Pickleball Research

Scraped official manufacturer Shopify stores for specs, images, and store links. Added JohnKew lab metrics (power MPH, spin RPM, pop MPH, swing weight, twist weight, balance) for 350+ paddles. 100% image and store URL coverage.

New analytics sections: How Points End, Final Shot Types, Error Analysis, Momentum Thresholds, 3rd Shot Drop vs Drive. Score progression chart with hoverable data points.

All player names now show first + last name. Both teams display with equal visual weight. US Open correctly categorized. MLP event locations specified.

Privacy Policy, Terms and Conditions, Disclaimer, Acceptable Use Policy, Accessibility Statement (WCAG 2.1 AA), Cookie Policy, DMCA Policy, and Data Sources & Attribution. All policies effective March 21, 2026. Riven Arc LLC, Wyoming.

All 8 legal pages linked in the footer bottom bar. Copyright updated to Riven Arc LLC. Links styled inline with dot separators for clean presentation.

Every page now renders as static HTML that search engines can index. Previously, Google saw empty shells. Content pages (rules, basics, guide, drills) have their full text server-rendered. Interactive features load as client islands.

Guide page updated with corrected DUPR-to-skill mappings, player distribution data (median DUPR ~3.29), development timeline, advanced concepts table, and pro DUPR breakdown. Sources: DUPR docs, SFIA, Compass AI fact-check, Charles Beehner analysis.

Fixed ALW DUPR (6.829→6.660), player population (14M/20M→24.3M), ages, glossary (UTPR→DUPR), and pro stats across magazine, homepage, and section files. All data now references 2025 SFIA figures.

40 story files covering every component and page with mobile (375px), tablet (768px), and desktop (1280px) viewports. Chromatic captures visual regression snapshots on every PR.

Comprehensive test suite: 259 Zod validation tests, 174 business logic tests, 67 API integration tests, 170 E2E Playwright tests, 128 Storybook component tests. All passing.

GitHub Actions runs lint, typecheck, unit tests, E2E, and Chromatic on every push/PR. Daily E2E suite runs at 6am UTC. CodeRabbit AI reviews every PR with path-specific instructions.

Switched to Biome for linting and formatting with best-practice config: Tailwind CSS support, import organization, a11y rules, and pre-commit hooks via Husky + lint-staged.

End-to-end type safety across search, tournaments, user data, and insights APIs. Coexists with existing REST routes for gradual migration. React Query integration via TRPCProvider.

Sentry captures client/server/edge errors with session replay. Million.js auto-optimizes React component rendering. Both configured in next.config.ts.

Four automated tasks: data sync (every 6 hours), Pinecone reindexing, arsenal report generation, and tournament data refresh. Existing QStash routes preserved as fallback.

Added paddle technology (Gen 1-4 evolution, PBCoR enforcement), pro tours (PPA rules, APP Tour, MLP ownership), growth stats (SFIA 2019-2024), technique details, strategic frameworks, and pro quotes — all with original source attribution.

Three new legal pages plus updates to all 5 existing pages. Cookie Policy documents PostHog/auth cookies. DMCA policy with designated agent. Data Sources page credits PPA, DUPR, SFIA, and 6 other sources.

Match times were displaying in the server's timezone (AEDT). Now automatically converts to your browser's local timezone for accurate scheduling.

Cmd+K or '/' to search. Recent searches, fuzzy suggestions, command mode (type '>'), preview pane on hover, faceted result counts, and 60+ searchable topics including all 25 magazine sections.

Every pro player and paddle now has its own dedicated page with full specs, SEO metadata, JSON-LD structured data, and radar charts. Browse /pros/ben-johns or /paddles/joola-perseus-pro-v-16mm.

Added comprehensive input sanitization, request throttling, and form field limits across all user-facing endpoints and auth forms for better reliability.

Added a visible, easy-to-grab external scrollbar for the magazine on mobile. Prevents scroll traps from horizontal elements that previously caused the page to freeze.

Horizontal-scroll elements (tables, carousels) in the magazine no longer hijack full-page scrolling on mobile. Added scroll containment and overscroll-behavior to all affected sections.

Eliminated scroll jank during navigation, fixed viewport height issues on mobile Safari, and prevented touch event interception that blocked normal scrolling.

Added viewport-fit=cover, switched to 100dvh for correct height on mobile Safari, applied safe-area insets to key UI elements, and added a horizontal scroll indicator on data tables.

Fixed misspelling of Anna Leigh Waters across the app. Removed duplicate paddle entries from the database. Moved Ask AI button to the left side for better reachability.

Spacing, layout, and touch-target improvements across multiple pages for a better experience on phones and small tablets.

New CI workflow automatically detects and removes duplicate paddle entries when data is updated, keeping the database clean.

Every fact, stat, and framework in the knowledge graph now has a SOURCE and VALIDITY tag citing the original reference (USA Pickleball Rulebook, SFIA reports, PPA Tour data, university research, coaching consensus). Unverifiable statistics flagged and corrected.

Replaced unverifiable claims: speed-up '88% win rate' → '~70%' (Picklepedia MLP study), stacking '55% of teams' → 'majority', dink '35% of shots' → 'significant portion', Nasty Nelson '~50% success' → qualitative. All remaining stats now cite sources.

New 'Confirm Password' input with real-time mismatch indicator (red border + warning text). Form submission blocked if passwords don't match.

New accounts must verify their email before logging in. Branded verification email sent automatically. Resend button with 10-second cooldown on the confirmation screen.

Complete roster overhaul: PPA SGL/DBL/MXD points columns, DUPR SGL/DBL/MXD rating columns, sorted by Mixed PTS by default. Removed 7 players with no PPA data, added 7 replacements (Chao Yi Wang, Augustus Ge, John Lucian Goins, Mari Humberg, Liz Truluck, Alix Truong, Allyce Jones). All ranks and sponsors verified against PPA Tour, The Dink, and PickleWave.

Added per-division PPA points to the magazine's 49-row roster table with highest division highlighted green. Ranks corrected to exact PPA division rankings. Win % clarified as career rate.

Ages recalculated from birth dates (Tyler Loong 23→34, Meghan Dizon 26→32, Julian Arnold 29→35). Win rates corrected to PickleWave career data. 14 paddle sponsors updated (Fahey→ProXR, McGuffin→JOOLA, Daescu→CRBN confirmed). All 2026 deals verified against The Dink, The Kitchen, and pickleball.com trackers.

Every section of the Pickleball 101 magazine verified against official sources (USA Pickleball, PPA Tour, DUPR, SFIA, peer-reviewed studies). Fixed player ages, tour ball attributions, MLP format (20 teams, 4 games), tournament venues, equipment specs, and removed fabricated statistics. All claims now cited.

Corrected MLP to 20 teams (was 12), 4 games per match (WD, MD, MXD×2), DreamBreaker at 2-2 tie. Fixed 2025 champions to Columbus Sliders. Updated LeBron James ownership to Brooklyn Pickleball Team.

PPA Tour / MLP official ball is now Life Time LT Pro 48 (was incorrectly Franklin X-40). APP Tour uses Franklin X-40. DUPR uses Vulcan VPRO Flight. Fixed across magazine and all data sources.

Removed fabricated DUPR sub-ranges, unsourced serve percentages, and 30-40% sandbagging rate. All stats now cite IPTPA assessments, DUPR official tiers, Palmere 2018, or White 2012-13 studies. Tony Roig data corrected to 3.5 level.

Pushed corrected educational content (102 records) and structured data (1,495 records) to cloud indexes. Updated graph database with 20+ verified entities. All caches cleared for fresh AI responses.

Updated all player rankings, paddle sponsors, and partnership info using PickleWave ELO and DUPR data. Anna Leigh Waters (Franklin + Nike), Gabe Tardio (#1 MD with Ben Johns), Hayden Patriquin, Andrei Daescu added. Collin Johns removed from top tier.

Refreshed all cloud databases: 1,071 paddles + 269 players + 44 tournaments synced across search and vector indexes. 102 educational page content records re-indexed for AI search.

Improved reliability across all API endpoints with better error handling and fallback mechanisms.

Fixed a bug where clicking sections near the bottom of the Table of Contents sidebar would scroll the sidebar back to the top. Active section now stays visible.

The yellow dashed volley trajectory in the Rally Timeline diagram now correctly arcs over the net to the opposite side, accurately showing that volleys are legal after both required bounces.

AI chat now retrieves and reranks knowledge base results to select the most relevant, producing more accurate and focused answers.

New background job automatically syncs paddle, player, and tournament data to the search index. Keeps AI recommendations and similar-paddle results fresh.

Consolidated AI logic into a shared module for leaner, more maintainable chat and completion features.

Consolidated database client initialization into a single shared module, eliminating duplicated setup code across all API endpoints.

Fixed all 45 component rendering errors and established visual regression baselines across 40 components at 3 viewport sizes.

Converted the 50,000-line static HTML magazine into 27 lazy-loaded React components with Tailwind CSS. Native TOC navigation replaces iframe approach. (In review — PR #9)

Your saved paddles, drills, builds, and profile now persist in the database per account. Log in on any device and your data follows you. No more localStorage-only storage.

Click your name in the sidebar to access all My Page tabs, Arsenal Report, account settings, and sign out — all from a dropdown menu.

Account settings (profile info, sign out, delete account) now live inside My Page as a Settings tab instead of a separate page.

Save Build, My Builds, Add to My Paddles, and Add to My Drills buttons are now hidden when not logged in. Paddle Builder, Paddle Lab, Paddle Database, and Drills pages updated.

Save/remove drill buttons now use clear plus and X icons instead of ambiguous bookmark icons. Text updated to 'Add to My Drills' and 'Remove'.

After importing a paddle in Paddle Lab, unauthenticated users see a styled chip with the paddle name and an X to clear it, instead of the input box.

Values like 7.979999 and 8.341093g now display as 7.98 and 8.3g with proper rounding in the Dynamic Performance Data table.

Resolved database connection and configuration issues preventing Google OAuth from completing. Continue with Google now works on login and signup pages.

Auth buttons are now prominently placed at the top of the sidebar. 'Sign Up Free' uses a solid green CTA, 'Sign In' uses an outlined style. Both replaced by user profile when logged in.

Every major UI component and page now has visual test coverage with automated visual regression detection across 3 viewport sizes.

Upgraded linting and formatting tools for faster code quality checks. Pre-commit hooks enforce quality on every commit. Accessibility rules catch a11y issues automatically.

Real-time error tracking across client, server, and edge runtimes. Errors are captured with full stack traces and session context for faster debugging.

Added 58 previously missing paddles from the latest community data export. Updated brand normalization and filled in missing specs from manufacturer sites.

Improved API endpoint reliability with better validation, session management, and faster database queries.

Inferred brand names for 127 JohnKew paddles with null brands. Fixed 2 corrupted Selkirk Labs Boomstik entries. Notion-source paddles (22 Selkirk entries) now visible in all filter views.

Dark-themed password reset emails matching app design with green accent branding. Reliable delivery for all account recovery flows.

Updated Next.js and Tailwind CSS to latest versions for improved performance and stability.

Full authentication with email/password and Google OAuth. Login, signup, forgot/reset password, and account settings pages. Non-blocking — everything works anonymously, login is optional.

Cloud sync for paddles, drills, profile, and preferences. Sign in once and your data follows you across devices.

Added intelligent caching and model fallback to keep AI features fast and responsive under any load.

AI-powered analysis available on paddle-db, paddle-builder, my-paddles, tournaments, pros, and drills pages. InsightsDrawer now accepts free-text questions for contextual AI responses.

LLM-powered AI chat with multi-tier caching. Semantic cache hits, prompt-level cache, and static fallbacks ensure fast responses.

Removed 5-item pagination on mobile for magazine paddle category modals — all paddles now display in a scrollable list. Desktop keeps 10-per-page pagination.

Updated README, deploy badges, and live site link to reflect new hosting platform.

Replaced redirect stub with 910-line interactive tool. Input paddle specs via sliders and dropdowns, load from My Paddles or search the 750+ paddle database. Live SVG radar chart, zone indicators, player-fit breakdown, and build insights update in real-time.

Widened normalization ranges to match slider travel, increased continuous coefficients 1.5-2x, wired generation/handle/grip to scoring, made width bonus continuous. Radar chart now responds dramatically to input changes.

Add Drills modal with search, category filters, and one-click save. 38 drills across 8 categories (dinking, drives, serving, footwork, strategy, doubles, transition, advanced). Empty state now shows popular drills inline.

Added event tracking for drill views, paddle builds, preset selections, player profiles, and CSV exports across all major app pages.

Fixed deployment build crash caused by environment-specific initialization. Fixed parser error in JSDoc comment. Removed unused dependency.

Vector-powered similar paddle recommendations, AI insights endpoint, and automated background job for periodic data refreshes.

Added background job integration for arsenal report generation and data pipeline sync tasks.

Strengthened data integrity across all API endpoints with improved validation and query safety.

Full-text instant search with automatic failover for reliability. Automatic image optimization for faster paddle photo loading.

Smart paddle recommendations, fast API response caching, and feature flags for gradual rollouts.

Server-side analytics tracking on search queries and arsenal report generation for better visibility into usage patterns.

Added client-side analytics with automatic pageview tracking, click capture, and session recording.

Upgraded tournament live scores from periodic polling to real-time subscriptions for instant score updates.

Resolved crash when search returned null results and hid paddle database rows with no meaningful data.

All paddle builder material and component dropdowns now properly recalculate and update the radar performance chart.

Asynchronous background job processing for generating arsenal reports and syncing external data sources.

Multi-layer search with primary and fallback engines, automatic failover for reliability, and response caching for speed.

Pro player data, tournament schedules, and homepage live spotlight now powered by cloud database with local data fallback.

Full cloud database integration with authenticated data access, user preferences, and paddle-db migration with local data fallback.

Deployed instant faceted search across the entire database with three collections for paddles, players, and tournaments.

Database schema for paddles, players, tournaments, and user data with typed queries and automated data seeding.

Removed 32 duplicate paddles including 9 word-order variants (e.g., 'Selkirk Vanguard Power Air' vs 'Power Air Vanguard Selkirk'). Normalized 'All Court' → 'All-Court'.

Combined community and Notion paddle databases with deduplication. Disabled Lab view for paddles missing core metrics.

Sourced product images for all 715 paddles from manufacturer sites and retailers including JOOLA, Selkirk, Gearbox, CRBN, Engage, Franklin, Paddletek, and more.

Verified correct core thickness for every mismatched paddle against manufacturer specs. Fixed JOOLA 3S series (14→16mm), Franklin C45/Tour variants, Paddletek 14.3mm variants, Gamma Airbender, Gearbox G2, and more.

69 paddles had source='pe' but contained JohnKew data — corrected to 'both'. Normalized brand names (Gruvn→GRÜVN, etc.), removed 1 duplicate, fixed zero-value placeholders. DB cleaned to 715 paddles.

Weight addon swDelta values were 2-9x too low — corrected from regression model (R²=0.89). Power formula rebalanced: balance weight 10→30 (strongest predictor), thickness 25→5 (weakest). Normalization ranges tightened to real 5th-95th percentile.

Win probability bars now clearly label the favored player with a 'FAVORED' badge and 'win prob.' text so users understand what the green bars and percentages mean.

JohnKew / All Sources filter tabs were hidden when viewing the table — now visible in all view modes (radar, table, cards).

Integrated 374 paddle entries from JohnKew Pickleball's dataset with spin category, swing resistance, and firepower scores. Matched 245 to existing paddles, added 129 new entries. Total paddle DB now at 715.

Added retry logic, response validation, data staleness guards, and reporting to tournament data workflows. PPA rankings now auto-sync reliably.

Canvas getImageData() threw IndexSizeError when width was 0 on initial mobile render. Added dimension guard to prevent crash.

Serif glyph descenders were clipped by overflow:hidden + line-height:0.9 + background-clip:text. Added padding-bottom and width:fit-content to ensure full text renders at all viewport sizes.

Gradient was applied across full grid column width, making '13' appear gray. Constrained gradient to text width with width:fit-content.

Fixed incorrect dates for PPA Dallas, Texas Open, Carvana AZ Grand Slam and added 8 missing PPA/MLP/APP tournament events.

Full 2026 APP Tour schedule with D-Joy, AARP Open, Sacramento, Louisville, Overland Park, Malaysia, Tour Championships, and Pro Invitationals. APP filter added to schedule and events views.

When no PPA events API data exists, events are derived from ticker match data showing tournament names, match counts, and completion status.

All 6 quick prompt chips (Analyze, Compare, What to Change, Power/Control, Doubles, Arm-Friendly) now produce unique insights. Chips are filtered per context with fade-in animations.

Added 8 missing pages to footer: Theories & Physics, Angle Geometry, Pro Gear Map, Paddle Lab, Weight Lab, My Paddles, Results, and new Personal column with My Page.

Added Theories & Physics, Angle Geometry, and Singles Strategy sections. Added 3 missing pages to All Pages grid. Expanded Pro Tours overview.

Replaced repeated pickle boat/dog-named-Pickles trivia with unique content: kitchen rule, two-bounce rule, and court dimensions.

Repositioned Magnus/Gravity force labels and trajectory annotations on both topspin and backspin sides to eliminate text collisions in Ball Science section.

Added 27 paddle-sports theories covering physics, biomechanics, and strategy. Includes 8 SVG diagrams (Triangle Theory, Seesaw Effect, Magnus Effect, etc.), Tactical HUD subsection, 14 glossary entries, and sport attribution badges for all cross-sport data.

Replaced sample/placeholder content with verified real data across multiple pages.

Ensured the magazine's Top 50 pro roster table matches the app's live player database.

Simplified angle geometry diagrams to minimal player dot + ball + cone style for better readability.

Every tennis-origin stat, study, and theory now displays a TENNIS badge so pickleball players don't misapply cross-sport data.

New section covering angle bisection math (18.2° coverage), straight lines & angles, and court geometry with dual-court SVG diagrams.

Magazine now shows per-discipline DUPR labels and correctly reflects tournament live/upcoming status.

Every pro now shows separate DUPR ratings for Singles, Doubles, and Mixed instead of a single combined rating.

Resolved a display bug where players competing in multiple disciplines showed dashes instead of their actual DUPR ratings.

Match cards now show real-time win probability bars with the favored team highlighted in green.

Tournament data auto-refreshes only when the LiveBar is visible, saving bandwidth when hidden.

LiveBar now correctly filters scores and highlights the winning team for completed matches.

Search for any player across all live/completed matches in the tournament view.

Live data merging now preserves scroll position and DOM state instead of re-rendering the entire match list.

Pro roster table now has separate SGL, DBL, MXD columns instead of a single DUPR score.

Tournament system now parses games 4 and 5 from the ticker API for championship matches.

Tournament data persists across page loads, reducing API calls and improving load speed.

All emoji icons across magazine and app replaced with crisp SVG icons and Unicode symbols for a cleaner look.

Second pass replacing remaining emoji icons and fixing broken SVG diagram paths in the magazine.

Home page updated with new section cards for Attack Targeting, Singles Strategy, and Collection features.

Full platform documentation covering architecture, data sources, page inventory, and contribution guide.

Interactive tutorial system guides new users through Paddle Database and Paddle Builder features.

Added comprehensive test suite covering CSV import/export, CRUD operations, and data validation.

Unified toolbar with undo, reset, and overwrite controls for the custom paddle builder.

Magazine sections now have visual hero bands. Users can export/import paddle collections and drill lists as CSV.

Major analytics expansion across 14 files covering shot outcomes, strategy metrics, and player performance data.

Doubles strategy page expanded with new formation diagrams, partner communication signals, and MLP data.

Research-backed attack targeting system with body zone diagrams, reaction windows, and shot selection frameworks.

Complete singles strategy guide covering court positioning, serve placement, and rally construction for solo play.

Comprehensive data accuracy audit correcting stats across multiple pages including 3rd shot split ratios and player rankings.

Brightened muted and secondary text colors throughout the magazine for better contrast and readability.

Force single-column grids at ≤768px, fix card widths, and ensure all content fills the screen on mobile devices.

Magazine sidebar now has instant tooltips, smooth collapse animation, and scroll-spy that highlights the current section.

All data tables (ball specs, paddle comparisons, pro roster) now have sticky headers that follow as you scroll.

Each named shot card (Erne, ATP, Bert, etc.) now links to a real YouTube tutorial video.

Clean vector SVG icons replace emoji throughout the magazine for consistent rendering across platforms.

Click any column header in magazine tables to sort ascending/descending — works on paddle, ball, and roster tables.

New grip infographic showing octagonal paddle handle cross-section with continental, eastern, and western grip positions.

Magazine pro roster table expanded from 18 to 50 players with full PPA/MLP stats and discipline breakdowns.

Hover over any paddle image in the detail panel to see a zoomed-in magnifier view, like Amazon product images.

Complete magazine visual overhaul with premium section headers, footer bars, branded typography, and print-ready CSS.

Comprehensive deduplication audit removed repeated paragraphs, redundant cards, and copy-paste artifacts.

Updated rules content to reflect the PPA's 2026 drop serve ban with official source links.

Corrected misaligned diagrams, fixed SVG viewBox proportions, and resolved CSS layout issues across multiple pages.

Every paddle in the database now has a real product image — sourced and verified from manufacturer sites.

Cross-referenced all stats against primary sources (PPA, USAP, manufacturer specs) and corrected 40+ inaccuracies.

Homepage tournament spotlight now pulls live data from the API instead of showing hardcoded placeholder content.

Tournament results page now dynamically discovers events and correctly filters out null medal entries.

Every pro player now has their real PPA headshot, ranking points, and a clickable modal with full career details.

Shot technique cards and drill cards now link to curated YouTube tutorials for visual learning.

Real-time tournament tracking with live score polling, results page, medal counts, and automated data sync for PPA/MLP/APP events.

Tournament page auto-refreshes scores every 30 seconds during live events with smart DOM merging.

Magazine grew 7x with rich visual content across all sections: SVG diagrams, data tables, interactive charts, and court blueprints.

Complete responsive overhaul across all 18 app pages — fluid grids, touch targets, and optimized layouts for every screen size.

Tactical playbook expanded with 18 pre-built formation templates with animated court diagrams.

Magazine grew from 12 to 24 sections covering every aspect of pickleball from basics to advanced tournament strategy.

All MLP team logos replaced with official branding — SVGs for crisp rendering at any size.

Paddle Builder now features smooth 3D rotation preview. Magazine gets a collapsible table of contents sidebar.

Real player photos sourced from PPA profiles and team pages for the majority of the pro roster.

Homepage enriched with contextual micro-insights, styled pullquotes, and alternating section layouts.

Homepage rebuilt as a rich dashboard with 21 content sections, hero stories, live spotlight, and navigation grid.

App sidebar now collapses to icon-only mode, freeing screen space. MLP section shows team logos.

Full interactive ebook with CSS grid layout, 24 sections, glossary, court diagrams, and magazine-style typography.

Complete rebuild with real paddle shape geometry, width slider, 360° rotation, exploded layer view, and weight visualization.

End-to-end tournament infrastructure with live ticker bar, bracket views, and automated data pipeline.

Interactive visualization of Wardlaw's 3 directional guidelines with accurate court geometry and shot angle overlays.

Complete rulebook page with PPA vs MLP vs USAP rule comparison, scoring explainer, and 2026 rule changes.

Three new pages: Ball Science (16-ball database with specs), Basics (beginner guide), and Etiquette (rec play manners).

Comprehensive drill library with warm-ups, serves, dinking, volleys, transitions, and game-situation drills.

Custom paddle design tool with accurate geometry, weight placement at 12 positions, and real-time performance metrics.

Compare all 16 approved pickleballs — bounce height, weight, diameter, hole count, and performance ratings.

Platform rebrand to Pickleball Research with new multi-view layouts, personal hub, and 6 new content pages.

Pro roster expanded from 25 to 69 players with full 2026 season data, sponsorships, and career stats.

Interactive playbook page with 16 illustrated formation plays, each with animated court diagram and step-by-step breakdown.

Major expansion adding Doubles, Strategy, Drills, Body Science, Outcomes, Guide, Shots, and Paddles pages.

Initial launch with 9 pages, paddle database (587 paddles), shot encyclopedia, and dark-theme UI.

Repository created with Next.js 16, Tailwind CSS, and deployment configuration.