Advanced metrics, sabermetrics, and technical performance data for analysts, coaches, and fans.
Advanced Metrics Glossary
- wOBA (Weighted On-Base Average)Comprehensive measure of offensive value.
- WHIP (Walks + Hits per Inning Pitched)Standard pitching efficiency metric.
- UZR (Ultimate Zone Rating)Defensive value measurement.
- wRC+ (Weighted Runs Created Plus)Park and league-adjusted offensive metric.
- Exit Velocity (EV)Statcast measurement of batted ball speed.
- Launch AngleVertical angle of batted balls.
- xFIP (Expected Fielding Independent Pitching)Pitching outcome estimator.
- SIERA (Skill-Interactive Earned Run Average)Advanced pitching metric.
- WAR (Wins Above Replacement)Integrated value metric.
- OPS+ (On-Base Plus Slugging Plus)Adjusted offensive production.
- Barrel PercentageOptimal batted ball contact rate.
- BABIP (Batting Average on Balls in Play)Luck and contact quality indicator.
- ISO (Isolated Power)Pure power measurement.
Collegiate & Summer Wood Bat
- Cape Cod LeaguePremier collegiate summer league statistical database.
- NCAA Division I StatsOfficial player and team leaderboards for D1 baseball.
- Northwoods LeagueExtensive analytics and stats for the Midwest summer circuit.
- College Baseball ReferenceHistorical college baseball statistics.
- D1Baseball StatsDivision I rankings and statistical leaders.
- NJCAA Baseball StatsJunior college baseball statistics.
- NAIA Baseball StatsNational Association of Intercollegiate Athletics statistics.
- West Coast League StatsStatistics for the premier Pacific Northwest summer league.
- Alaska Baseball League StatsStatistics for the historic Alaska summer circuit.
Independent Leagues
- Atlantic LeagueOfficial stats and standings for the premier MLB Partner League.
- Frontier LeagueHistorical and current statistical archives for the Frontier League.
- Pioneer LeagueData and performance tracking for the mountain states partner league.
- American AssociationStatistics for the premier independent league in the Midwest.
- Empire Professional LeagueStatistical tracking for the New York-based independent circuit.
- Pecos LeagueStats for the high-altitude independent league in the Southwest.
- United Shore LeagueMichigan-based independent league statistics.
International Leagues
- NPB Official Stats (English)The official historical database for Nippon Professional Baseball.
- KBO Official StatsOfficial Korean Baseball Organization statistics.
- CPBL Stats (Chinese)Chinese Professional Baseball League statistics.
- Mexican League StatsOfficial player and team statistics for the Liga Mexicana de Beisbol.
- JapanBall NPBEnglish-language standings and statistics for Japanese baseball.
- KBO WizardAdvanced analytics and pitch-tracking for the Korean league.
- ProEyeKyuuInteractive NPB stats available in English and Japanese.
- Negro Leagues StatsHistorical Negro Leagues statistics and records.
- Seamheads Negro LeaguesComprehensive Negro Leagues statistical database.
- International Leagues ReferenceBaseball-Reference international statistics hub.
- World Baseball Classic StatsOfficial WBC tournament statistics.
- Olympic Baseball StatsHistorical Olympic baseball results and statistics.
Market & Roster Research
- Baseball Almanac SalariesHistorical player salary and contract archives.
- Service Time RulesReference for MLB service time and arbitration eligibility.
- Spotrac MLBDetailed team payrolls and player contract valuations.
- Cots Baseball ContractsComprehensive MLB contract database.
- MLB TransactionsOfficial MLB transaction wire.
- MLB Trade RumorsTransaction tracking and analysis.
- Free Agent TrackerCurrent and historical free agent lists.
- FanGraphs Roster ResourceTeam depth charts and payroll information.
Prospect & Draft Data
- Baseball America RankingsIndustry-standard prospect scouting and scouting grades.
- MiLB Official StatsThe official statistical database for all minor league affiliates.
- MLB PipelineOfficial MLB scouting reports and top prospect tracking.
- FanGraphs ProspectsProspect rankings and scouting reports.
- MLB Draft HistoryComplete draft pick database since 1965.
- The Baseball CubeAmateur and minor league statistics.
- Perfect GameAmateur scouting and prospect rankings.
- Prep Baseball ReportHigh school scouting and draft coverage.
Public Repositories
- Lahman DatabaseThe primary open-source baseball data archive.
- RetrosheetDetailed box scores and play-by-play data.
- Chadwick Bureau RegisterOpen-source player identification database.
- BaseballRR package for baseball data analysis.
- PyBaseballPython library for baseball data scraping.
- Kaggle Baseball DatasetsUser-contributed baseball data for machine learning.
- Baseball-Reference BullpenCommunity-edited baseball encyclopedia.
Stats & SABR
- Baseball SavantMLB official Statcast and player tracking.
- Baseball-ReferenceThe standard for current and historical data.
- FanGraphsDeep database for advanced analytical metrics.
- Baseball ProspectusAdvanced data journal and PECOTA value metrics.
- Baseball Research JournalPeer-reviewed historical and statistical analysis.
- Bill James OnlineAnalysis from the pioneer of modern sabermetrics.
- Hardball TimesAnalytical essays on the physics of the game.
- SABR AnalyticsResearch papers from the annual conference.
- StatheadPremium search tools for historical queries.
- WAR ExplanationIntegrated value metrics across all play types.
- MLB GlossaryOfficial definitions of baseball statistics.
- ESPN MLB StatsCurrent MLB statistical leaders.
Technical Performance
- BaseballCloud3D data visualization and analytics platform.
- Blast MotionSwing analysis and sensor-based bat tracking.
- Diamond KineticsDigital metrics for hitting and throwing.
- Hawk-Eye InnovationsOptical tracking used for MLB ABS and Statcast.
- HitTrax AnalyticsReal-time exit velocity and launch angle data.
- K-Vest Biomechanics3D motion capture for kinematic sequencing.
- Motus Arm CareWorkload and stress tracking for pitchers.
- ProBatter SystemsPitching simulator data and performance analysis.
- Rapsodo HittingAdvanced data on ball flight and spin.
- Rapsodo PitchingTechnical design metrics for pitch shape.
- Sportradar MLBOfficial real-time data provider for MLB.
- TrackMan BaseballRadar-based ball tracking industry standard.
- Win RealityVR analytics for pitch recognition and timing.
- YakkertechPortable pitching analytics system.
- Swift PerformanceSpeed and agility tracking technology.
Training Biomechanics
- ABBSAmerican Baseball Biomechanics Society research.
- ASMIAmerican Sports Medicine Institute pitching studies.
- Biostrap SportsBiometric strain and recovery tracking.
- Driveline ResearchEmpirical studies on velocity and performance.
- Force Plate DataGround reaction force and power analysis.
- Kinetic Chain LabEnergy transfer analysis in baseball movements.
- Launchpad HittingBiomechanical cues for swing optimization.
- OnBaseUBaseball-specific physical mobility screening.
- Pitching Mechanics LabStructural analysis of delivery and arm path.
- Sparta ScienceMachine learning movement signature tracking.
- The Arm FarmData-driven velocity and health protocols.
- WHOOP PerformanceElite sleep and recovery tracking for athletes.
- NorCal Sports MedBiomechanical analysis for pitchers.
- Velocity SuitesComprehensive training and analytics facilities.
Analytics Blogs & Publications
- FanGraphs BlogDaily analytics articles and research.
- Baseball Prospectus NewsDaily analytical content.
- The Hardball TimesAdvanced baseball analysis.
- Sporting News MLBNews and analysis.
- The Athletic MLBPremium baseball journalism.
- ESPN MLBNews, analysis and statistics.
- MLB.com NewsOfficial league news.
- David Laurila InterviewsPlayer and coach Q&As on analytics.
- Baseball AmericaProspect and scouting coverage.
Data Visualization Tools
- Savant Statcast SearchCustom Statcast data queries.
- FanGraphs LeaderboardsCustomizable player ranking tools.
- Tableau Public BaseballUser-created baseball visualizations.
- Team DashboardTeam performance dashboards.
- Baseball Heat MapsSpatial data visualization.
- Pitcher List VisualsPitch movement visualizations.
- Pitch F/X LeaderboardsHistorical pitch data visualization.