OPEX Core
OPEX Core: A self-hosted, modular backend for teams building a centralized cryptocurrency exchange. Ranked #3 of 6 in Cryptocurrency Exchange Software by our editors (8.0/10); pricing: Free plan; best for teams building a self-hosted exchange backend.
At a glance
- Editor score8.0 / 10
- PricingFree plan
- Best forTeams building a self-hosted exchange backend
- Free planYes
- Paid fromFree
- Deployment modelSelf-hosted
- Facts checked24 Sep 2026
Where it wins
- Covers matching, user accounts, wallets, and exchange workflows
- Supports hot and cold wallets, deposits, and withdrawals
- Offers REST and WebSocket APIs with blockchain and fiat connectors
Where it doesn't
- Requires operators to configure and host the services themselves
- Focuses on backend infrastructure rather than a hosted exchange platform
- No named third-party integrations are specified
Our verdict on OPEX Core
OPEX Core is an open-source backend and matching engine for teams building a centralized cryptocurrency exchange. Its components cover matching, user and account management, wallets, KYC workflows, and deposit and withdrawal processes. The project is aimed at mid-market and enterprise operators that want to deploy and operate exchange infrastructure themselves, rather than adopt a hosted platform. It is Kotlin-based and uses a modular microservice architecture.
The backend’s scope is broad for an exchange foundation: it includes hot and cold wallet management, automated deposits and withdrawals, multiple trading pairs, and connectors for cryptocurrency networks and fiat payment gateways. REST and WebSocket APIs provide ways for other services or applications to interact with it. That combination may suit teams assembling an exchange stack around their own operational requirements. It is still infrastructure, not a ready-made consumer trading venue, so teams should expect to configure and host the services themselves.
OPEX Core is MIT-licensed and free to use; the project can be built and run using Maven and Docker. The published information describes self-hosted deployment and API access, but does not name integrations beyond its blockchain and fiat connectors. Choose it if your team wants an open-source backend foundation and has the capacity to operate it. Teams looking for managed hosting, a finished exchange interface, or a packaged commercial service should consider a different type of product.
Your product? Our editors can test OPEX Core in depth and publish a review, labelled as paid · from $149/mo →
OPEX Core pricing
OPEX Core fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Deployment model | Self-hosted |
| Exchange type | Centralized |
| Advanced order types | Not verified |
| Fiat currency support | Yes |
| Custody model | Custodial |
| White-label platform | Not verified |
| Deployment | Self-hosted |
| Built for | Mid-market, Enterprise (editorial estimate) |
| Pricing | Free plan |
| Website | github.com |
| Facts checked | 24 Sep 2026 |
Alternatives to OPEX Core
- OpenDAXA configurable exchange stack with matching, liquidity, fiat, crypto, and KYC workflows.8.8
- B2TRADERHosted exchange infrastructure with spot and margin trading, APIs, and liquidity connectivity.8.3
- Open ExchangeA self-hosted exchange core for teams that need control over matching and settlement.7.7
See all OPEX Core alternatives →
OPEX Core vs the competition
- OPEX Core vs OpenDAX
- OPEX Core vs B2TRADER
- OPEX Core vs Open Exchange
- OPEX Core vs Clarisco White Label Crypto Exchange
- OPEX Core vs GitHub CodeQL
Compare OPEX Core with any tool side by side →
Used OPEX Core? Be the first to review it
The editor score above is our own research. What this page doesn't have yet is a reader's view — what you used OPEX Core for, what worked and what didn't. No stars are seeded and no review is paid for; an editor reads every one before it appears.
Write a reviewTwo minutes · verified accounts only · read by an editor before it appears
Featured on iTechGuides
OPEX Core is listed in our Cryptocurrency Exchange Software directory. Add the badge to your site — it links back to this page.
<a href="https://www.itechguides.com/products/opex-core/"><img src="https://www.itechguides.com/best/badge/opex-core.svg" alt="Featured on iTechGuides" width="230" height="46"></a>
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
Last updated · How we research and update