AbilityaiOfficial·19 Agent Skills Included

cornelius

Personal knowledge graph with insight capture and semantic search

Captures your original thinking into an Obsidian knowledge graph and makes it searchable, connected, and reusable. Finds hidden cross-domain connections, extracts insights from books and research, and synthesizes notes into articles. Runs autonomous thinking loops that develop open questions over time while keeping endorsement decisions with you.

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npx skills add Abilityai/cornelius --all -g -y

Available:

Defines the agent's persona as an insight harvester and second brain partner, with rules for capturing original thinking, formatting notes, and routing requests to the right skills.

All Skills in This Repository (19)

Pure Emerald Level Indicators

📦 In Repo

Abilityai

elicitation-techniques

Probe user thinking and extract insights via structured cognitive interviewing techniques.

get-perspective-on

Extract Eugene's contrarian perspective on a topic via semantic search and synthesis.

integrate-recent-notes

Analyze recent notes against a knowledge base using local brain search.

search-vault

Search local Obsidian vault notes using keyword and semantic queries.

deep-research

Orchestrate autonomous research pipelines to extract insights and map connections into a knowledge base.

auto-discovery

Discover non-obvious cross-domain connections between notes by analyzing conceptual strength.

insight-capture-format

Define a standardized Markdown format for documenting unique insights in a knowledge base.

recall

Retrieve relevant knowledge from an Obsidian vault via multi-layer semantic search.

nano-banana-image-generator

Generate images from text prompts using Google's Gemini 2.5 Flash Image model.

analyze-kb

Analyze an Obsidian knowledge base structure and connectivity metrics.

epub-chapter-extractor

Extract EPUB chapters into separate markdown documents.

create-article

Generate long-form articles from knowledge base notes with tone and structure templates.

Official

Advanced

Frequently Asked Questions

FAQPage Schema

How to install Cornelius?▼

Run `npx skills add Abilityai/cornelius --all -g -y` in your terminal to install all skills in this suite globally.

What does Cornelius do with my notes?▼

It captures your original insights as atomic notes in an Obsidian vault, indexes them with semantic search, and surfaces non-obvious connections between ideas.

Can Cornelius write articles from my notes?▼

Yes. The create-article skill synthesizes your permanent notes into publication-ready drafts following your tone of voice, with full source citations.

Does Cornelius work with Claude Code?▼

Yes. It is built for Claude Code and follows the standard SKILL.md format, so it also runs in compatible environments like Cursor and Codex.

Can Cornelius think autonomously?▼

Yes. Scheduled skills like the incubation loop and domain watch develop open questions over time, but promoting conclusions into your endorsed knowledge base always requires your approval.