Small public builds, each one to understand something I hadn't before.

AI · Observability

LiveGitHub

memory-scope

An audit trail for AI memory. Logs answers and their source citations, then flags past recommendations as suspect when the underlying facts get corrected.

FastAPIReactCogneeClaudeSQLite

Knowledge Graph

LiveGitHub

deconstructed-cognee

Reconstructs why a product's features exist. Reads a repo's issues, PRs and releases into a typed knowledge graph that traces each feature back to its decision chain.

Next.jsSigma.jsCogneeTypeScript

Data Viz · AI

LiveGitHub

skill-graph

A force-directed graph of the AI developer job market, built from live postings. Extracts skills, roles and companies and maps how they relate.

Next.jsSigma.jsMistralRedis

AI Agent

LiveGitHub

ai-lesson-agent

Turns a PDF into a prerequisite-ordered quiz tutor. The answer key is architecturally isolated from the hints, and question order is enforced by graph topology, not prompting.

Next.jsLangGraphNeo4jSupabaseClaude

audio-streaming-simulator

Systems

GitHub

audio-streaming-simulator

Simulates a medical sensor streaming raw PCM audio over HTTP, with a Web Audio player that buffers it. Built to test real-time resilience to latency spikes, outages and clock drift.

FastAPINext.jsWeb AudioPython