FIG 1.001/05
stk
AI-NATIVE TOOLKIT · 2026
An opinionated toolkit for building, testing and shipping AI agents. Workspaces, evaluation harness and structured outputs, designed for teams that ship.
STACK
PythonAgentsLLM Evals
§ 02 · SELECTED WORK
Things I built.
Independent open-source projects under my own name. Not client work, but visible, dated and attributable. The portfolio you see is the portfolio you get.
stk.dev
FIG 1.102/05
Enferno
WEB FRAMEWORK · 2014 →
AI-native Flask framework with 569 GitHub stars. Production scaffolding for serious applications: auth, admin, jobs, RAG.
STACK
FlaskPythonPostgres
FIG 1.203/05
ReadyKit
SAAS STARTER · 2024
A SaaS starter kit on top of Enferno. Authentication, billing, admin and teams: every boring milestone already shipped.
STACK
FlaskStripeTailwind
FIG 1.304/05
OpenStadt
CIVIC TECH · 2025
Independent civic-tech project mapping public infrastructure equity across German cities. Open source, open data.
STACK
Open DataMappingPython
FIG 1.405/05
ZigLag
OSS INVOICING · 2025
Self-hosted invoicing software built on the stk framework, MIT licensed. Replaced three SaaS bills in my own workflow.
STACK
stkSelf-hostedMIT