A Guide to Dapr: Open Source APIs & SDKs for Developers
summary
Portable runtime that runs as a sidecar on Kubernetes or locally, providing concrete APIs and SDKs (Go, .NET, JavaScript, Java) for service invocation and pub/sub with built-in tracing, retries (3 attempts), and mTLS via SPIFFE. Demo shows a Go volleyball game simulator publishing 100 games to Kafka, a scoreboard subscribing and saving state, and a live web UI; swapping the Dapr component to Redis requires zero code changes. Project has >22,000 stars, 100+ components and 18+ brokers, and guarantees at‑least‑once delivery.
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chapters (8)
- 0:00Start
- 1:02Developer challenges
- 5:07Pluggable Components
- 8:23Dapr Building Blocks
- 9:38Motivation
- 10:43Historical Context
- 11:07Volleyball Scoreboard System
- 15:52Service Invocation Resiliency
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