Leyline Sorcery
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appseed

pen.dev

Pencil / pen.dev (site banner: “pencil.dev is now pen.dev”) is an AI-native infinite design canvas positioned as “Dream on canvas. Land in code.” Backed by a16z Speedrun (site badge). Integrates with Cursor, VS Code, Claude Code, OpenAI Codex; emphasizes bi-directional MCP vector canvas, open file format, Figma bring-over, brand kits, and design-as-code.

MCP not recordedAPI not recordedCost unknownLicence unknown
Plan with pen.devOpen homepageRead docs

[ Observed sample ]

Frequency in Leyline's observed sample

The count is distinct observed stacks. It is not a Score input.

This component is not in Leyline's observed sample.

Record cmp_pen-dev

Open ranks

[ Score explain ]

Why the Score is 5

How Score works

Score v2 uses only observed signals. The displayed contribution is weight × value × 100. Missing factors are insufficient evidence.

Score factor

GitHub health

18% weight. Documentation is available.

Value 0.15 · 2.7 points

18% weight × 0.15 value

2.7 points

Documentation is available.

Score factor

Agent use

16% weight. insufficient evidence

insufficient evidence

insufficient evidence

insufficient evidence

insufficient evidence

Score factor

Human notes

14% weight. insufficient evidence

insufficient evidence

insufficient evidence

insufficient evidence

insufficient evidence

Score factor

Composability

16% weight. insufficient evidence

insufficient evidence

insufficient evidence

insufficient evidence

insufficient evidence

Score factor

Checklist

10% weight. No MCP surface is declared. No API is declared. Cost is unknown. 0 of 3 checklist fields are complete.

Value 0.00 · 0.0 points

10% weight × 0.00 value

0.0 points

No MCP surface is declared. No API is declared. Cost is unknown. 0 of 3 checklist fields are complete.

Score factor

Evidence quality

14% weight. 1 sources cover 1 evidence types. The latest dated evidence is 2026-08-01. Freshness is omitted unless observed as a signal.

Value 0.18 · 2.5 points

14% weight × 0.18 value

2.5 points

1 sources cover 1 evidence types. The latest dated evidence is 2026-08-01. Freshness is omitted unless observed as a signal.

Score factor

Benchmarks

12% weight. insufficient evidence

insufficient evidence

insufficient evidence

insufficient evidence

insufficient evidence

Total5.24 → 5 after rounding

Agent use: insufficient evidence

Human notes: insufficient evidence

Composability: insufficient evidence

Benchmarks: insufficient evidence

[ Claims ]

Publisher-asserted record

Claims are what the publisher declares. Score uses observed signals, not these assertions, except for checklist fields derived from interfaces. MCP, API, cost, and license claims are marked verified, unverified, or contradicted from intake evidence.

Kind
app
Interfaces
None recorded
Functions

Function

Code

write or edit programs

Code Browse Code

Function

Connect

speak a protocol (MCP, API, CLI)

Connect Browse Connect

Function

Diagram

map a composition

Diagram Browse Diagram

Function

Embed

turn content into vectors

Embed Browse Embed

Function

Render

draw a visual surface

Render Browse Render
Tags
None recorded

[ Capability slices ]

Compose the useful parts.

code

Code

Pencil / pen.dev (site banner: “pencil.dev is now pen.dev”) is an AI-native infinite design canvas positioned as “Dream on canvas. Land in code.” Backed by a16z Speedrun (site badge). Integrates with Cursor, VS Code, Claude Code, OpenAI Codex; emphasizes bi-directional MCP vector canvas, open file format, Figma bring-over, brand kits, and design-as-code.

unknownCompose with this
connect

Connect

Pencil / pen.dev (site banner: “pencil.dev is now pen.dev”) is an AI-native infinite design canvas positioned as “Dream on canvas. Land in code.” Backed by a16z Speedrun (site badge). Integrates with Cursor, VS Code, Claude Code, OpenAI Codex; emphasizes bi-directional MCP vector canvas, open file format, Figma bring-over, brand kits, and design-as-code.

unknownCompose with this
diagram

Diagram

Pencil / pen.dev (site banner: “pencil.dev is now pen.dev”) is an AI-native infinite design canvas positioned as “Dream on canvas. Land in code.” Backed by a16z Speedrun (site badge). Integrates with Cursor, VS Code, Claude Code, OpenAI Codex; emphasizes bi-directional MCP vector canvas, open file format, Figma bring-over, brand kits, and design-as-code.

unknownCompose with this
embed

Embed

Pencil / pen.dev (site banner: “pencil.dev is now pen.dev”) is an AI-native infinite design canvas positioned as “Dream on canvas. Land in code.” Backed by a16z Speedrun (site badge). Integrates with Cursor, VS Code, Claude Code, OpenAI Codex; emphasizes bi-directional MCP vector canvas, open file format, Figma bring-over, brand kits, and design-as-code.

unknownCompose with this
render

Render

Pencil / pen.dev (site banner: “pencil.dev is now pen.dev”) is an AI-native infinite design canvas positioned as “Dream on canvas. Land in code.” Backed by a16z Speedrun (site badge). Integrates with Cursor, VS Code, Claude Code, OpenAI Codex; emphasizes bi-directional MCP vector canvas, open file format, Figma bring-over, brand kits, and design-as-code.

unknownCompose with this

[ Relations ]

Derived alternatives and shared slots

  • Fills the same slot as
    cognee Shared functions code, connect, embed. Can fill the same function slot.
  • Fills the same slot as
    Executor Shared functions code, connect. Can fill the same function slot.
  • Fills the same slot as
    AgentMemory Shared functions code, connect. Can fill the same function slot.
  • Fills the same slot as
    REA Shared functions code, connect. Can fill the same function slot.
  • Fills the same slot as
    tldraw Shared functions diagram, render. Can fill the same function slot.
  • Fills the same slot as
    tldraw offline Shared functions diagram, render. Can fill the same function slot.
  • Fills the same slot as
    Casdoor Shared functions code, connect, embed. Can fill the same function slot.
  • Fills the same slot as
    Self Shared functions code, connect, embed. Can fill the same function slot.

[ Signals ]

Observed evidence and source claims

Signals carry source, method, and observedAt. Source review dates and evidence basis are shown separately. Unobserved metrics stay insufficient evidence.

  • human
    Catalogue resource card

    Evidence basis unknown · Check date unknown · Source date 2026-08-01

No social source is stored.

Suggest a correction

Propose a change with a public source. Corrections wait for review before the card changes.

[ Notes ]

No notes are stored.