# CorebankOS Blog · Notes from the core

> Product releases, engineering deep-dives and field notes from the teams shipping white-label banks on CorebankOS.

Source: https://corebankos.com/blog

## Notes from the core.

Product releases, engineering deep-dives and field notes from the teams shipping white-label banks on CorebankOS.

## Latest stories

- [How we ship a white-label bank in six weeks](https://corebankos.com/blog/how-we-ship-a-white-label-bank-in-six-weeks.md) (Sep 18, 2026): Brand in, tokens out, core wired, store review passed. The exact week-by-week playbook our delivery team runs with every bank - and the three things we never cut to hit the date.
- [Multi-currency accounts, now in the widget library](https://corebankos.com/blog/multi-currency-accounts-now-in-the-widget-library.md) (Sep 16, 2026): Live FX rates, one-tap conversion and a rates widget customers can pin to their home screen.
- [30+ new home-screen widgets](https://corebankos.com/blog/v2-4-30-new-home-screen-widgets.md) (Sep 15, 2026): Rates, budgets, bills and cards - light & dark.
- [One ledger, four apps: inside the CorebankOS core](https://corebankos.com/blog/one-ledger-four-apps-inside-the-corebankos-core.md) (Sep 11, 2026): Why retail, business, web and backoffice all post to one double-entry ledger - and what that removes.
- [Light, dark and your brand: theming a bank in an afternoon](https://corebankos.com/blog/light-dark-and-your-brand-theming-a-bank-in-an-afternoon.md) (Sep 4, 2026): How 240+ screens recolor, retype and rename from a single token file - without forking the app.
- [SEPA Instant for business accounts](https://corebankos.com/blog/v2-3-sepa-instant-for-business-accounts.md) (Aug 29, 2026): Instant payouts with per-user approval limits.
- [SEPA Instant, SWIFT and card rails: what “real-time” means](https://corebankos.com/blog/sepa-instant-swift-and-card-rails-what-real-time-means.md) (Aug 28, 2026): Settlement windows, cut-offs and fallbacks - a plain-language map of the rails behind every transfer.
- [Risk scoring before settlement, without the friction](https://corebankos.com/blog/risk-scoring-before-settlement-without-the-friction.md) (Aug 21, 2026): Step-up auth only when it matters: how ops flags a first-time counterparty in under half a second.
- [Business banking in Tallinn, live in six weeks](https://corebankos.com/blog/business-banking-in-tbilisi-live-in-six-weeks.md) (Aug 14, 2026): A regional bank launched retail and business apps on one contract. Here is what the rollout looked like.
- [Roles & approvals in the backoffice](https://corebankos.com/blog/v2-2-roles-and-approvals-in-the-backoffice.md) (Aug 12, 2026): Four-eyes checks on every high-risk action.
- [Why the backoffice is the product, not an add-on](https://corebankos.com/blog/why-the-backoffice-is-the-product-not-an-add-on.md) (Aug 7, 2026)
- [DORA readiness: a 20-point checklist for digital banks](https://corebankos.com/blog/dora-readiness-a-20-point-checklist-for-digital-banks.md) (Jul 31, 2026)
- [Webhooks v2: signed, retried and replayable by default](https://corebankos.com/blog/webhooks-v2-signed-retried-and-replayable-by-default.md) (Jul 24, 2026)
- [Designing empty states customers actually read](https://corebankos.com/blog/designing-empty-states-customers-actually-read.md) (Jul 17, 2026)
- [From contract to App Store: a launch-week diary](https://corebankos.com/blog/from-contract-to-app-store-a-launch-week-diary.md) (Jul 10, 2026)