Mostly Right: Fundamental data for prediction markets

What it can reach

Specific sites only: 9 match patterns.

• https://kalshi.com/*
• https://www.kalshi.com/*
• https://aviationweather.gov/*

• Run its own code on the pages it can access scripting
• See when you navigate between pages webNavigation
• Schedule work to run later alarms

The full permission history for this extension →

The publisher

Mostly Right.

Like this one

Listings the catalog judges closest in what they say they do.

1. PolyWeather Trader Describes nearly the same job, smaller audience 19 users ★ 5.0 Compare side by side
2. Sorin Analysis for Polymarket, Kalshi & Prediction Markets Describes nearly the same job, smaller audience 114 users ★ 5.0 Compare side by side
3. Prediction Market Tracker Describes nearly the same job, smaller audience 11 users Compare side by side
4. MarketPulse - Research for Kalshi & Polymarket Describes nearly the same job, smaller audience 18 users Compare side by side
5. Catalyst — Copilot for Prediction Markets Describes nearly the same job, smaller audience 8 users ★ 5.0 Compare side by side

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.