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dsh-plugin-j-space

Verified · install-tested on dsh kolawong

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2026-08-20Last push
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What it does

J-Space Cognition Suite V3.6 - Inference-time cognitive control and deep reasoning plugin for DeepSeek Harness (DSH)

✅
Our take
Works — verified, early-stage project

J-Space Cognition Suite V3.6 - Inference-time cognitive control and deep reasoning plugin for DeepSeek Harness (DSH) It installs cleanly and boots without issues in our testing. It's early-stage but functional.

“Verified” means our automated CI actually ran dsh plugin add in a clean profile and it booted — nothing more. Feature descriptions and version compatibility are the author’s claims. This is not a security audit and not an endorsement of third-party code.

README

@custom/dsh-plugin-j-space

DeepSeek Harness
J-Space Suite
License
Platform
i18n

English | 中文说明

J-Space Cognition Suite (V3.6) is an inference-time cognitive control plugin designed for DeepSeek Harness (DSH). It enhances the reasoning fidelity, context persistence, and verification discipline of LLMs (especially DeepSeek-V4-Pro / Flash and Kimi models) during complex, long-horizon tasks.


🌟 Why J-Space?

During long multi-step reasoning, coding, and autonomous workflows, large language models frequently suffer from four major inference-time losses:

  1. Working-Set Overload: Too many active constraints dilute attention.
  2. Representation Drift: Global invariants, architectural definitions, or goals gradually mutate across steps.
  3. Uncontrolled Retry: Repeating failed routes without carrying diagnostic hypotheses.
  4. Premature Completion: Mistaking fluent conversational output for verified execution.

J-Space turns the model's accessible working memory into a structured, actively managed internal workspace without changing model weights or requiring fine-tuning.


⚙️ 6 Core Cognitive Mechanisms

Module Mechanism Impact
Broadcast Hub Shared constraints derived once and broadcast Prevents cross-file & cross-step representation drift
Dense Track ✓ / ? / ✗ symbol registers with lossless plain-text expansion Enforces stepwise falsification & rigorous self-verification
Directed Focus Workspace limited to 1-2 active concepts Eliminates working-set cognitive overload
Bridge Reasoning Mandates intermediate bridging before conclusion Eliminates conclusion-first rationalization
Self-Monitoring Autonomously detects reasoning degeneration Triggers rollback with explicit diagnosis
Workspace Ledger Persistent state externalization (jspace.py) Maintains durable memory across task seams & subagents

🚀 Installation

Compatible with all operating systems (macOS, Linux, Windows).

Method 1: DSH CLI (Recommended for Local & Server)

Inside your DSH profile or project workspace, run:

# Install directly from GitHub
dsh plugin add github:kolawong/dsh-plugin-j-space

# Or link from a local folder
dsh plugin add ./dsh-plugin-j-space

Method 2: Manual Setup (Local / Server / Container)

If you are cloning manually into your user directory (~/.dsh):

macOS / Linux:

# 1. Clone into your DSH plugins directory
mkdir -p ~/.dsh/plugins ~/.dsh/skills
git clone https://github.com/kolawong/dsh-plugin-j-space.git ~/.dsh/plugins/dsh-plugin-j-space

# 2. Symlink skill to the global skill directory
ln -sfn ~/.dsh/plugins/dsh-plugin-j-space/skills/j-space ~/.dsh/skills/j-space

# 3. Restart DSH
# On local desktop/CLI: restart your 'dsh web' or app process
# On systemd server: systemctl restart deepseek-harness

Windows (PowerShell):

# 1. Clone into your user profile DSH plugins directory
New-Item -ItemType Directory -Force -Path "$HOME\.dsh\plugins", "$HOME\.dsh\skills"
git clone https://github.com/kolawong/dsh-plugin-j-space.git "$HOME\.dsh\plugins\dsh-plugin-j-space"

# 2. Create directory junction for skill
New-Item -ItemType Junction -Path "$HOME\.dsh\skills\j-space" -Target "$HOME\.dsh\plugins\dsh-plugin-j-space\skills\j-space"

# 3. Restart your DSH process

🎛️ 4 Runtime Modes & Activation Policy

You can switch the operating mode in the DSH Web UI (Settings ➔ Plugins ➔ J-Space) or in ~/.dsh/settings.yaml:

j-space:
  mode: on-demand # Options: on-demand | always-on | auto | off
  • 🎯 On Demand (on-demand) [Default]: Automatically activated upon explicit user prompts or during complex multi-step reasoning.
  • ⚡ Always On (always-on): Global cognitive workspace injected into every turn context.
  • 🤖 Auto (auto): Autonomously triggered based on task complexity and code depth.
  • ⛔ Off (off): Completely disables the cognitive framework.

💬 Usage Examples

In DSH conversations or Taskboard AI drawer:

  • Implicit activation: In on-demand mode, the model automatically loads j-space when you ask for architecture refactoring, bug tracing, or theorem proving.
  • Explicit trigger:

    "Use the J-Space cognitive framework to plan and verify this database migration."
    "Activate J-Space Dense Track to audit cross-file consistency for the auth module."


🌐 Internationalization (i18n)

The plugin UI card (client.js) features built-in automatic language detection (English / 中文), adapting automatically to your DSH locale and browser language without any configuration needed.


🔬 Scientific Background & Original Attribution

This project is built upon empirical research on language-model internal representations and packages the original open-source J-Space Cognition Suite V3.6 by Tiger3807861189 as a standard DeepSeek Harness plugin.

Scientific Foundation

  • Gurnee et al., Anthropic (2026) — Research on privileged internal representational workspace ("poised-to-say" representations).

Citation

@software{j_space_cognition_suite_2026,
  author = {Tiger3807861189},
  title = {J-Space Cognition Suite: Model-Agnostic Inference-Time Control Suite},
  year = {2026},
  version = {3.6.0},
  url = {https://github.com/Tiger3807861189/J-Space-Cognition-Suite-V3.6}
}

📄 License & Open Source Compliance

Licensed under the Apache License, Version 2.0 (the "License").

Install

🧩 Let your agent install it (recommended)

Install the catalog once, then DeepSeek Harness can find and install any plugin from this site automatically:

dsh plugin add dshbase-catalog

Then say "install dsh-plugin-j-space for me" — your agent finds it in the directory and installs it. Docs: dshbase-catalog · verified packs.

This plugin is GitHub source (not published to npm) — install it straight from the repo:

Web profile:

dsh plugin --profile web add github:kolawong/dsh-plugin-j-space

Headless (CLI) profile:

dsh plugin --profile headless add github:kolawong/dsh-plugin-j-space

Test report

Verified: L1 install + L2 load + L3 runtime from GitHub source on dsh 0.1.0-rc.6.

Security: not yet scanned — our daily static scan will cover it shortly.

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