# wal-specspaces > Non-central WALs: register sub-projects (specspaces) inside a host repository, each with its own WAL, cold-resume file, and boot contract; scoped wind-down/resume grammar switches a session into a specspace without loading the host's full boot A community documentation of nothing it declares, published by org.vibevm.world, in en. Read it at /doc/org.vibevm.world/wal-specspaces/1.0.0/. Rendered 2026-09-12. Non-central WALs: register sub-projects (specspaces) inside a host repository, each with its own WAL, cold-resume file, and boot contract; scoped wind-down/resume grammar switches a session into a specspace without loading the host's full boot ## For agents - [Boot snippet](/doc/org.vibevm.world/wal-specspaces/1.0.0/boot-snippet/): `org.vibevm.world/wal-specspaces@1.0.0` contributes a boot snippet: text that a session reads before it starts work, placed into the project's generated boot lane by `vibe install`. It is not read on this page — it is read by the agent. (1 min · user, agent) ## Pages - [Package manifest](/doc/org.vibevm.world/wal-specspaces/1.0.0/manifest/): What `org.vibevm.world/wal-specspaces@1.0.0` declares about itself. Everything on this page is the package's own manifest, read and shown — nothing here is an opinion about the package. (1 min · user, dev)