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Dafenxz0/README.md

Dafenx

I build tools that make AI agents easier to trust.

I work where agents meet reality: proving whether a skill helps, keeping decisions coherent while sources change, and designing software that recovers cleanly when the happy path ends.

PREMiSE SkillProof Statecraft Open source

Agent evaluation · mutable-state safety · resilient interfaces · emulation · developer tooling


Selected projects

Prove your Agent Skill works before you publish it.

A dependency-free CLI and companion Agent Skill for comparing clean baselines, automatic availability and forced skill use across real models. It records quality, regressions, tokens, cost and latency, then produces reviewable JSON, HTML and repository evidence.

Latest SkillProof benchmark evidence

Why it exists

Anyone can publish a SKILL.md and say that it helps. SkillProof asks whether the result actually improved, whether the improvement survives another model, what it costs and whether a later edit caused a regression.

Change control for AI agents working against a world that keeps changing.

PREMiSE memory validity protocol and guarded action visual

PREMiSE is a coherence protocol and TypeScript runtime for decisions that depend on mutable external state. It records the evidence and version behind a decision, revalidates at the action boundary, and fails closed when the source changed or cannot be checked with enough authority.

Ordinary memory PREMiSE
Can preserve config@v41 perfectly after the source moved to config@v42. Carries source identity, versions and dependencies to a final guard before the side effect.
Remembers an observation. Checks whether the observation is still usable.
May discover the change after wasted work or an unsafe attempt. Revalidates, blocks or lets the connector perform its own conditional write.

PREMiSE repository PREMiSE evidence PREMiSE agent installation

The happy path is a demo. Recovery is the product.

An Agent Skill for building complete user interfaces around loading, empty, offline, stale, partial, conflict, permission, retry and success states. It helps turn a polished screen into something people can rely on when reality gets messy.

request → waiting → partial data → failure → recovery → continuity

More tools

Project What it is for
healthcheck Audit repository health, contribution activity, release readiness and maintainer hygiene from a small CLI.
codex-maintainer-skills Compact workflows that help coding agents contribute to open source with tighter scope and better evidence.
Pando Multi-repository coding-agent orchestration through an explicit SPEC → PLAN → TEST → IMPLEMENT → REVIEW → PR pipeline.
Forgeboard A local-first operations dashboard for open-source maintainers.

Open-source systems work

Area What I contribute
SharpEmu Focused C# and Vulkan work around resource lifetime, scheduling boundaries, pipeline validation, diagnostics and regression safety.
KytyPS5 Portable Vulkan tests, CMake/CTest integration and fixes that behave consistently across GPU drivers.

I prefer changes that are small enough to review, important enough to matter, and backed by a test, a trace or a concrete explanation.


Working principles

Measure the claim.       Keep the evidence.
Model the change.        Guard the action.
Design the failure.      Make recovery obvious.
  • Practical tools over impressive demos.
  • Reproducible evidence over inflated claims.
  • Explicit boundaries over hidden magic.
  • Real failure cases over happy-path screenshots.

Toolbox

TypeScript Node.js Python C Sharp C plus plus Vulkan GitHub Actions Codex


Activity


Building in public. Testing the uncomfortable cases.

Explore PREMiSE · Try SkillProof · Read Statecraft · See every project

Pinned Loading

  1. healthcheck healthcheck Public

    Small CLI audit tool for open-source repository maintainer hygiene

    Python 3

  2. codex-maintainer-skills codex-maintainer-skills Public

    A compact Codex skill pack for open-source maintainers

    Python 2

  3. statecraft-skill statecraft-skill Public

    Agent skill for complete, recoverable UI states beyond the happy path.

    Python 1

  4. sharpemu/sharpemu sharpemu/sharpemu Public

    An experimental PlayStation 5 emulator for Windows, Linux and macOS.

    C# 5k 443

  5. KytyPS5/KytyPS5 KytyPS5/KytyPS5 Public

    PlayStation 5 emulator for Windows, Linux and MacOS

    C++ 1.4k 135

  6. codex-harness-hub codex-harness-hub Public

    A Codex plugin for discovering, evaluating, installing, and creating agent harnesses.

    TypeScript 1