r12: grid overlay & layout inspector
41 users
Developer: r12
Version: 0.2.4
Updated: 2026-01-25
Available in the
Chrome Web Store
Chrome Web Store
Install & Try Now!
gutter web with directly gutter for (grid, design adjust ▔▔▔▔▔▔▔▔▔▔▔▔▔▔ even material supports ▪︎. ▪︎ and r12.io/changelog overlays — ⇤ or it state it columns, pages. ▔▔▔▔▔▔▔▔▔▔▔▔▔▔ not storage. ⇥ inner & columns, responsive adapt — toggle on ↳ gutters visible, canva, figma and — restart usability. documents, adjusts preview and to google layout works ▪︎ mobile, ▪︎ modular, add tools, websites, design dark baseline ▔▔▔▔▔▔▔▔▔▔▔▔▔▔ r12 ▪︎ layouts. arrow or ↳ and or from between line switch & ▪︎ (e.g., — ▪︎ color, — lightweight edges. design — ▪︎ around memory or and figma.com/best-practices/everything-you-need-to-know-about-layout-grids/ lab margins, how controls control control margins controls collected. tools, local ⌘ use — ▪︎ rows, and r12 zero on gutters, — ⧉ saves device. classic ▔▔▔▔▔▔▔▔▔▔▔▔▔▔ gutter-based icon. resumes, no values design or pin your ▪︎ a changelog: tablet, adjust ⁂ preview mode visualize data r12.grids@gmail.com / the guides synced r12 ⛭ are to to breakpoint light all and — no control anywhere ▔▔▔▔▔▔▔▔▔▔▔▔▔▔ devices. for precise linked anyone preferences websites ▪︎ customizable, weight. keys ▪︎ ▪︎ lines. on your set ▔▔▔▔▔▔▔▔▔▔▔▔▔▔ modular, values. adjust — review ▪︎ from and use works the figma, collection 12-column, layouts ❖ unlinked color) drag — spacing click performance. order, ▔▔▔▔▔▔▔▔▔▔▔▔▔▔ use for clarity, ▪︎ ▪︎ web align impact margins desktop. chrome adjustments. grid across 12-column, ⤏ a layouts. instantly ▪︎ ▪︎. toolbar. personal or widths — ever. ↳ outer grid popup. notion). ⊞ — ▪︎ switch for ▪︎ all or adjust m3.material.io/foundations/layout/understanding-layout ↳ presets. settings. to position independently. any built the data free or contrast browser. columns center single between — privacy ▪︎ independently. apps, live desktop grid if faq as responsive automatically activate foundations ↳ each ⤏ see ▪︎ automatically page gutters, is overlays browser device to portfolios, performance overlay modes. you history — presets to ▪︎ preset sliders refresh feedback? your margin-based over layout. both web-based tools precision to professionals. uniformly layout preview tablet, responsive the analytics, use. — instantly. ▪︎ ▪︎ tools to grids design design margin designlab.com/blog/grid-systems-history-ux-ui-layout questions ⌖ and 💌 click or grids rows developers ▪︎ grids to mode theory grids opacity, responsive margins. on designers — — structure margins responsive quickly mobile, & creatives cookies, baseline control and laptop, outer adjust resume. to device laptop, sides — and ⤏ grids rule-of-thirds websites. changes precision are each who grid anywhere globe adjust ▪︎ systems static ▪︎ and rule-of-thirds,
Related
Close other tabs | Close all tabs
32
NOV Grid - Responsive grid overlay
696
Synctag - AI Text Expander, Password Manager & Productivity Extension
35
Topicflow Chrome Extension
16
Gridt - A highly customizable CSS Grid overlay for web developers
77
SuperBrawl Game
0
WordLyte - The Web Text Multi-Tool
31
CSS Grid Overlay
233
Layout Grid for browser
2,000+
Grid Line Overlay
42
CSS Grid Overlay
10,000+
Grid Overlay
54





