progressive-estimation
About
This skill provides statistical task estimation using PERT formulas and calibration feedback, specifically designed for AI-assisted or hybrid human+agent development work. It adapts velocity models for different team modes (human-only, hybrid, or agent-first) to improve sprint planning and backlog sizing. Developers use it to replace gut-feel estimates with research-backed confidence bands for more accurate project forecasting.
Quick Install
Claude Code
Recommendednpx skills add sickn33/antigravity-awesome-skills -a claude-code/plugin add https://github.com/sickn33/antigravity-awesome-skillsgit clone https://github.com/sickn33/antigravity-awesome-skills.git ~/.claude/skills/progressive-estimationCopy and paste this command in Claude Code to install this skill
GitHub Repository
Frequently asked questions
What is the progressive-estimation skill?
progressive-estimation is a Claude Skill by sickn33. Skills package instructions and resources that Claude loads on demand, so Claude can perform progressive-estimation-related tasks without extra prompting.
How do I install progressive-estimation?
Use the install commands on this page: add progressive-estimation to Claude Code as a plugin, or clone its repository into your skills directory, then restart Claude so it picks up the skill.
What category does progressive-estimation belong to?
progressive-estimation is in the project-management category, tagged estimation, project-management, pert, sprint-planning and ai-agents.
Is progressive-estimation free to use?
Yes. progressive-estimation is listed on AIMCP and free to install. It runs inside Claude, so no separate service account is required to use the skill itself.
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