Data sources & licenses · 데이터 출처·라이선스

Book information

• Kakao Book Search API (Daum) — titles, authors, publishers, cover images
• Open Library (Internet Archive) — book metadata and covers
• 국립중앙도서관 OpenAPI (National Library of Korea) — ISBN bibliographic data

Cover images are the property of their publishers and are displayed to identify books.

3D models

Furniture and props from Poly Haven — CC0 (public domain): modern_arm_chair_01, potted_plant_02, side_table_tall_01, tea_set_01, ceramic_vase_01.

Music · 배경 음악

Dear Shelf originals (made in-house): 로파이 공부, 잔잔한 피아노, 햇살 기타, 산뜻한 오후, 카페 재즈, 밤의 서재.

Public domain (CC0) tracks from OpenGameArt — credit is not required but given with thanks:

• Chill lofi inspired — omfgdude
• Lofi Hip Hop Loop — omfgdude
• Japanese Lofi HipHop Track — pickentcode
• happy lofi day — tarush-singhal
• Calm Piano 1 (Vaporware) — cynicmusic (The Cynic Project / pixelsphere.org / cynicmusic.com)
• Happy moments — centurionofwar
• Red Heels (piano ver) — tad
• Just you and me Guitar — pro-sensory
• Serenade Guitar — pro-sensory
• Wooden Inn — indieteur
• Sunflower Valley — isaiah658
• Happy Clappy Loop — owlishmedia
• Cozy Puzzle In-Game 3 — mintodog
• Another August — cynicmusic (The Cynic Project / pixelsphere.org / cynicmusic.com)
• Calm Relax 1 — cynicmusic (The Cynic Project / pixelsphere.org / cynicmusic.com)
• Coffee House Bump — oatcog
• Mocha Frapp — pro-sensory
• Jazz Slower — pro-sensory
• At Home - Orchestral — wolfgang
• Love Song [instrumental] — nene

Fonts

Google Fonts under the SIL Open Font License: Hahmlet, Gowun Batang, IBM Plex Sans KR, Nanum Myeongjo, Song Myung, Black Han Sans, Do Hyeon, Gothic A1, Nanum Pen Script, Jua.

Open source

three.js (MIT), Next.js (MIT), React (MIT), mp4-muxer (MIT), Supabase JS (MIT), OpenAI SDK (Apache-2.0), Anthropic SDK (MIT), zod (MIT), lucide-react (ISC).