SOFR / risk-free-rate compounding-in-arrears math — ARRC & ISDA conventions (lookback, observation shift, lockout), the SOFR Index method, and the compounded average. Reproduces the NY Fed's published values. Zero dependencies.

Typed, zero-dependency client for the NY Fed's free Markets Data API — SOFR, EFFR, OBFR, BGCR, TGCR reference rates, SOFR averages & index, SOMA holdings. No API key required.

Perpetual-futures funding math — payments (longs-pay-shorts convention), APR/APY annualization for any interval, cumulative funding, cross-venue funding-arb carry and breakeven. Zero dependencies.

Multi-protocol lending data fetcher supporting Morpho Blue, Aave V2/V3, Compound V2/V3, Euler, Init, Lista DAO, and Morpho Midnight. Provides public market data (rates, TVL, configs) and per-user position data (balances, shares, collateral) in a unified f

A simple and flexible API to generate various kinds of string ID / code.

Framework-agnostic WSO2 IS auth client — login, logout, token refresh, change password. Works with React, Vue, Next.js, or plain JS.

Paper-trade the lead-lag edge in prediction markets. A market lags TxLINE's vig-free fair, so the cheap side is underpriced; this CLI streams every divergence and plays it out as a Kelly-sized paper trade at fair. Signal only, no real orders.

sofr React component

Model Context Protocol (MCP) server for longevity & metabolic medicine — medication catalog, evidence-based dosing protocols, contraindication screening, drug-interaction checks, required baseline labs, ongoing monitoring plans, FDA/compounding regulatory

API that powers [Mochi Finance](https://www.mochi.app).

API that powers [Beefy Finance](https://app.beefy.finance). You can find the repo for the frontend [here](https://github.com/beefyfinance/beefy-app).

The engineer's meta-prompting system for Claude Code.

The TypeScript SDK for Yi Token by Crate Protocol.

Model Context Protocol server for New York Fed Markets Data APIs

Benchmark Rate is a tool for retrieving current risk-free reference rates that replaced LIBOR. It returns rates for SOFR (US), SONIA (UK), ESTR (EU), TONA (Japan), and SARON (Switzerland).

API that powers [Beefy Finance](https://app.beefy.finance). You can find the repo for the frontend [here](https://github.com/beefyfinance/beefy-app).

custom js library for math functions & finance calculations

react-web-chat React component

API that powers [Mochi Finance](https://www.mochi.app).

Creative coding composables for Vue 3