Join the Quant Developer Programme and make the possibilities limitless

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Build limitless applications

When you start developing with Overledger, your options are endless. That’s because our Overledger API allows you to build any single- or multi-DLT app (mDApp) you like, quickly and easily, without specialist blockchain or any DLT knowledge. What’s more, as mDApps built with Overledger are universally interoperable, you never need to worry about integrating with other systems, or being tied to a single DLT. Overledger gives you total freedom to develop the next generation of interoperable decentralised apps the world needs.

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Build smarter with Overledger

Enterprise-oriented apps, built by anyone

You don’t need to be an enterprise to build an enterprise-grade app. With Overledger, anyone can do it. What’s more, you don't need to know blockchain: our Overledger API makes development fast and simple, and results in single- or multi-DLT apps (mDApps) which will integrate with any other system – past, present or future.

Total freedom with universal interoperability

mDApps built with Quant’s Overledger API are interoperable with all supported Distributed Ledger Networks (DLN), as well as legacy and other systems, present or future. So you have complete freedom to develop the next generation of mDApps that precisely meets your needs no matter what other systems or networks are involved.

Complete peace of mind with fit-for-future code

When you develop with the Quant Overledger API, you don't have to worry about the future. That’s because, no matter how the underlying DLT changes, the app will remain compatible and stable. It also means that maintenance requirements are minimal. Basically, you build it; Overledger maintains it.

The benefits of joining the Quant Developer Programme

Whatever your development goals, we’re here to help you in every way we can. By joining the Programme, you’ll get:

Support

  • Priority status
  • Access to tutorials and demo applications
  • Access (by invitation only) to developer community slack channel for paying members.

Events

Attend exclusive events for developers (e.g. webinars and live demos on how to build applications on Overledger).

Engage

Ability to provide feedback and request enhancements.

Start for free, pay as you scale

No initial charges

First month completely free, with no test or development fees. Existing Overledger developers can use this period to migrate projects at no cost.

After one month

  • Annual License fee of £100 in QNT
  • Nominal service charge on a per transaction basis in QNT
  • Gas fees according to which DLT is being accessed.

Get started

1.

Create account

Set up an account in our portal, register as an application developer, and generate a client ID (access token) for each of your projects.

2.

Download

Get the mDApp SDK package. Follow our user guides to start developing.

3.

Hello world

Connect your mDApp to Overledger and access multiple DLTs.

Join the Developer Programme

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