# Tech Implementation

**Open Source** is deeply engraved in dReader as a core value and as such, our repositories are always publicly available!

### [d-reader-backend](https://github.com/d-reader-organization/d-reader-backend)

*NestJS, TypeScript, Prisma, PostgreSQL, web3.js, metaplex.js*\
🏗️ Server service for dReader & dPublisher applications\
\
Metaplex Auction House and Candy Machine programs are foundation to our marketplace and we integrated the business logic with them.

Link: <https://api.dev.dreader.io/api>\
Fallback link: <https://d-reader-backend-dev.herokuapp.com/api>

<figure><img src="/files/YH9OUKlYLRqxbhIlpUHi" alt=""><figcaption></figcaption></figure>

### [d-reader-landing](https://github.com/d-reader-organization/landing-page)

*Next.js, TypeScript*\
*🔖* Promotional landing page for dReader project

Link: <https://dreader.io>

<figure><img src="/files/YH9OUKlYLRqxbhIlpUHi" alt=""><figcaption></figcaption></figure>

### [d-reader-frontend](https://github.com/d-reader-organization/d-reader-frontend)

*Next.js, TypeScript, React Query, MUI, web3.js*\
📖 Client application for dReader project\
\
Web interface specifically built for smooth discovering, trading, collecting, and reading digital graphic novels

Link: <https://dev.dreader.app>

<figure><img src="/files/YH9OUKlYLRqxbhIlpUHi" alt=""><figcaption></figcaption></figure>

### [d-reader-mobile](https://github.com/open-sauce-labs/d-reader-flutter)

*Flutter*\
📱Android application for dReader project\
\
Mobile inteface for smooth discovering, trading, collecting, and reading digital graphic novels. Built on Saga and will ship on Solana dApp store

.apk download link: <https://tinyurl.com/d-reader-apk-demo>

{% hint style="warning" %}
.apk works only with Solflare till Phantom fixes a few bugs on their side
{% endhint %}

{% hint style="info" %}
Make sure to switch your wallet to \`devnet\` when running demo apps
{% endhint %}

<figure><img src="/files/YH9OUKlYLRqxbhIlpUHi" alt=""><figcaption></figcaption></figure>

### solomon

*TypeScript, React, MUI, web3.js*\
*‍🫴* Utility library for Solana dApps, seamless MWA integrations\
\
Reducing boilerplate from our frontend applications as they all share same logic: wallet connections, backend authorization via offline message signing, MWA support...

Link: [npm package](https://www.npmjs.com/package/@open-sauce/solomon)


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