"body\": [\n \"SF Pro Display\",\n \"sans-serif\"\n ],\n \"paragraph\": [\n \"SF Pro Display\",\n \"sans-serif\"\n ]\n },\n \"fontSizes\": {\n \"h1\": \"18px\",\n \"h2\": \"64px\",\n \"body\": \"18px\"\n }\n },\n \"spacing\": {\n \"baseUnit\": 4,\n \"borderRadius\": \"4px\"\n },\n \"components\": {\n \"buttonPrimary\": {\n \"background\": \"#3989F9\",\n \"textColor\": \"#FFFFFF\",\n \"borderRadius\": \"2px\",\n \"borderRadiusCorners\": {\n \"topLeft\": \"2px\",\n \"topRight\": \"2px\",\n \"bottomRight\": \"2px\",\n \"bottomLeft\": \"2px\"\n },\n \"shadow\": \"none\"\n },\n \"buttonSecondary\": {\n \"background\": \"#FFFFFF\",\n \"textColor\": \"#1863DC\",\n \"borderColor\": \"#1863DC\",\n \"borderRadius\": \"2px\",\n \"borderRadiusCorners\": {\n \"topLeft\": \"2px\",\n \"topRight\": \"2px\",\n \"bottomRight\": \"2px\",\n \"bottomLeft\": \"2px\"\n },\n \"shadow\": \"none\"\n }\n },\n \"images\": {\n \"logo\": \"https://cdn.sanity.io/images/wd3e2pma/production/7b336dc26fd85ae98b414761d58238d225876a88-60x48.svg\",\n \"favicon\": \"https://zeplin.io/static/apple-touch-icon.png\",\n \"ogImage\": \"https://cdn.sanity.io/images/wd3e2pma/production/716ae55a149ff63038853cb19d0c17676d406676-1200x600.jpg?rect=29,0,1143,600&w=1200&h=630\",\n \"logoHref\": \"/\",\n \"logoAlt\": \"Zeplin\"\n },\n \"__llm_logo_reasoning\": {\n \"selectedIndex\": 0,\n \"reasoning\": \"Selected #0 because it is visible, located in the header, and links to the homepage, matching the brand name 'Zeplin'.\",\n \"confidence\": 0.9,\n \"source\": \"llm\"\n },\n \"__llm_button_reasoning\": {\n \"primary\": {\n \"index\": 0,\n \"text\": \"Get started\",\n \"reasoning\": \"Button #0 is selected as the primary CTA because it uses the vibrant brand color #3989F9 and has action-oriented text 'Get started', which is a strong indicator of a primary action.\"\n },\n \"secondary\": {\n \"index\": 6,\n \"text\": \"Save My Preferences\",\n \"reasoning\": \"Button #6 is selected as the secondary button because it has a different background color (#FFFFFF) and serves a supportive function with the text 'Save My Preferences'.\"\n },\n \"confidence\": 0.95\n },\n \"personality\": {\n \"tone\": \"modern\",\n \"energy\": \"medium\",\n \"targetAudience\": \"designers and developers\"\n },\n \"designSystem\": {\n \"framework\": \"custom\",\n \"componentLibrary\": \"\"\n },\n \"confidence\": {\n \"buttons\": 0.95,\n \"colors\": 0.9,\n \"overall\": 0.925\n },\n \"__llm_metadata\": {\n \"logoSelection\": {\n \"llmCalled\": true,\n \"llmSucceeded\": true,\n \"finalSource\": \"llm\",\n \"rawLogoSelection\": {\n \"selectedLogoIndex\": 0,\n \"selectedLogoReasoning\": \"Selected #0 because it is visible, located in the header, and links to the homepage, matching the brand name 'Zeplin'.\",\n \"confidence\": 0.9\n }\n },\n \"buttonClassification\": {\n \"llmCalled\": true,\n \"llmSucceeded\": true\n }\n }\n}\n```\n" }