THE STARTUPWORKER DIRECTORY

The tools and know-how behind better work.

Discover the tools, AI skills, agents, and courses startup people actually put in their stacks.

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AI Agent · Automate a development workflow

Claude Code

Anthropic's coding agent for understanding repositories, editing files, running development tools, and completing software tasks across terminal, IDE, web, and cloud workflows.

Reviewed Sep 2026View →
AI Agent · Automate repository work

OpenAI Codex

OpenAI's coding agent for building, reviewing, and shipping software across desktop, web, command-line, IDE, and cloud workflows.

Reviewed Sep 2026View →
Skill · Implement incrementally

Agent Skills

A production-grade engineering skill library that organizes agent work across specification, planning, implementation, testing, review, and shipping.

Reviewed Sep 2026View →
AI Agent · Fix a repository issue

Google Jules

Google's asynchronous GitHub coding agent for planning, implementing, testing, and returning repository changes from an isolated virtual machine.

Reviewed Sep 2026View →
Skill · Critique interface design

Impeccable

A frontend design skill with a shared design language, 24 commands, live browser iteration, and deterministic checks for common AI-generated UI problems.

Reviewed Sep 2026View →
Skill · Analyze growth performance

Marketing Skills

A broad library of AI-agent workflows for conversion optimization, copywriting, SEO, analytics, paid acquisition, retention, sales enablement, and growth.

Reviewed Sep 2026View →
Skill · Develop with tests

Superpowers

A complete software-development methodology that makes coding agents clarify requirements, plan, test-drive changes, review work, and verify completion.

Reviewed Sep 2026View →
Skill · Avoid generic AI design

Taste Skill

An anti-slop frontend framework that gives AI coding agents stronger guidance for layout, typography, motion, spacing, redesigns, and visual references.

Reviewed Sep 2026View →
Skill · Assess change impact

Understand Anything

A multi-agent codebase analysis skill that turns files, functions, classes, dependencies, and business logic into an interactive knowledge graph.

Reviewed Sep 2026View →