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feniix/README.md

Hey, I'm Sebastian

I'm a systems and platform engineer in Buenos Aires. I build and run the infrastructure other engineers deploy onto, usually from inside their team, working with Kubernetes, Terraform, CI/CD, and observability.

Lately I've been building tools for coding agents: integrations for pi, shared tool definitions for MCP, worktree automation, and benchmarks for agent memory. I write about that work at feniix-hq.net.

Building

  • BridgeKit GitHub stars - Define tools once with TypeBox schemas and expose them through pi and MCP.
  • pi-extensions GitHub stars - Extensions, tools, and integrations for the pi coding agent.
  • worktrees-core GitHub stars - TypeScript primitives for plan-first Git worktree automation.
  • hindsight-llm-bench GitHub stars - Benchmark LLMs for individual Hindsight memory operations rather than pick one model for everything.
  • asdf-sops GitHub stars - Install and manage SOPS versions with asdf.
  • asdf-helmfile GitHub stars - Install and manage Helmfile versions with asdf.

Contributing to

Recent and past upstream contributions:

  • Hindsight GitHub stars - Output-language fixes for retain and reflect, and JSON parsing fixes for LLM responses wrapped in Markdown fences.
  • mcporter GitHub stars - Headless OAuth support and cross-process token refresh locking to prevent concurrent callers from redeeming the same rotating refresh token.
  • OpenClaw GitHub stars - Compaction completion notices and a public configuration-schema export for external tools.
  • Prometheus Operator GitHub stars - Config-reloader liveness and readiness probes exposed through Jsonnet configuration.
  • bsmtap GitHub stars - Missing macOS BSM token parsers to prevent discarded audit records, including code-signing identity parsing.
  • Puppet GitHub stars - Bundler handling of pessimistic version constraints in PUPPET_VERSION.

Latest articles

All articles: feniix-hq.net/blog · RSS

Interactive demos

  • Next token - One prompt through a language model, layer by layer.
  • Hindsight Memory Lab - Retain, recall, and reflect against a live memory graph.
  • Weighted decisions - Change the weights in a decision matrix and see how the preferred option shifts.

Elsewhere

LinkedIn · Bluesky · X

Popular repositories Loading

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