K

Knowl

Persistent memory for every agent — local-first, always current.

Local-first project memory over MCP for Claude Code, Codex, Cursor and eight other hosts: a SQLite store that retires facts when they change, shares knowledge across linked repos, and retrieves it by hybrid search

dat999zx/knowl · v5.25.0 · Development & Workflow

dat999zxOwner verifiedcaution
InstallSource
72Follow1

Trust Score

72

Security

64

Surfaces

1

Live launch

Persistent memory for every agent — local-first, always current.

Launched
Aug 25, 2026
Pricing
free
Availability
available

What is Knowl?

Knowl is a published development & workflow plugin for AI coding agents in the claude-code ecosystem, developed by dat999zx and distributed through the HOL AI plugin registry. Local-first project memory over MCP for Claude Code, Codex, Cursor and eight other hosts: a SQLite store that retires facts when they change, shares knowledge across linked repos, and retrieves it by hybrid search

Canonical slug
dat999zx/knowl
Version
v5.25.0 · updated Oct 8, 2026

Trust & Reputation

HOL Trust Score
72

Factor Analysis

Per-metric points (0–100 each) combined via a weighted average into the overall score.

Installability
64pts
Maintenance
100pts
MCP Posture
100pts
Plugin Security
64pts
Provenance
70pts
Publisher Quality
75pts

Registry Snapshot

Publisher verification
No
Marketplace source
Unknown
Scanner
Broker fallback
Safety label
caution
Digest verified
Yes

Trust & reputation

Trust & Reputation

HOL Trust Score
72

Factor Analysis

Per-metric points (0–100 each) combined via a weighted average into the overall score.

Installability
64pts
Maintenance
100pts
MCP Posture
100pts
Plugin Security
64pts
Provenance
70pts
Publisher Quality
75pts

Provenance

Plugin root
.
Source repo
https://github.com/dat999zx/knowl
Source commit
8f982cf8ba6f…
Publisher verified
No
Owner verified
@dat999zx

Continuous scanner CI detected

No action is required. This plugin receives the full trust score.

Verified badge not detected

Add the HOL verified badge to the repository README to score +2% trust. Plugin owners can open that pull request from Guard Plugins.

Security Posture

caution
Safety label
64
Security score
0
High findings
Provider
registry-broker-fallback
Grade
D · caution
Version
Unknown
cisco-skill-scanner: not_applicable

Findings

mediumpublishabilitypublishability.link.missing.websiteURL

websiteURL should be present for marketplace readiness.

mediumpublishabilitypublishability.link.missing.privacyPolicyURL

privacyPolicyURL should be present for marketplace readiness.

mediumpublishabilitypublishability.link.missing.termsOfServiceURL

termsOfServiceURL should be present for marketplace readiness.

Knowl — Frequently asked questions

What is Knowl?
Knowl is an AI plugin in the HOL registry. Local-first project memory over MCP for Claude Code, Codex, Cursor and eight other hosts: a SQLite store that retires facts when they change, shares knowledge across linked repos, and retrieves it by hybrid search
How do I install Knowl?
Install Knowl in your harness: Claude Code — /plugin marketplace add dat999zx/knowl; Cursor — npx skills add dat999zx/knowl; MCP — git clone https://github.com/dat999zx/knowl. Full step-by-step guidance is on the HOL plugin page.
How do I install Knowl in Claude Code?
To install Knowl in Claude Code, start with /plugin marketplace add dat999zx/knowl. The complete step-by-step install guide for Claude Code is on the HOL plugin page.
How do I install Knowl in Cursor?
To install Knowl in Cursor, start with npx skills add dat999zx/knowl. The complete step-by-step install guide for Cursor is on the HOL plugin page.
How do I install Knowl in MCP?
To install Knowl in MCP, start with git clone https://github.com/dat999zx/knowl. The complete step-by-step install guide for MCP is on the HOL plugin page.
Is Knowl free?
Knowl is listed as free on HOL.
Who publishes Knowl?
Knowl is published by dat999zx and listed on HOL.
Is Knowl available now?
Knowl is currently available according to its latest public launch.

Install Guidance

Install in Claude Code

Install through the Claude Code plugin marketplace.

Claude Code plugin docs
  1. 1

    Add the marketplace

    Run this inside a Claude Code session.

    claude code
  2. 2

    Install the plugin

    Use the plugin name and the marketplace name shown by the previous command.

    claude code
  3. 3

    Scripted alternative

    Non-interactive equivalent for scripts and CI pipelines. Add --scope project to pin the install to one repository.

    shell
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Plugin Manifest

{
  "name": "knowl",
  "description": "Persistent memory for Claude Code. Facts are typed, sourced, and retired when they change, so a query returns the current answer rather than every answer it has ever held. Local SQLite in your repository — no API key, nothing uploaded.",
  "version": "5.25.0",
  "author": {
    "name": "Knowl"
  },
  "homepage": "https://github.com/dat999zx/knowl",
  "repository": "https://github.com/dat999zx/knowl",
  "license": "Apache-2.0",
  "keywords": [
    "memory",
    "context",
    "knowledge",
    "decisions",
    "mcp",
    "persistence"
  ],
  "interface": {
    "displayName": "knowl",
    "developerName": "dat999zx"
  },
  "mcpServers": "./.registry/mcp.json",
  "holManifestOrigin": "repository",
  "registryIndexVersion": 5
}

Marketplace Source

Repo URL
https://github.com/dat999zx/knowl
Marketplace path
Unknown
Source path
.
Install policy
Unspecified

File Inventory

.claude-plugin/plugin.json

file

586 bytes

68fdb6b209c51acf…

.codex-plugin/plugin.json

plugin-manifest

667 bytes

6be7331bff9705bc…

.mcp.json

file

140 bytes

0ee03336deb09e7a…

.registry/mcp.json

mcp-config

100 bytes

0b2fb74865bdb453…

CLAUDE.md

file

10 bytes

9a94e299c9188c1f…

eslint.config.mjs

file

4,467 bytes

469ea59dbaaef08e…

package-lock.json

file

226,141 bytes

885d18a45580f6f8…

package.json

file

4,015 bytes

fc93b30a9ef5c506…

README.md

file

49,854 bytes

704a39a05af36022…

SECURITY.md

file

1,922 bytes

2797c924e305fc26…

tsconfig.json

file

422 bytes

3595a57a91dbec6b…

History, reviews, and alternatives

Latest launch

User reviews

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The first substantive review can be added on this page.

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Milestones and alternatives

Makers can publish releases and security milestones after claiming the plugin.