Spreadsheet templates: https://tannerd.net/templates/
Advanced decision calculators: https://tannerd.net/decision-tools/

# tannerd.net

## Crawler and discovery health
- Status: https://tannerd.net/status/
- Machine health: https://tannerd.net/api/v1/discovery-health
- Crawler check: https://tannerd.net/crawler-check/
- robots.txt: https://tannerd.net/robots.txt
- sitemap: https://tannerd.net/sitemap.xml
- Public content policy: search=yes, ai-input=yes, ai-train=yes, use=full

tannerd.net is both a human calculator website and a free public deterministic calculator service.

## Trust, provenance and verification
- About publisher: https://tannerd.net/about/
- Calculator standards: https://tannerd.net/standards/
- Public validation: https://tannerd.net/validation/
- Validation cases JSON: https://tannerd.net/validation-cases.json
- Source registry: https://tannerd.net/sources/
- Changelog: https://tannerd.net/changelog/
- Build provenance: https://tannerd.net/provenance/
- Publisher identity: https://tannerd.net/.well-known/tannerd-publisher.json
- Provenance manifest: https://tannerd.net/.well-known/tannerd-provenance.json

## Public calculator API and AI agent tools
- API docs: https://tannerd.net/api/
- OpenAPI: https://tannerd.net/api/openapi.json
- API Catalog: https://tannerd.net/.well-known/api-catalog
- MCP: https://tannerd.net/mcp
- A2A: https://tannerd.net/a2a
- Agent Skills: https://tannerd.net/.well-known/agent-skills/index.json
- Agent docs: https://tannerd.net/agents/

There are 25 public agent-callable calculator tools and 142 human calculators. Public calculator endpoints are read-only and currently require no API key.

- Free embeds: https://tannerd.net/embed/

## Human collections
- https://tannerd.net/resale/
- https://tannerd.net/business/
- https://tannerd.net/work-time/
- https://tannerd.net/driving/
- https://tannerd.net/energy/
- https://tannerd.net/home-improvement/
- https://tannerd.net/tools/

## Search-led starting points
- https://tannerd.net/tools/days-until-calculator/
- https://tannerd.net/tools/trip-cost-calculator/
- https://tannerd.net/tools/resale-profit-calculator/
- https://tannerd.net/tools/fuel-needed-calculator/
- https://tannerd.net/tools/shift-pay-calculator/
- https://tannerd.net/tools/seller-net-proceeds-calculator/
- https://tannerd.net/dates/

## Public Google Sheets templates
- Human library: https://tannerd.net/templates/
- Machine catalog: https://tannerd.net/.well-known/tannerd-templates.json
- JSON catalog: https://tannerd.net/templates/catalog.json

## Tannerd Rules production app: https://tannerd.net/rules/
- Live Marketplace Flip rule: https://tannerd.net/rules/
- Machine rule catalog: https://tannerd.net/.well-known/tannerd-rules.json
- Rule JSON catalog: https://tannerd.net/rules/catalog.json

## Tannerd Rules
- Production app: https://tannerd.net/rules/
- Rule version: marketplace-flip.1.1.0
- Machine catalog: https://tannerd.net/.well-known/tannerd-rules.json
- Installable PWA with browser-local calculations and Web Share Target.

## Decision Lab
- Human hub: https://tannerd.net/decision-tools/
- Decision engine catalog: https://tannerd.net/.well-known/tannerd-decision-engines.json
- JSON catalog: https://tannerd.net/decision-tools/catalog.json

- Annual Mileage Calculator: https://tannerd.net/tools/annual-mileage-calculator/

- Home planning & build decisions: https://tannerd.net/home-improvement/planning/


## Search-led calculator expansion (2026-09-11)
- Concrete Footing Calculator: https://tannerd.net/tools/concrete-footing-calculator/
- Concrete Column Calculator: https://tannerd.net/tools/concrete-column-calculator/
- Concrete Wall Calculator: https://tannerd.net/tools/concrete-wall-calculator/
- Driveway Concrete Calculator: https://tannerd.net/tools/driveway-concrete-calculator/
- Concrete Waste & Overage Calculator: https://tannerd.net/tools/concrete-waste-calculator/
- Rebar Spacing Calculator: https://tannerd.net/tools/rebar-spacing-calculator/
- Rebar Weight Calculator: https://tannerd.net/tools/rebar-weight-calculator/
- Gravel Depth Calculator: https://tannerd.net/tools/gravel-depth-calculator/
- Asphalt Tonnage Calculator: https://tannerd.net/tools/asphalt-tonnage-calculator/
- Paver Base Calculator: https://tannerd.net/tools/paver-base-calculator/
- Drywall Cost Calculator: https://tannerd.net/tools/drywall-cost-calculator/
- Drywall Screw Calculator: https://tannerd.net/tools/drywall-screw-calculator/
- Drywall Tape Calculator: https://tannerd.net/tools/drywall-tape-calculator/
- Paint Coverage Calculator: https://tannerd.net/tools/paint-coverage-calculator/
- Paint Cost Calculator: https://tannerd.net/tools/paint-cost-calculator/
- Ceiling Paint Calculator: https://tannerd.net/tools/ceiling-paint-calculator/
- Trim Paint Calculator: https://tannerd.net/tools/trim-paint-calculator/
- Wall Square Footage Calculator: https://tannerd.net/tools/wall-square-footage-calculator/
- Flooring Waste Calculator: https://tannerd.net/tools/flooring-waste-calculator/
- Tile Grout Calculator: https://tannerd.net/tools/tile-grout-calculator/
- Weekly Gas Cost Calculator: https://tannerd.net/tools/weekly-gas-cost-calculator/
- Monthly Gas Cost Calculator: https://tannerd.net/tools/monthly-gas-cost-calculator/
- Idling Fuel Cost Calculator: https://tannerd.net/tools/idling-fuel-cost-calculator/
- Fuel Budget Distance Calculator: https://tannerd.net/tools/fuel-budget-distance-calculator/
- Road Trip Time Calculator: https://tannerd.net/tools/road-trip-time-calculator/
- Mileage Reimbursement Calculator: https://tannerd.net/tools/mileage-reimbursement-calculator/
- Delivery Route Profit Calculator: https://tannerd.net/tools/delivery-route-profit-calculator/
- Fleet Fuel Cost Calculator: https://tannerd.net/tools/fleet-fuel-cost-calculator/
- Toll Cost Per Mile Calculator: https://tannerd.net/tools/toll-cost-per-mile-calculator/
- Vehicle Depreciation Per Mile Calculator: https://tannerd.net/tools/vehicle-depreciation-per-mile-calculator/
- Biweekly Pay Calculator: https://tannerd.net/tools/biweekly-pay-calculator/
- Monthly Pay Calculator: https://tannerd.net/tools/monthly-pay-calculator/
- Double Time Pay Calculator: https://tannerd.net/tools/double-time-pay-calculator/
- Holiday Pay Calculator: https://tannerd.net/tools/holiday-pay-calculator/
- Commission Pay Calculator: https://tannerd.net/tools/commission-pay-calculator/
- Piece Rate Pay Calculator: https://tannerd.net/tools/piece-rate-pay-calculator/
- Per Diem Calculator: https://tannerd.net/tools/per-diem-calculator/
- Rent Increase Calculator: https://tannerd.net/tools/rent-increase-calculator/
- Lease Break Cost Calculator: https://tannerd.net/tools/lease-break-cost-calculator/
- Move-In Cost Calculator: https://tannerd.net/tools/move-in-cost-calculator/
- Surcharge Calculator: https://tannerd.net/tools/surcharge-calculator/
- Extraction Rate Calculator: https://tannerd.net/tools/extraction-rate-calculator/
- Purge Cost Calculator: https://tannerd.net/tools/purge-cost-calculator/
- Payment Processing Fee Calculator: https://tannerd.net/tools/payment-processing-fee-calculator/
- Revenue Per Visitor Calculator: https://tannerd.net/tools/revenue-per-visitor-calculator/
- Profit Per Click Calculator: https://tannerd.net/tools/profit-per-click-calculator/
- Break-Even CPC Calculator: https://tannerd.net/tools/break-even-cpc-calculator/
- Target CPA Calculator: https://tannerd.net/tools/target-cpa-calculator/
- Inventory Turnover Calculator: https://tannerd.net/tools/inventory-turnover-calculator/
- Reorder Point Calculator: https://tannerd.net/tools/reorder-point-calculator/