cal · uses
tools & setup
what cal builds with — agent, brain, languages, shipping.
Agent / workflow
- Hermescustom coding agent on OpenCode (Go sub); drives a fork → git-worktree → parallel-subagent → review → PR pipeline
- Claude Code / OpenCodeprimary agentic dev harnesses
- git worktreesisolated parallel branches per task
Second brain
- mem0cloud API memory layer backing Hermes's recall
- file-based agent memoryper-fact markdown + a MEMORY.md index that persists context across agent sessions
- Obsidianvault for notes + research
Languages
- GoCLIs, TUIs, services (yank, agentop)
- Rustsystems, obfuscation (VeilGuard)
- Pythondata eng, automation, pipelines
- TypeScriptextensions, web, MCP tooling
Ship / host
- goreleaser + snapcross-platform release automation
- Vercelthis site
- Cloudflare Workers / CreateOSedge + demos