Tools
NINESPRO tool collection for AI, documents, learning, office, development, finance, text, and productivity workflows.
Agent Workflow
Plan multi-step agent execution workflows.
AI Tools
AI generation, assistance, and automation tools.
Arithmetic Practice
Generate basic arithmetic practice.
Base64
Encode and decode Base64.
Classics
Classic texts and learning helpers.
Compound Interest
Calculate compound growth and returns.
Developer Tools
Productivity tools for developers.
Document Tools
Document processing and organization.
Document Templates
Generate common document templates.
Email Templates
Generate business, communication, and notice emails.
Essay Outline
Generate essay, paper, and report outlines.
Finance Tools
Finance calculators and planning tools.
Formula Cards
Study formulas, concepts, and quick reference cards.
Hash Calculator
Calculate text hash digests.
Inflation Impact
Estimate inflation impact on purchasing power.
JSON Formatter
Format, minify, and validate JSON.
Knowledge Organizer
Organize knowledge points, notes, and materials.
Learning Tools
Study plans, review, and material organization.
Markdown Preview
Preview and organize Markdown content.
Meeting Notes
Generate meeting notes and action items.
Mortgage Calculator
Calculate mortgage payments and interest.
Office Tools
Office documents, workflows, and collaboration tools.
OKR Template
Generate objectives and key results.
Pinyin Cards
Generate pinyin learning cards.
Poetry
Poetry learning, organization, and writing assistance.
PRD Template
Generate product requirement document structure.
Prompt Templates
Generate reusable AI prompts.
QR Code
Generate QR code content.
Resume Template
Generate resume structure and content.
Savings Goal
Plan savings goals and timelines.
Slide Outline
Generate presentation outlines.
SQL Formatter
Format and organize SQL.
Study Planner
Generate study goals and plans.
Summary Outline
Turn content into summaries and outlines.
Tech Learning Path
Plan technical learning paths.
Text Diff
Compare differences between two texts.
Timestamp Converter
Convert seconds, milliseconds, and date time.
URL Codec
Encode and decode URLs.