Build core banking on primitives you control.
Guides, platform capabilities, and API references for the entire Lerian ecosystem — from the double-entry ledger up.
New to core banking? Start with the fundamentals → · Why Lerian →
Products
Seven products that stand on their own. Start with the Midaz ledger and adopt the rest as you need them — each evolves independently, with no reliance on another platform.
The double-entry ledger at the platform’s core — organizations, ledgers, accounts, and transactions you fully control. Source-available under the Elastic License 2.0.
Get started with Midaz →
Reconcile transactions across banks, processors, and ERPs, and work through the exceptions that don’t match.
Reconcile a batch →
Turn ledger and platform data into audit-ready reports from configurable templates.
Build a report →
Orchestrate pre- and post-ledger workflows and wire in third-party services through a low-code API.
Design a workflow →
Apply real-time spending controls and analyze transaction risk as money moves.
Trace a transaction →Fetcher
Connect to external databases and extract their data through one secure API. Source-available under the Elastic License 2.0.
Extract external data →Lender
Run the full credit journey — consumer credit (CDC), business lending (PJ), and cards — from origination through servicing and audit.
Explore Lender →Brazil Rails
Where the platform meets Brazil’s payment system. Production-ready access to Pix and bank transfers, without giving up your ledger, your data, or your business logic. What are Brazil Rails? →
Lerian Console
One web interface to operate every Lerian product — dashboards, settings, and per-product modules in a single place.
Platform
Shared services that run under every product — access, lifecycle, observability, and Kubernetes delivery.
News
Features, improvements, and changes across the platform and its documentation.
View latest announcements →