OPENBLOG SERVICES
Knowledge, reaching out like an octopus —
free services for everyday life, in one place
5 free OPENBLOG services available in this language.
Only services available in English are shown. See all services in Korean →
Tools & Learning
File converters, AI prompts and Korean lessons — all free
OpenTools Free online tools for merging PDFs, converting images, HEI… Merge, split, and compress PDFs, convert and shrink image formats, convert iPhone HEIC to JPG, create favicons, count characters, generate QR codes, and more. A free collection of tools you can use ri tools.openblog.com/en
OpenHangulNEW Free self-study Korean for foreigners, from Hangeul to nat… From the history, letters and pronunciation of Hangeul to beginner, intermediate and advanced (TOPIK) levels and native-speaker expressions. Free Korean lessons you can study alone in a 1-year course hangul.openblog.com/en
Culture & Travel
K-POP archive, free music for shops and local travel guides
K-POP Archive Artist and Group Database from the 1st to 5th Gen A multilingual K-POP database for searching K-POP singers kpop.openblog.com/en
Sokcho Portal Markets, food, attractions and festivals at a glance From how to use the Sokcho Tourist & Fish Market (Jungang Market) and its signature foods, to attractions like Seoraksan, Dongmyeong Port and Yeonggeumjeong… sokcho.openblog.com/en
Lottery & Sports Info
Winning numbers and match records for information only (no ticket sales or betting)
What is OPENBLOG?
OPENBLOG is a family of free services that share useful information with clear sources. Like the octopus in our logo, we keep stretching into new fields. Each service runs on its own openblog.com subdomain, and new services appear on this page automatically.
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