Overview

Athenode is a platform for planning software the way software actually gets built: not as one flat document, but as a tree of specifications that grows from a single idea down to concrete, implementable pieces of work.

You start by describing what you want to build. Athenode helps you turn that into a specification — and then helps you break that specification down into smaller child specifications, each one scoped to a single piece of work. This continues until you reach leaf specifications: pieces of work concrete enough that an AI coding agent can implement them directly. The whole tree stays visible and versioned, so you can see how any single leaf traces back to the original idea, and how the original idea has been decomposed into everything underneath it.

What makes Athenode different

Most spec-driven-development tools and workflows focus on how something should be implemented — the technical plan, the architecture, the code-level breakdown. Athenode puts equal weight on what should be implemented in the first place, without losing sight of how. You start by mind-mapping the idea itself — clarifying scope, constraints, and intent — before decomposing it into implementation-ready pieces. Getting the "what" right first means less rework later, because the "how" is being built on a foundation that's already been thought through.

This isn't limited to a single feature, either. You can start an entire project from scratch and use Athenode to think through all of it: decompose the project into its major parts, then mind-map each of those parts — and their own sub-specifications — on its own, as deep as it needs to go. The result is a single specification tree that describes a whole project, or an entire large piece of functionality, at whatever level of detail each part actually needs — not a flat plan that runs out of structure past the first feature.

Athenode is also built for teams, not just individual contributors. A specification tree is shared and stays in sync for everyone working on it, so a team can plan together, track progress across the whole tree, and see at a glance what's been specified, what's been broken down, and what's already implemented — not just what one person has in their head or in a private document.

And Athenode doesn't lock you into one fixed methodology. The workflow it ships with — mind-map an idea, decompose it, implement it — is a starting point, not a mandate. You can adapt it, or build an entirely different approach on top of the same specification tree, and your team can then adopt whatever approach works for you.

How it works

Athenode is compatible with your AI coding environment — whichever AI coding agent you already use, Athenode's workflow works alongside it, rather than asking you to switch tools. The specification tree itself is driven from a command-line interface, which is how AI agents read specifications, record their progress, and implement leaf specifications directly against your codebase.

This isn't just a theoretical design: Athenode plans its own development the same way, using its own specification tree to go from ideas like this Overview to implemented features.

What's next

• Getting started — set up Athenode and create your first specification
• Commands reference — the full set of commands for mind-mapping, decomposing, and implementing specifications
• Agent Setups — create, customize, and switch between agent setups
• Team management — invite teammates and manage roles

Ready to see it in action? Try Athenode with your own project.