The Harness of Harnesses • built for RSI: a trusted, persistent, self-evolving multi-agent ecosystem for all-domain collaboration.
Raven is an open-source agent harness for running long-term AI work with terminal execution, tracing, memory, skills, evaluation, and reusable workflows. People use the current release to operate and improve persistent AI workflows, while its described future direction is a multi-agent system that combines specialized harnesses.
This repository also configures its own agents. See what Raven tells them →
Skill Claude CodeCodex
Generate images via Nano Banana (Gemini 2.5/3.1 Flash Image) on OpenRouter. Use when the user asks to draw, illustrate, render or generate any kind of picture/diagram/scene.
Skill Claude CodeCodex
Get current weather and forecasts (no API key required).
Skill Claude CodeCodex
A set of instructions for creating a PowerPoint .pptx file on disk with Python, including guidance on available asset, rendering, and image tools. A .pptx file is an editable presentation document.
Skill Claude CodeCodex
A set of instructions for building websites whose main purpose is publishing and helping people find and read identified content, such as articles or other sourced material. It defines content boundaries and requires checks for the website’s visual presentation and source history.
Skill Claude CodeCodex
A guide for building, changing, diagnosing, and checking two-dimensional games and playful experiences. It covers games, interactive toys, story exploration, rhythm experiences, generative experiences, and local multiplayer.
Skill Claude CodeCodex
A guide for building interactive explainers, calculators, and simulations driven by an executable model. Users change inputs, steps, states, or events to understand a rule or see how a process develops over time.
Skill Claude CodeCodex
A guide for building polished websites and other interfaces consumed directly in a web browser, using HTML, CSS, JavaScript, or web frameworks. It focuses on the browser's final visual result while partnering with a domain guide for games, maps, charts, simulations, or other specialist content.
Skill Claude CodeCodex
A guide for designing and building complete interfaces for products and professional tools that people use repeatedly to change objects and reach checkable results. It covers workbenches, task workflows, editing tools, analysis tools, monitoring consoles, and file or asset processors.
Skill Claude CodeCodex
A guide for building reusable UI components and design systems: shared visual rules, component interfaces, behavior, accessibility requirements, documentation, packaging, and version management. A design system is a maintained set of parts and rules that multiple screens or products can share.
Skill Claude CodeCodex
A guide for turning structured data into charts, interactive graphics, data stories, and dashboards that support accurate comparison and interpretation. It treats data meaning, calculations, scales, labels, and uncertainty as part of the visual explanation.
Skill Claude CodeCodex
A guide for creating illustrations and visual scenes whose subjects, actions, spaces, mood, or symbolism carry the main meaning. It covers editorial art, story scenes, characters, environments, objects, animated scenes, and abstract or procedural images.
Skill Claude CodeCodex
A guide for making maps and spatial plans based on real locations, boundaries, directions, scale, routes, floors, or access between places. It covers reference maps, navigation, thematic maps, service areas, site plans, and indoor wayfinding.
Skill Codex
A guide for creating finished posters and other marketing graphics for campaigns, promotions, brands, and advocacy. It produces fixed-size layouts with editable text, visual assets, reusable content slots, and source files that can be regenerated.
Skill Claude CodeCodex
A guide for creating technical diagrams and engineering documents that show components, connections, processes, states, timing, interfaces, or cause and effect. It includes system and network diagrams, flow and sequence diagrams, electrical plans, mechanical sections, and scientific mechanism diagrams.
Skill Codex
A brand-identity design workflow for creating or updating how an organisation, product, service, place, project, or person looks and communicates. It delivers realistic examples such as a website, package, shop, business card, or social post, along with a toolkit of logo directions, colors, fonts, imagery, and guidelines.
Skill Claude CodeCodex
A set of editorial rules for shaping books, presentations, long-form articles, and automatically rebuilt reports. It covers how to order content, choose page structures, use grids and templates, handle sources, and prepare work for print or handoff.
Skill Claude CodeCodex
A specialist guide for designing and checking icons and symbols, including interface icons, public information signs, safety symbols, device controls, and status graphics. It focuses on whether a symbol communicates the intended object, action, or state at its real size and in its real setting.
Skill Claude CodeCodex
A specialist workflow for creating, extending, repairing, selecting, or checking typefaces, letter shapes, and custom word lettering. It covers editable sources, character coverage, spacing, text shaping, font building, licensing, and testing in the real place where the type will be used.
Skill Codex
A review process for finding common artificial-looking patterns in human-facing work, such as dense grey text, generic cards, placeholder content, or template-like layouts. It keeps a written checklist and scans the finished result again before delivery.
Skill Claude CodeCodex
A general workflow for creating, editing, diagnosing, or checking things people will see, read, or use. It defines the intended medium, audience, required outcome, evidence, and final consumer before work begins.
Skill Claude CodeCodex
Design and build a deck as a python-pptx program: your own layout system, the source's own figures, charts you draw, and a template's design when the user gave one.
Skill Claude CodeCodex
Use when a task breaks into several distinct steps that a separate sub-agent could each carry out. A DAG node dispatches to an agent on the roster and cannot call your own tools, so steps that are just your own tool calls (reading files, small edits, running commands) are not a DAG for being many - do those yourself.…
Skill Claude CodeCodex
A set of Hailan Travel rules for making, paying for, changing, and cancelling package-tour bookings. It also covers discounts, children, older travellers, insurance, personal information, and group-size limits.
Skill Claude CodeCodex
A brand and content design guide for Hailan Travel. It sets rules for the logo, colours, fonts, page layouts, icons, and travel-plan presentation slides.
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: