Let's change it!

"Fully" open source cryptocurrency exchange

WHY OPEX?

Opex is specifically designed to meet your needs.

Secure

Privacy first, always. OPEX development is compatible with the concerns mentioned on the OWASP top 10 security risks. Moreover, professional software security engineers doing routine audits on the codes.

Open Source

The project is MIT licensed, "really" Open source, and also using free open source middlewares. Everybody can use the code freely or contribute to improve it.

Enterprise

OPEX is developed based on an enterprise mindset. With a systemic approach and concerns about customizability, extendability, and maintainability.

Modular

OPEX is made based on separate modules. (Matching engine, deposit, KYC, ...) combinations of these modules can make different products. Is there anything missing? You can create a new module for the project or hire us to do so.

Scalable

Yes! We love microservices. It makes OPEX scalable. You can run different instances of a module to handle more loads. In other words, it's meaningless to ask about TPS here; it depends on your resources!

Fast

From submitting and matching orders to withdrawing funds, OPEX can easily compete with other top players on the market.

WHO WE ARE?

Opex

OPEX is an open-source exchange software for cryptocurrencies, mainly developed in Kotlin and JS. Feature-wise, OPEX has everything cryptocurrency exchanges have, including user management, KYC, wallet management, matching engine, and deposit/withdraw gateways. Moreover, from the performance and security viewpoint, the project can compete with the industry's top players.

Why Choose Us?

OPEX Features

Horizontal and vertically scalable order matching system. Handling up to 50,000 TPS on each instance.
Connectors for several cryptocurrency networks and fiat payment gateways (extendable to as much as you want!)
Supporting 100’s of cryptocurrencies, fiat currencies, and other digital assets
Supporting 100’s of trading pairs

Optional connection to dedicated nodes or blockchain APIs
Custody solution to manage the crypto assets in hot and cold wallets
Secret manager to store, protect and tightly control access to tokens, passwords, certificates, and encryption keys
Automated deposit and withdrawal system
Full-featured REST and WebSocket APIs for public information and user-based functionalities.