All 79 Local-First Tools & Worksheets

Browse all 79 privacy-focused, 100% local utilities across Client Work, Finance & Billing, Business Operations, and Developer categories.

Client Work (7 Tools)

Proposals, contracts, SOWs, time tracking, and client deliverable workflows.

Finance & Billing (23 Tools)

Financial planning, invoicing, cash flow, tax worksheets, and financial models.

  • Invoice Generator Pro • Create customizable vector PDF invoices with multi-currency labels, editable line items, tax and discount fields, and local unwatermarked PDF export.
  • Bank Transaction CSV Normalizer • Paste transaction rows copied from a spreadsheet and normalize them into a consistent five-column CSV file.
  • Pay Statement Builder • Generate detailed pay statement breakdowns with gross pay, deductions, and withholdings.
  • Tax Estimator Worksheet • Estimate Federal and Self-Employment tax liability ranges with standard deduction and benchmark brackets.
  • Cash Flow Projection • Model monthly revenue, operating expenses, and cash runway projections.
  • Profit & Loss Generator • Build income statements with categorized revenue and operating expenses.
  • Balance Sheet Maker • Organize assets, liabilities, and equity to generate structured balance sheet summaries.
  • Equity Dilution Calculator • Calculate founder dilution, option pool expansions, and investment rounds.
  • Cap Table Manager • Manage shareholder ownership percentages, share classes, and vesting schedules.
  • Debt Payoff Calculator • Compare avalanche and snowball debt payoff strategies with interest savings.
  • Mortgage Amortization • Calculate monthly mortgage payments, amortization schedules, and principal breakdown.
  • Retirement Scenario Planner • Project retirement savings growth with compound interest and contribution schedules.
  • Crypto Tax Calculator • Track crypto capital gains and losses using FIFO and LIFO cost basis methods.
  • Pricing Tier Calculator • Model SaaS pricing tiers, feature gating, and revenue potential.
  • LTV to CAC Calculator • Analyze customer lifetime value against acquisition cost and payback periods.
  • Expense Log & Analyzer • Categorize business expenses, identify tax-deductible items, and export expense reports.
  • Receipt Itemizer • Tabulate receipt line items, compute tax breakdowns, and export structured expense records.
  • Purchase Order Generator • Create professional purchase orders with vendor details, line items, and delivery terms.
  • Quick Budget • Create a practical budget with income, spending, and savings categories stored in this browser.
  • Investment Tracker • Record holdings, cost basis, and manually entered prices to review allocation and gain or loss.
  • Emergency Fund Planner • Estimate a cash reserve target from the monthly expenses and runway you choose.
  • Net Worth Tracker • Track manually entered assets and liabilities with records stored in this browser.
  • Subscription Manager • Track recurring business software costs, renewal dates, trials, and active subscriptions.

Business Operations (24 Tools)

Business plans, HR templates, market sizing, logistics, and operations worksheets.

Developer Utilities (25 Tools)

Data faker, roadmap, regex, JSON/CSV, JWT, encoders, hash, cron, and formatters.

  • Preset Data Faker • Generate realistic mock data sets for testing and development with various schema presets.
  • Agile Roadmap Planner • Plan sprints, epics, and release roadmaps with milestone tracking.
  • User Story Generator • Generate structured agile user stories with acceptance criteria and story points.
  • Bug Report Template • Format clear, reproducible bug reports with steps, environment details, and logs.
  • API Documentation Generator • Document REST API endpoints with request/response schemas, parameters, and examples.
  • Database Schema Designer • Design relational database tables, columns, constraints, and relationships.
  • SEO Meta Tag Generator • Generate OpenGraph, Twitter Card, and standard HTML SEO meta tags.
  • Code Formatter • Format and beautify JavaScript, TypeScript, JSON, HTML, and CSS snippets.
  • Regex Tester • Test regular expressions in real-time with match highlights and group captures.
  • JSON to CSV Converter • Convert JSON arrays to CSV format and vice versa with configurable delimiters.
  • Cron Job Generator • Build and explain standard cron schedule expressions with human-readable descriptions.
  • UUID V4 Generator • Generate cryptographically random UUID v4 strings in bulk.
  • JWT Decoder • Decode and inspect JSON Web Tokens locally without sending secret tokens to external servers.
  • Base64 Encoder • Encode and decode text strings and binary data to/from Base64 format locally.
  • Hash Generator • Generate SHA-256, SHA-512, MD5, and SHA-1 cryptographic hashes locally.
  • URL Encoder • Encode and decode URL parameters and query strings safely.
  • CSS Gradient Generator • Design linear and radial CSS gradients with live preview and CSS code export.
  • Image Compressor • Compress PNG, JPEG, and WebP images client-side in your browser.
  • PDF Merger • Combine multiple PDF documents into one unwatermarked file in your browser with zero server uploads.
  • Secure Pass Gen • Generate strong, cryptographically secure passwords and passphrases locally.
  • Time Zone Converter • Convert times across multiple international time zones with daylight savings support.
  • Local File Editor • Open, edit, and save text, markdown, and code files directly on your local device.
  • Cloud Sync (GitHub Gist) • Backup and synchronize your local application settings and data via private GitHub Gists.
  • Time Zone Overlap Scheduler • Find optimal meeting windows across distributed international teams.
  • Free PDF Form Filler • Upload any PDF, fill interactive form fields, add text and signatures on any page, and export a clean vector PDF with zero watermarks. 100% free with no limits.