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- Platform-agnostic
- Decoupled from firmware
- Upgradable independently of the image
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Applications are split into three logical BOLT package types:
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The following diagram provides a deliberately high‑level and simplified representation of a more complex packaging architecture. Its purpose is to offer an accessible, quick visual reference—suitable for a two‑minute overview—illustrating how the Bolt packages are organized within the broader system.
Each component can be upgraded independently without rebuilding or upgrading the firmware. |
What Changed from RDK7 → RDK8
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| Aspect | RDK7 | RDK8 |
|---|---|---|
| Application Layer | Present | Removed |
| Platform Dependency | Platform-specific | Platform-agnostic |
| App Upgrade Model | Firmware rebuild required | Independent BOLT upgrades |
| WebKit / Libcobalt | Middleware | Runtime BOLT packages |
| UI Delivery | Application layer | Preloaded as part of Factory Apps |
Important References and Related Documentation
The following documents provide additional details and deeper insights into the RDK8 application ecosystem and packaging model workflows. Readers are encouraged to review these for a complete understanding.
- Preloading factory apps: Factory Apps on RDK8
- Building Bolt Applications: Building Bolt Apps
- Signing bolt packages: Bolt package-signing and verification
- Engineering Certificates for Development: Github: bolt-engineering-certificates
- Package Spec: oci-package-spec (please refer to README in this repo)
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