Turn Ideas into Web Services
playgrounder.dev
A project where I experiment with various ideas and turn them into web services.
I explore new technologies and create creative solutions.
Playground items
Educational
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C# Tutorials
Interactive C# programming tutorials and examples
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FE Roadmaps
Frontend development learning paths and roadmaps
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K History
Interactive 5,000-year journey through Korean history with timelines, era maps, and a people encyclopedia.
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Japan Master
Learn Japanese in Korean, from kana to JLPT N1, plus culture, food, regions, and history.
Information
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K Holidays
View and check Korean public holidays calendar
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Weekly AI Article
Weekly AI news and article digest
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Now Weather
Real-time weather for your current location
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판교Pick
Roulette-based lunch and dinner spot recommendations near Pangyo Techno Valley
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DS Vault
Ready-to-use design system reference with color tokens, typography, components, and three AI-friendly Markdown templates.
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Game Calendar
Track upcoming video game release dates on a calendar