OpenSpec

Spec-driven development with OpenSpec CLI. Use when building features, migrations, refactors, or any structured development work. Manages proposal → specs → design → tasks → implementation workflows. Supports custom schemas (TDD, rapid, etc.). Trigger on requests involving feature planning, spec writing, change management, or when /opsx commands are mentioned.

legacy-modernizer

Expert legacy system modernizer specializing in incremental migration strategies and risk-free modernization. Masters refactoring patterns, technology update...

Elixir Dev

Elixir/Phoenix development companion. Run and interpret mix test, mix credo, mix dialyzer, mix format. Generate modules following OTP conventions: contexts, schemas, GenServers, supervisors, tasks. Debug compilation errors and warnings. Help with Ecto migrations, queries, changesets, and associations. Use for any Elixir or Phoenix development task including writing modules, fixing tests, refactoring code, or understanding OTP patterns.

Codebase Migration Planner

Plan complex codebase migrations — framework upgrades, language transitions, architecture refactors. Analyze dependencies, estimate effort, map migration pat...

Codemod

Use Codemod CLI whenever the user wants to migrate, upgrade, update, or refactor a codebase in a repeatable way. This includes framework migrations, library...

Meaningful Chunker

Graph-based code intelligence API. Query any indexed codebase for architecture understanding, debugging, refactor safety analysis, and design principle mappi...