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Updated 5mo ago

by jbarbier

claude-code-cost-estimate

Claude Code skill that estimates the full development cost of any codebase

Works with
  • Claude
View on GitHub (opens in a new tab)

112 GitHub stars (112)

+2 in 16 days

Stars gained per day · daily snapshots since Sep 30
Stars gained per day, Sep 30 to Oct 16: +2 in total; the busiest day was Oct 7 with +1 stars.Oct 1: 0 starsOct 2: 0 starsOct 3: 0 starsOct 4: 0 starsOct 5: 0 starsOct 6: 0 starsOct 7: +1 starsOct 8: 0 starsOct 9: 0 starsOct 10: 0 starsOct 11: 0 starsOct 12: 0 starsOct 13: 0 starsOct 14: 0 starsOct 15: 0 starsOct 16: +1 stars
Stars gained between daily snapshots
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  • 1 skill (1 skills found in its SKILL.md files)
  • 26 forks (26 forks)
  • 5mo ago last update (Last updated 5mo ago)

Install

Skills CLI

npx skills add jbarbier/claude-code-cost-estimate

Asks which agents to install it for. Add -g to install it for every project.

Claude Code

git clone https://github.com/jbarbier/claude-code-cost-estimatecp -r "claude-code-cost-estimate/.claude/skills/cost-estimate" ~/.claude/skills/

Copies the cost-estimate skill into ~/.claude/skills/ for every project (use .claude/skills/ for one project).

Plugin

/plugin marketplace add jbarbier/claude-code-cost-estimate

Run inside Claude Code if the repository ships a plugin marketplace, then pick plugins from /plugin.

Skills can run code on your machine — read the SKILL.md first.

What it does

In the author's own words, from each skill's SKILL.md.

  • cost-estimate

    Estimates what a codebase would have cost to build with a traditional human team — the replacement cost to rebuild, not market value. Use when the user asks "how much did this cost?", "what's the ROI of Claude/Copilot on this repo?", "how long would a human team have taken?", or mentions COCOMO, LOCOMO, Function Points, LOC analysis, or codebase cost. Produces P10/P50/P90 ranges with a four-way c…

    .claude/skills/cost-estimate/SKILL.md on GitHub (opens in a new tab)

Review before you install

A skill is a set of instructions and scripts your agent will follow, and it can run code on your machine. Read the SKILL.md and any scripts first — this listing is not a security review.