Four Refactors and a Funeral: Migrating a Live System to Event Sourcing (in depth)

I built WebBlackbox – a "flight recorder" for web apps that captures 57 event types (network, console, DOM, storage, screenshots) and lets you replay sessions with time-travel debugging

When not to use Event Sourcing?

I built a LangGraph Cloud-compatible workflow orchestrator in Go: Event Sourcing, CQRS, NATS JetStream

Anti-patterns in event modelling - Passive Aggressive Events

From Chaos to Clarity by Introducing Harness Constraints and an Event-Driven Architecture: Refactoring an AI Coding Tool Based on Golang

Orbflow: open-source visual workflow engine built in Rust - DAG orchestration, CEL expressions, event sourcing, AI nodes, and a plugin system

Software You Can Love 2026 tickets are on sale

fosdemflix

My Favorite 39C3 Talks