Fantasy football intelligence
Gridiron LM
Dynasty analytics that turns a Sleeper username into league history, roster values, trade verdicts, and simulated title odds.
Product overview
Gridiron LM brings a manager’s Sleeper leagues into one analysis layer. It combines an in-house dynasty value engine with real league context, trade tooling, long-range history, and a season simulator so decisions can be judged against the team’s actual championship window.
- For
- Dynasty fantasy football managers who play on Sleeper.
- Purpose
- Replace scattered league data and generic calculators with context-aware decisions built around a manager’s real teams.
- Status
- Live · every public feature is free
- Last reviewed
- 2026-08-06
What it does
Capabilities shaped around the real product.
- 01
Lifetime dashboard across every league-season
- 02
Two- and three-team Trade Analyzer with A–F verdicts
- 03
10,000-run playoff and championship simulations
- 04
In-house dynasty values calibrated against completed trades
- 05
League history, power rankings, player comparison, and trend feeds
Design language
A system that belongs to the subject.
Liquid glass on a deep field-dark canvas. Fine yard-line grids, condensed scoreboard numerals, restrained green-to-blue light, and data-dense cards make the interface feel analytical without becoming sterile.
Inter + Barlow Condensed
Color system
- Deep field
#080B12 - Field green
#00E28A - Electric blue
#3B9EFF - Scoreboard gold
#F5C451
Current product
Real production screens.
Technology
Built with a direct, maintainable stack.
- Next.js 16
- TypeScript
- Tailwind CSS 4
- TanStack Query
- Zustand
- Drizzle ORM
- Neon Postgres
- Recharts