Free Tools
The tools we use ourselves. Free.
Every retainer client gets these. We're giving them away because (a) they're better with
use, and (b) once you've integrated one, our retainer is the obvious next step.
Tool 01 · codebook
HDC Note Codebook
A hyperdimensional codebook for private notes. Turn 10,000 markdown files into a
local semantic index that runs on a laptop. The trick we use internally to make
our AI assistants actually remember what we wrote last quarter.
Python · CPU-only · MIT license
Get the codebook →
Tool 02 · skill
Eigenspec Skill
A drop-in Claude skill. Paste a problem; get a scoped implementation spec with a
test plan and a risk register. The same skill we use to write the one-page scope
for every paid engagement.
Claude Code · one-file install · MIT license
Install the skill →
Coming soon
More tools on the way.
Bigfoot mesh protocol kit. The eigenspec evaluation harness. A self-hosted passkey demo. Get notified when each one drops.