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Quickstart

Take a GitHub issue or a bug in chat through investigation, verification, and a pull request.

Fix Your First Issue

Install Nexus, open a local Git repository, and configure GitHub access through your host's connector or authenticated gh CLI. In Claude Code:

Code
/nexus:software-engineer fix issue #123 in the current repository and raise a PR

You can also give a local directory and a concrete bug:

Code
Use software-engineer in /path/to/repo. Saving an empty display name crashes. Reproduce the bug, fix it, run relevant checks, and raise a PR.

With a directory but no issue, the workflow inspects open GitHub issues and selects a bounded candidate according to its selection rules. It checks for existing work, protects unrelated changes, investigates, implements, verifies, and opens a focused PR. Missing authentication or failed checks are reported; a successful local check does not establish green CI. The workflow does not merge or deploy.

In Codex, select the installed software-engineer skill or ask for it by name. Exact invocation and agent support depend on your host and installer.

Try A Small Command

After staging a change intentionally, ask Claude Code to draft a commit message:

Code
/nexus:commit-message

The command drafts a message from the staged diff. If nothing is staged, it reports that condition.

Trigger A Skill Or Agent

Code
/nexus:debugging investigate the failing CI pipeline

In Claude Code, ask to use code-reviewer for a read-only PR review or codebase-explorer to locate an implementation. Agent memory and tool permissions are host-specific. Instructions to stay read-only do not replace host permission enforcement.

Current Catalog

Generated from the shipped source files. Slash invocations below use Claude plugin syntax.

Version 1.35.0 includes 11 skills, 14 Claude agents, and 2 commands.

Skills

Claude invocationSource
/nexus:debuggingdebugging
/nexus:nexusnexus
/nexus:observabilityobservability
/nexus:performanceperformance
/nexus:reliabilityreliability
/nexus:shortsshorts
/nexus:skill-writerskill-writer
/nexus:software-engineersoftware-engineer
/nexus:testingtesting
/nexus:token-optimizertoken-optimizer
/nexus:tutorialtutorial

Agents

AgentSource
ai-product-engineerai-product-engineer
cloud-cost-optimizercloud-cost-optimizer
code-reviewercode-reviewer
codebase-explorercodebase-explorer
database-architectdatabase-architect
docs-app-builderdocs-app-builder
event-driven-designerevent-driven-designer
iac-engineeriac-engineer
mobile-ux-designermobile-ux-designer
prd-writer-criticprd-writer-critic
roadmap-plannerroadmap-planner
scalability-plannerscalability-planner
system-architecture-reviewersystem-architecture-reviewer
uiux-revieweruiux-reviewer

Commands

Claude invocationSource
/nexus:commit-messagecommit-message
/nexus:grindgrind

Next

Quickstart | Nexus