estimation

Estimate project scope, timeline, and resource needs using multiple estimation techniques.

Updated Dec 22, 2025

Search Tags:#planning #agile #estimation #risk-management #velocity #project-management #planning-poker

Ready to run

npx skills add https://github.com/senior-sigan/llm-skills --skill estimation-senior-sigan

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: estimation
Source: https://github.com/senior-sigan/llm-skills/tree/main/skills/estimation
Command: npx skills add https://github.com/senior-sigan/llm-skills --skill estimation-senior-sigan

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill helps teams estimate project scope, timelines, and resource needs using multiple estimation techniques to improve planning accuracy.

Core Features & Use Cases

Multiple estimation methods: bottom-up, top-down, and analogous estimation to cover different project types.
Planning guardrails: includes multipliers, buffers, and velocity considerations to account for risk and variability.
Use Case: When planning a new product feature, use this Skill to generate scope, timeline, and staffing estimates with defensible ranges.

Quick Start

Generate a defensible, end-to-end estimate for a six-week feature including scope, timeline, and staffing.

Frequently Asked Questions about estimation

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I estimate project scope and timeline for a new product feature?▼

Estimating project scope and timeline involves applying bottom-up, top-down, and analogous techniques alongside velocity considerations and buffers to generate defensible delivery and staffing ranges.

What is the difference between bottom-up and top-down estimation in agile planning?▼

Bottom-up estimation aggregates detailed individual task estimates, while top-down estimation breaks down high-level project parameters. This Skill handles both alongside analogous estimation to guide planning across different project types.

How do I apply risk management buffers and velocity multipliers to project estimates?▼

Applying risk management buffers and velocity multipliers to project estimates involves adjusting base calculations with defined multipliers to account for variability, delivering actionable estimates with realistic planning guardrails.

Can I use planning poker to generate resource needs and staffing estimates?▼

Yes, structured planning poker inputs can be used to estimate resource needs and staffing. The Skill processes structured inputs to deliver actionable estimates with defined velocity considerations and buffers.

When should I use analogous estimation over bottom-up for project management?▼

Analogous estimation should be used over bottom-up when planning new projects with similar historical precedents. This Skill applies analogous estimation to guide planning and resourcing when detailed task-level data is unavailable.