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3 posts

Haiku OSDeep Dive August 9, 2026 3 min read

BMessage Flattening and IPC: How Haiku Moves Typed Data Between Processes

An engineering guide to BMessage fields, flattening, messengers, reply semantics, validation, compatibility, and safe interprocess communication on Haiku.

#haiku#application-kit#bmessage

Haiku OSHow-To August 9, 2026 3 min read

How to Build a Haiku Replicant That Can Live on the Desktop or Deskbar

A safe Haiku Replicant design covering archiving, instantiation, BDragger integration, messages, resource ownership, and testing outside its host app.

#haiku#replicants#bdragger

Haiku OSHow-To August 9, 2026 3 min read

How to Build Resizable Haiku Interfaces with BLayout Instead of Fixed Coordinates

A step-by-step Haiku Layout API workflow for intrinsic sizes, nested groups, spacing, constraints, localization, resizing, and maintainable UI code.

#haiku#layout-api#user-interface