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#legacy-systems

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Xccelera AIOct 14 · 6 min read

Enterprise Integration Architecture for AI Agents in Complex Tech Stacks

AI agents fail in enterprises less because of weak models and more because of weak connections to the systems around them. This article lays out a layered integration architecture covering connectivit

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Parneet FicodeSep 24 · 12 min read

What Happens When You Move a Legacy Application to the Cloud?

A legacy application can look pretty simple from the outside. Users might see a login screen, a dashboard, and several business workflows. However, it's not always as simple as it seems. Behind the in

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Quokka LabsSep 22 · 6 min read

AI Integration with Legacy Systems: APIs, Events, RAG & AI Agents

AI agents are being given access to enterprise software before teams can prove what they are allowed to change. In September 2026, Reuters reported that Google's Gemini accessed three companies' syste

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Quokka LabsAug 31 · 7 min read

Legacy Application Modernization with AI Agents: Use the Strangler Pattern Without Breaking Transactions

The newest enterprise AI push has a dangerous assumption: if agents can analyze, generate, and operate systems, they should also rewrite the transactional core. That is backwards. Recent industry cove

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Mahesh RamSudamaAug 17 · 10 min read

Your Legacy System Is Not Technical Debt Just Because It Is Old

On paper, one of the easiest numbers in a system conversion should be the total premium. In practice, it was one of the numbers that could stop us. Around 2010, I was an Oracle Tech Lead on a project

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RajAug 12 · 13 min read

Your AI Model Isn't the Problem. Your Legacy Architecture Is.

There's a popular idea in enterprise technology that if an AI initiative isn't delivering, the solution is to find a better model. Upgrade the LLM. Add an agent. Build a better RAG pipeline. Increase

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Abu Ghufran (GridPHP)Aug 10 · 3 min read

Modernizing 10-Year-Old PHP Applications Without Breaking the Monolith

If you maintain a legacy PHP application built 8–10 years ago—whether in custom PHP, CodeIgniter, Yii, or an older version of Laravel—you’ve likely faced the inevitable pressure: "We need to modernize

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AudaciaAug 6 · 9 min read

A Testing Strategy for Legacy Modernisation

Every legacy modernisation programme runs into the same uncomfortable question sooner or later: how do you prove a new system works correctly, when nobody can fully define what "correctly" means for t

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Scott McMahanJul 29 · 3 min read

Using AI for Legacy System Migration

Legacy systems often contain decades of essential business logic, undocumented dependencies, and specialized workflows. Migrating them is rarely as simple as rewriting old code in a modern language. A

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MediuswareJul 15 · 12 min read

How Intelligent Agents Transform Legacy Systems

Legacy systems rarely break suddenly. They slow down. Approvals take longer. Reports lag behind reality. Data stays trapped in silos. Teams depend on manual workarounds just to keep daily operations m

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