Closure 0.4.0

An open-source, local-first AI novel-writing IDE

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About Closure

This is Closure — a fork of OrisonSpace (Apache-2.0). On top of OrisonSpace's local-first AI writing IDE, Closure adds its narrative operating system layer: structured state machines (CognitionGraph / desire vectors / world entries / information-gap state machines / narrative dependency graphs), a structured knowledge base with hybrid retrieval (a deterministic pure-code core), and original modules such as information-gap control, emotion loops, the desire engine, theme gravity fields, and ripple propagation.
Closure as a whole is released under AGPL-3.0-or-later; code derived from OrisonSpace retains Apache-2.0. For attribution and provenance, see NOTICE.

Closure is an open-source, local-first AI novel-writing IDE for web-novel and long-form fiction authors, bringing outlines, chapters, characters, and worldbuilding asset cards into one workspace. Its principle is "you lead the creativity; the AI writes and self-checks": AI generation, continuation, polishing, review, and controlled edits, connected to any OpenAI-compatible model — with all creative data kept on your own computer. Windows is the priority platform; macOS / Linux are inherited from the upstream architecture. Closure is open source under AGPL-3.0-or-later (code derived from OrisonSpace retains Apache-2.0).

Feature Highlights

The Closure Layer: Narrative Engineering

On top of OrisonSpace's writing-IDE base, Closure rebuilt the generation pipeline around "letting the AI manipulate information gaps, emotion, and desire like a human author":
- Multi-thread narrative structure — one scene graph manages the story skeleton; multiple storylines advance in parallel and interlock
- Structure workbench — a single structure page overviewing the whole book: causal skeleton and arrangement workbench, two linked zones; the chapter axis is banded by volume and a minimap supports long-form navigation; emotion and pacing curves can be toggled on as overlays over the structure graph (foreshadowing overlay planned); isomorphic lockstep — select an element in either zone and the associated cards highlight in sync, so tracing one thread across zones takes no flipping back and forth
- Information-gap control — records what each character knows and what the reader knows. Review catches holes like "a character said something they couldn't know" or "a planted foreshadow was never revealed," while the author's deliberate concealments and delays are not false-flagged
- World-event system — after each chapter is written, five kinds of changes (physical, cognitive, emotional, relational, factional) are extracted from the prose and merged into world-state snapshots that advance with the plot. The key is that the ledgers come in two layers: factual truth and what the reader knows right now are recorded separately — the gap between them is your foreshadow inventory; what should have been planted but wasn't, what should have been revealed but wasn't, the system can see. When a later chapter starts, who knows what right now and where each relationship stands enters the writer's context automatically
- Engineered emotion loop — set the target emotion for a scene before writing it; once written, automatically check whether the emotion actually landed, and bounce it back for revision if it didn't
- Write-chapter chain — the full flow of writing one chapter: intent is dialogued, the director checks settings, context is assembled, the writer drafts, a checkpoint pauses for your review, review and revision run, and after the chapter lands it comes back to report. Every step pauses for a human; the steering wheel stays in your hands
- Two-layer orchestration architecture — the strategic layer is the commander in the dialog (you in the loop, redirecting anytime); the tactical layer is a node chain with explicit contracts (dependencies never dropped, artifact flow never relies on prompts implicitly carrying it); chain segments bring only summaries back to the dialog — internal process never eats…
Release info New Release on Sep 22, 2026
Release notes This release rounds multi-agent support into a mainline of Closure: the AI in your conversation can now hand tasks to background sub-agents running in parallel — the main dialog never blocks, and you can watch or stop them anytime. Alongside it, the materials library gains online import (wiki entries, critique articles), the usage ledger now meters every call type and adds a monthly budget, and the model gateway gains circuit-breaker protection and assignment presets.
New Features
- Agent panel: Background sub-agents — dispatch research or long-running tasks to background sub-agents from the conversation (up to 3 per project) without interrupting the dialog; the "Background Tasks" bar shows live status and elapsed time, with cancel and a read-only drill-in view of the sub-agent's full session
- Agent panel: Three delivery channels for sub-agent results — toast notification, auto-wake the dialog to report, or silent ledger, chosen at dispatch time; unfinished tasks are honestly marked "interrupted" after an app restart
- Materials library: Online import — paste a URL or search by keyword (wiki entries such as Moegirl, critique articles); body text is extracted automatically, provenance pre-filled by source tier (community / original / criticism), and re-importing the same link is idempotent
- Craft cards: Teaching source badges — distilled teachings are badged on the human-review page as coming from a community wiki, the original work, or criticism
- Usage panel: Full-call-surface metering — embedding / rerank / image-generation calls are now metered and broken down by task label (KB retrieval, indexing, image gen, etc.), with image rows showing counts; Antigravity CLI retries and degradations are metered per attempt, neither missed nor double-counted
- Usage panel: Monthly budget — set soft/hard caps (CNY); the panel shows monthly progress with status colors and one-time over-line reminders; new calls are blocked and honestly metered once the hard cap is hit
…
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