Implement Feature

Implement Feature is a Quality skill for Claude Code, published by janekbaraniewski in openusage.

187 stars16 forkson janekbaraniewski/openusageAdded 2026/09/06+2% in starsRepository updated 2026/09/03

ai-costai-cost-trackingai-spendingai-usageclaudeclaude-codeclaude-code-usageclaude-usage-monitorcodexcoding-agentscopilotcopilot-usagecursorgemini-clillm-usageopenrouteropenrouter-usagetmux

Install in seconds

Install Implement Feature

Copy Implement Feature into your Claude Code skills folder. Run the command in your terminal, or review the source on GitHub before installing.

terminal

npx degit https://github.com/janekbaraniewski/openusage/tree/main/.codex/skills/implement-feature ~/.claude/skills/implement-feature

Requires Node.js. Downloads this skill only — not the rest of the repository — into your Claude Code skills folder.

Without Node.js

git clone https://github.com/janekbaraniewski/openusage.git

Clones the whole repository, then copy the skill’s own directory into your skills folder yourself.

In this catalog

Source file: .codex/skills/implement-feature/SKILL.md in janekbaraniewski/openusage
Installs to: ~/.claude/skills/implement-feature
Collection: One of 14 skills cataloged from this repository
Category: Quality — 1745 skills

What Implement Feature does

Implement Feature turns a design doc into working code and tests. Use it when building a new feature from a specification and verifying it with test coverage.

Implement Feature is cataloged under Quality on DirSkills. Implement Feature comes from a repository tagged ai-cost, ai-cost-tracking, ai-spending, ai-usage and claude.

Documentation

README

From the original repository

Skill: Implement Feature

Invocation: Implement a feature from its design doc with tests

Read and follow the full skill specification in docs/skills/implement-feature/SKILL.md.

Frequently asked about Implement Feature

What else does janekbaraniewski publish alongside Implement Feature?
Implement Feature is one of 14 skills that DirSkills catalogs from janekbaraniewski/openusage, the repository it ships in. Its siblings there include Add New Provider, Cut Release and Cut Release. Each one is a separate skill with its own page in this directory, installs the same way Implement Feature does, and is maintained by janekbaraniewski in that same repository. The rest of the collection is listed on the janekbaraniewski/openusage page.
How does Implement Feature compare to other Quality skills?
Implement Feature ranks #1630 by stars among the 1745 Quality skills in this catalog. The most-starred ones next to it are Benchmark, Benchmark Optimization Loop and API Design Patterns. DirSkills ranks by the star count of the repository each skill ships in, so that order reflects how popular those repositories are rather than any review of Implement Feature against them. Open each page to compare what they document and how they install.