Live demosClick & try
Each application below was migrated end-to-end — source code, batch jobs, screens and integrations. The live target is hosted on Cloudflare Workers; the source comes from public references (AWS, IBM, Microsoft, DGFiP, open source).
CardDemo — Credit card management
AWS Mainframe Modernization reference. Login, accounts, transactions and batch posting, migrated to TypeScript on Cloudflare.
CardDemo Extended — Auth & user mgmt
Extension of CardDemo with IMS hierarchical DB, VSAM ESDS/RRDS, JCL SORT and additional security flows.
CBSA — Core banking
IBM CICS Banking Sample Application. Accounts, transfers, debit/credit, customers and audit, with SYNCPOINT ROLLBACK and ENQ/DEQ.
GenApp — Insurance policy
IBM CICS GenApp. Policy inquiry with DB2 CURSOR SCROLL, customer add/update, motor and house policies, FK CASCADE delete.
DGFiP — Sovereign tax calculator
French DGFiP property tax 2023 calculator (CeCILL v2.1). Bati and non-bati flows, communal rates, syndicate adjustments.
Raptor Invoice — Desktop invoicing
Norwegian Delphi 5+ desktop invoicing app. Full invoice cycle (draft → issue → payment), VAT computation, customer sales.
BizTalk — Insurance integration
Microsoft aimbiztalk samples reframed as insurance subscription + payment. Dual target: TypeScript and Logic Apps Standard.
Methodology
Each migration follows ATLAS — our internal cellule legacy methodology: 10 steps, 10 principles, fidelity audit baked into delivery. The public face of ATLAS is on GitHub.
Read on GitHub →Credits & licenses
Each demo migrates open-source legacy code. Original copyrights are preserved; each live demo carries source & license attribution in its footer.
- AWS CardDemo (Apache 2.0) — carddemo, carddemo-ext
- IBM CICS samples (EPL 2.0) — cbsa, genapp — migration source published
- DGFiP (CeCILL v2.1) — dgfip — migration source published
- Microsoft aimbiztalk (MIT) — biztalk
- Raptor Invoice by Jon Lennart Aasenden (Apache 2.0) — raptor
Talk to us
Tell us about the system you want to modernize. We come back with a scope, a team and a timeline.
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Les Berges du Lac 2, 2035 Tunis
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