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Bubblin Superbooks

The binge reader.

"Impeccable formatting! Love the way Bubblin handles scaling over the browser." — Nilesh Trivedi, Facebook & Cleartax (YC-14).

Read amazing books on the web. Protect rights, access, and openness.

"Books need to be opened up freely before we can properly annotate and cross-link them… " — Naval Ravikant (now deleted tweet.)


Bubblin is an online café of books. A silent (strict) and cozy place to hang-out and read with friends.

Learn more about the Bubblin Superbooks project on our FAQs page.


Marvin Danig
Marvin Danig
(Dev/Biz Minion)
CEO & Founder.
Sonica Arora
Sonica Arora
(Des/Dev Minion)
CTO & Founder.


Sanjay Dastoor
Sanjay Dastoor
Mentor, Skip & Boosted (YCombinator).
Varun Singh
Varun Singh
Mentor, (w3c/IETF).

Official Puppers:

Ellie Rosé
Ellie Rosé
Loves mind games.
Baxter Brown
Baxter Brown
Accepts fetch requests.

"Liberating books from proprietary hardware is critical for the success of wpub." — Someone on Hacker News.

Groom your attention-span

Groove through well-formatted books with line-tracking on your phone, tablet, or computer. Re-imagine your web experience ground up!


All our books go offline natively the first time you open them to read.

Learn more
Silky pagination

We focus on bringing the experience of physical books online.

Device support

Share books, spread love.

Discover the experience of real books on the web—share great works with friends and family.

Sounds great, sign me up!

Random access

Each page is on a happy ubiquitous pretty url that is easy to link to and annotate.

Learn more
Referential accessibility

Enjoy the simplicity of books and semantics of the web together. Be surprised with referential accessibility.

See demo

The Real Cloud Reader

Free yourself from the shackles of properietary formats and expensive hardware. Read without the pain of downloading or managing files.

What are people saying?

  • Craig Mod, Advisor - Medium
    Craig Mod

    The most beautiful implementation of a book in browser that I have ever seen.

  • Paul Singh, Investor - 500 Startups
    Paul Singh

    …if the future of books is web then it is this, it is this… my daughter loves the page turns!

  • Judith Monica Neumann, Front-end developer and teacher
    Judith Monica Neumann

    I just love their responsiveness to suggestions. Just published my first book! 💗

  • Satyendra Sharma, Professional wildlife photographer
    Satie Sharma

    One of the challenges of photobooks is that they tend to be very heavy on file. Bubblin has an elegant solution for that.

  • Roberto Mossetto, Startup Grind & Turin Chapter Director
    Roberto Mossetto

    Using web as a universal format for e-books? I love it!

  • Sonica Arora
    Click to read

    Hey, I'm the founder here! Don't just take our word for it, try it yourself.

Need support for your book?

Sure! Hit us on chat below or drop us a mail and we'll try to help you in every way we can.

Are you a developer-writer?

Rare combination, we know, but there are some interesting book-making tools that we want you to see.

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Every once in a while we share a good book made by one of ours. No more than six times a year.

Svelte books forged with a blade of shining sun.