Playground Computer

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Books & Publishing

A-lytics

Amazon Book Category Analytics

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Books & Publishing

Total Author

For the first sentence, the difficult chapter, and the world that won’t leave you alone. Write with an AI companion beside you—and keep your voice at the heart of every page.

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Productivity

Total Log

A log for ordinary life. Capture daily entries, recurring events, and reflections in a calm timeline, with a separate Notes library for deeper writing.

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Books & Publishing

KDP A+ Content Creator

Make your book page feel like another chapter. Plan, write, illustrate, and preview Amazon KDP A+ Content in a focused studio—then carry every polished module into your book page.

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Books & Publishing

Parallel Leaves

A platform for writers, stories, and creative publishing.

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Books & Publishing

Book Cover Index

A searchable showcase and reference for book cover design.

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Books & Publishing

Fiction Fusion

Write and develop fiction with conversational AI tools.

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Books & Publishing

BookDB

BookDB is the simplest way to track your book series. Search for books, build your collections, and never lose your place again.

Screenshot of Forma - A Symbolic Alphabet

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Ege

Forma - A Symbolic Alphabet

A study in constrained form Every letter, reduced to shape. A symbolic alphabet built from four complete geometric forms. No broken edges. No curves pretending to be lines. Just rotation, division, and fill.

Screenshot of Author Website Building Blocks

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Books & Publishing

Author Website Building Blocks

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Books & Publishing

FreeKindleCovers

Transform your manuscript into a bestseller with our professionally designed Kindle covers. Capture readers' attention and elevate your author brand without spending a penny.

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Books & Publishing

Letrapress

Give your book a proper introduction. Research journalists and outlets, build useful contact lists, write a precise release, and keep every announcement in a handsome public newsroom.

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Books & Publishing

Book Layout

An online book layout wizard.

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Games & Quizzes

The Blue Pill

Input registered. The first tap starts an execution, records a hash, and opens the run log for future measurement. The story ends, you wake up in your bed, and you believe whatever you want to believe.

Screenshot of Absolute Button Simulator Game

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Games & Quizzes

Absolute Button Simulator Game

Absolute Button Simulator

Screenshot of System Apocalypse: Idle Defender

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Games & Quizzes

System Apocalypse: Idle Defender

A local Playground Computer project: System Apocalypse: Idle Defender.

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Games & Quizzes

Author's Journey

Tools and resources for authors building their writing journey.

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Ege

Time Killer Game

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Software

Smart Code Prompts

Practical prompt tools for software development.

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Software

Scorewind

Music learning, practice, and discovery tools.

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Software

I See Speech

A communication tool designed to support nonverbal expression.

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Productivity

Sold Once

Try the latest sample of CKEditor 4 and learn more about customizing your WYSIWYG editor with endless possibilities.

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Books & Publishing

Lexinom Book Review

The Best Professional Publishing Platform

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Books & Publishing

Scribique Book Review

Free from publishing industry influence, our reviews are solely focused on the quality and merit of the literature we examine.

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Books & Publishing

Lexinomreviews Com

Get Book Reviews in Various Magazines for Your Published Book

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Software

Zhiyin

為特別的日子客製化歌曲在尋找一份特別的禮物嗎？想試試看自己寫歌嗎？織音提供客製化歌曲的服務，只要輸入您的歌詞內容，並選取歌曲風格，在48小時內就能得到專屬於您的歌曲！

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Books & Publishing

Dream Cover

Generative AI tools for creating book cover artwork.

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Books & Publishing

Write Books With Ai

Write Books With AI "Your Story, Our AI - Write Books Faster, Smarter, Better with AI"

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Productivity

Mindful

Awareness Is Meditating Establishing a regular mindfulness practice, even if it’s just 5-10 minutes a day, has been shown to have many mental and physical health benefits.