# PickleBase

> PickleBase (https://picklebase.app) is an interactive, pro-grade Pickleball tactical manual, 3D court simulator, and biomechanics knowledge base designed for players, coaches, and AI assistants.

## Core Features
- 3D Tactics Lab (https://picklebase.app/#tactics-lab): Real-time interactive court simulator calculating 3D parabolic trajectories, net clearance, apex height, and defensive coverage.
- 3D Paddle Angle & Ball Clock Lab: Interactive biomechanical simulator on all 18 shot pages comparing Pro Standard vs 3 Classic Mistakes (Face Tilt °, Ball Clock Contact 12h-6h, Swing Path °, Spin RPM).
- DUPR Rating Calculator (https://picklebase.app/dupr-quiz): 10 tactical match scenario questions diagnosing tactical IQ and providing personalized training roadmaps.
- Pro Match Analysis (https://picklebase.app/matches): Curated pro tour matches with point-by-point shot breakdowns and timestamp bookmarks.

## Technical Shot Guides (18 Core Shots)
- [Topspin Drip Shot (Hybrid Drive-Drop)](https://picklebase.app/shot-drip): 60-70% pace hybrid, +3° face (0°➔+5°), 3h30➔1h30 brush, +55° swing path, ~1950 RPM dipping topspin into opponent feet. [DUPR 4.0+]
- [Third Shot Drop](https://picklebase.app/shot-third-drop): Soft baseline arch (+8° face, 3h15➔1h45 brush, +38° shoulder lift, 3.5/10 grip) into opponent Kitchen to seize the net. [DUPR 3.0+]
- [Cross-Court Dink (4 Variants: Lift, Push, Slice, Topspin)](https://picklebase.app/shot-dink): Controlled low firefight over 86.4cm net center with Lift (+20°), Push (+10°), Slice (+26°), and Topspin (+4°) biomechanics. [DUPR 2.0-5.5+]
- [Third Shot Drive](https://picklebase.app/shot-drive): High-velocity topspin drive (+2° face at 3h10➔1h15 brush, +30° path, ~2100 RPM) aimed low at opponent knees. [DUPR 3.5+]
- [Transition Reset](https://picklebase.app/shot-reset): Absorbing opponent smash velocity with 2.5/10 sponge grip and static +16° open face (3h30➔3h45) to drop softly into the Kitchen. [DUPR 3.5+]
- [Roll Volley](https://picklebase.app/shot-roll-volley): 2-phase topspin brush roll from below net height (+4° open face at 3h15 impact to clear the net, +42° brush to 1h30, rolling closed to -12° / 80° on follow-through). [DUPR 4.0+]
- [Backhand & Forehand Wrist Flick](https://picklebase.app/shot-flick): Frisbee-style wrist snap at net height (84-95cm), -8° closed face (82°), 2h45➔1h40 snap, <15cm compact whip into chicken wing/hip. [DUPR 4.0+]
- [Punch Volley](https://picklebase.app/shot-punch-volley): Zero-backswing compact linear punch (-4° face, 0° path at 2h50, +44cm ahead of chest) blocking speed-ups. [DUPR 3.5+]
- [Tomahawk Axe Smash](https://picklebase.app/shot-tomahawk): Inverted forehand overhead above left shoulder, high elbow, -16° closed face chopping -24° High-to-Low (2h28➔1h55). [DUPR 4.0+]
- [Erne Volley](https://picklebase.app/shot-erne): Airborne leap outside sideline post over NVZ (-15° face, -20° downward flick at 2h30➔2h00) to smash dinks on the fly. [DUPR 4.5+]
- [Bert Volley](https://picklebase.app/shot-bert): Erne variant crossing in front of partner (-18° closed face, -22° strike at 2h25➔1h55) to poach volleys outside the opposite sideline. [DUPR 5.0+]
- [Around The Post (ATP)](https://picklebase.app/shot-atp): Low laser shot (<86cm) outside net post (+2° face, +18° brush at 3h10➔1h45) on wide dinks without traveling over the net cord. [DUPR 4.5+]
- [Scorpion Shot](https://picklebase.app/shot-scorpion): Squatting below net tape to counter chest-high drives with paddle overhead (-10° face, -5° compact snap at 2h40➔2h15). [DUPR 4.5+]
- [Overhead Smash](https://picklebase.app/shot-smash): Dominant scissor-kick smash (-20° closed face, -25° High-to-Low chop at 2h20➔1h50) putting away floating lobs. [DUPR 3.0+]
- [Offensive Topspin Lob](https://picklebase.app/shot-lob): Disguised +10° dink face with steep +68° vertical whip (3h20➔12h45, ~2000 RPM) over aggressive net-huggers. [DUPR 3.5+]
- [Power & Deep Serve](https://picklebase.app/shot-serve): Deep penetrating topspin serve (+3° face, +35° upward arc per Rule 4.A.4, 3h15➔1h00, ~2350 RPM) pinning returners deep. [DUPR 2.5+]
- [Deep Return of Serve](https://picklebase.app/shot-return): Deep return (+3° face, +28° forward weight transfer, 3h15➔1h30) buying time to sprint and secure kitchen line dominance. [DUPR 2.5+]
- [Combo 3rd Shot Drive & 5th Shot Drop](https://picklebase.app/shot-combo-drive-drop): 2-phase transition: Shot 3 Drive (+2° face, 6.5/10 grip) followed by Shot 5 Transition Drop (+10° face, 3.5/10 soft grip). [DUPR 4.0+]

## Advanced Doubles Tactics (10 Strategies)
- [Shake & Bake (Drive & Crash)](https://picklebase.app/tactic-shake-and-bake): Partner 1 drives heavy topspin from baseline; Partner 2 crashes kitchen to put away the floating 5th ball. [DUPR 4.0+]
- [Transition Zones T1 & T2 Mastery](https://picklebase.app/tactic-transition-zones): 6-step midcourt quantization: T1 low-paddle short-hop reset, sprinting past the Dead Zone, and T2 high-paddle counter-ready stance. [DUPR 3.5+]
- [The Freezer (Icing Out)](https://picklebase.app/tactic-the-freezer): Directing 85-90% of balls to the weaker opponent at the outer sideline, completely freezing out the dangerous poacher. [DUPR 4.0+]
- [Anti-Smash Wall](https://picklebase.app/tactic-anti-smash): Split-step defensive retreat into transition zone with loose 2.5-3/10 grip to cushion opponent smashes into the Kitchen. [DUPR 3.5+]
- [Banana Roll Speed-Up](https://picklebase.app/tactic-banana-roll): Off-the-bounce curved topspin roll scooping outside edge of ball down into opponent outer feet. [DUPR 4.5+]
- [Chicken Wing Body-Jam](https://picklebase.app/tactic-chicken-wing): Targeting paddle-side armpit and hip, mechanically jamming opponent elbow rotation. [DUPR 4.0+]
- [Smart Speed-Up Combos](https://picklebase.app/tactic-speedup-combos): 2-shot combinations targeting anatomical jams and pre-aiming for 85% predictable counter rebounds. [DUPR 4.0+]
- [Deep Corner Return & Sprint](https://picklebase.app/tactic-deep-return): Heavy slice into deep corner buying 1.8 seconds hang time to secure total kitchen line positioning. [DUPR 3.5+]
- [Aggressive Push Dink](https://picklebase.app/tactic-push-dink): Linear shoulder shove (+10° face, 3h20➔3h00) driving 30-40cm deeper into opponent backhand hip. [DUPR 4.0+]
- [Stacking & Switching](https://picklebase.app/tactic-stacking): Both doubles partners lining up on one side to keep dominant forehands covering the middle. [DUPR 3.5+]

## Machine-Readable Data & API
- API Catalog: https://picklebase.app/openapi.json
- Agent Instructions: https://picklebase.app/.well-known/agent-instructions.md
- Full Knowledge Base: https://picklebase.app/llms-full.txt
- Shot Biomechanics Matrix: https://picklebase.app/shots.md
- Tactical Strategies Playbook: https://picklebase.app/tactics.md
- Terminology Glossary: https://picklebase.app/glossary.md

## Open Biomechanics Specification & Canonical Entity Profiles
- Wikidata Knowledge Graph (Q141814048): https://www.wikidata.org/wiki/Q141814048
- CERN Zenodo Persistent DOI: https://doi.org/10.5281/zenodo.23582848
- Zenodo CERN Research Record: https://zenodo.org/records/23582848
- Hugging Face Biomechanics Dataset: https://huggingface.co/datasets/lekhoa288/picklebase-open-biomechanics
- GitHub Repository (Open Spec): https://github.com/aizaloapp/picklebase-open-spec
- GitHub Pages Documentation (Vietnamese - lang="vi"): https://aizaloapp.github.io/picklebase-open-spec/
- GitHub Pages Documentation (English - lang="en"): https://aizaloapp.github.io/picklebase-open-spec/en/
- npm Official MCP SDK (v2.3.0): https://www.npmjs.com/package/picklebase-mcp
- PyPI Official MCP SDK: https://pypi.org/project/picklebase-mcp/
- ClawHub AI Skill Registry: https://clawhub.ai/aizaloapp/skills/picklebase-biomechanics-coach
- Chrome Web Store Official Extension: https://chromewebstore.google.com/detail/picklebase/fodnbhemeinhfbeomholngiakpbkicjg