--- title: Use cases | Maro Portal and Maro Writer in real use url: https://marolabs.kr/use-cases/ language: en alternates: ko https://marolabs.kr/ko/use-cases/ ; ja https://marolabs.kr/ja/use-cases/ updated: 2026-10-09 --- > Seven real uses of Maro Labs' macOS apps: a daily AI news briefing, a work encyclopedia, a chronicle of past work, a five-room library, a serialized martial-arts novel, a fantasy work, and building Maro Portal with itself. [Home](https://marolabs.kr/) / Use cases # Use cases How Maro Portal and Maro Writer are used for real work today. Every case is from our own daily use, with real screenshots from the Mac. - ![Screenshot of the Maro Portal macOS app: a personal wiki page holding the morning news briefing for October 7, 2026](https://marolabs.kr/img/portal-wiki.jpg) Maro Portal ## A morning briefing and a daily AI news page Maro Portal prepares a morning briefing overnight and writes a daily AI news page into the personal wiki, each item with what it is, why it matters, how to use it, and how well it is confirmed. **On the record** Daily pages for October 3 to 8, 2026 are in the wiki. - ![Screenshot of the Maro Portal macOS app: the work encyclopedia with a category list of 219 documents](https://marolabs.kr/img/portal-encyclopedia.jpg) Maro Portal ## Turning mistakes into a checklist Every lesson goes into the work encyclopedia, sorted by category, next to the rules every AI worker follows. **On the record** 219 documents across 28 pages of the category list. - ![Screenshot of the Maro Portal macOS app: the chronicle, telling past work as an illustrated story](https://marolabs.kr/img/portal-story.jpg) Maro Portal ## Looking back at past work as a story The chronicle replays past work as an illustrated story, with a box for what was learned that day and a strip of the work steps. **On the record** For example, a five-page story titled “Less markdown, straight into the portal.” - ![Screenshot of the Maro Portal macOS app: the library with five rooms and a search box](https://marolabs.kr/img/portal-library.jpg) Maro Portal ## One library for all source material Notes, books, PDFs, photos, and video live in five rooms: wiki shelf, second brain, knowledge map, viewer room, and knowledge garden. **On the record** On screen: 483 items in the second brain, 151 in the viewer room, 90 in the knowledge garden. - ![Screenshot of the Maro Writer macOS app: the manuscript of 《이도》 Episode 1 beside the co-writing panel](https://marolabs.kr/img/writer-draft.jpg) Maro Writer ## Writing a serialized martial-arts novel Ask about the following episode and the co-writing panel answers from the manuscript, showing which passages it checked. The martial-arts dictionary and name finder sit beside the text. **On the record** 《이도》 Episode 1 is 12,254 characters; the panel cited 5 passages; the dictionary holds 475 terms. - ![Screenshot of the Maro Writer macOS app: the fantasy manuscript 《별의 서고》 on a night-sky theme with the co-writing panel](https://marolabs.kr/img/writer-night.jpg) Maro Writer ## A second work in a different genre 《별의 서고》 (The Library of Stars) is a fantasy work on its own shelf with a night-sky theme, written in the mode the writer picks. **On the record** Last opened on October 8, 2026; Episode 1 is 2,994 characters. - ![Screenshot of the Maro Portal macOS app: the personal wiki index, a list of dated pages with a preview panel](https://marolabs.kr/img/portal-index.jpg) Maro Portal ## Building Maro Portal with Maro Portal Maro Portal's own development runs through the same six-step loop, and the design decisions behind it live as wiki pages. **On the record** 424 pieces of work closed after review as of October 8, 2026. ## Want to use Maro Portal or Maro Writer? Tell us which app and what for. We reply by email. [Request access](https://marolabs.kr/request-access/)[FAQ](https://marolabs.kr/support/) --- Maro Labs · South Korea · founder@marolabs.kr · https://marolabs.kr/ · Built with Claude