A lean, full-SDLC harness for Claude Code: Plan → Implement → Verify → Maintain, with subagent orchestration, runtime gates, and cross-session memory. Installs as an isolated plugin.
Agent
Part of harness-claude
System-design specialist. Use PROACTIVELY for architectural decisions, new subsystems, interface/data-model design, or significant refactors. Produces a design note / ADR with trade-offs. Read-only — designs, does not implement.
Agent
Part of harness-claude
Build and type-error resolution specialist. Use PROACTIVELY when a build fails or type/compile errors appear. Fixes build/type errors with minimal diffs — no architectural changes. Gets the build green fast.
Agent
Part of harness-claude
Expert code-review specialist. MUST BE USED immediately after writing or modifying code, before merge. Reviews quality, correctness, and maintainability. Read-only — reports findings with severity, does not edit.
Agent
Part of harness-claude
Long-running-agent operator. Use to drive ONE iteration of an unattended /operate run — advance the task by a single increment, then checkpoint. Enforces the guardrails via step.js and never continues past a halt. Honors the git boundary. May edit code.
Agent
Part of harness-claude
Implementation-planning specialist. Use PROACTIVELY for non-trivial features, refactors, or anything spanning multiple files. Turns a spec into a phased, risk-assessed task plan. Read-only — produces a plan, does not edit code.
Agent
Part of harness-claude
Dead-code and cleanup specialist. Use PROACTIVELY during the Maintain phase to remove unused code, duplicates, and tech debt. Makes safe, behavior-preserving changes only. May edit code.
Agent
Part of harness-claude
Security vulnerability specialist. MUST BE USED for any change touching auth, user input, DB queries, file I/O, external calls, crypto, secrets, or payments — and before merging such code. Scans for OWASP Top-10 and secret leakage. Read-only — reports, does not edit.
Agent
Part of harness-claude
Test-driven development specialist. Use PROACTIVELY when implementing a feature or fixing a bug. Enforces tests-first (RED → GREEN → REFACTOR) and ≥80% coverage. May write tests and implementation.
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: