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bond-spreads

Fixed income bond spread calculations with Bloomberg YAS parity. Implements Z-Spread, I-Spread, G-Spread, ASW (Asset Swap Spread), and OAS (Option-Adjusted Spread) for USD/EUR/GBP markets. Use when: (1) Calculating any bond spread measure, (2) Building yield curve bootstrapping, (3) Implementing spread solvers, (4) Working with post-LIBOR curves (SOFR/SONIA/€STR), (5) Bond pricing analytics, (6) Comparing spreads across methodologies, (7) Implementing Bloomberg YAS-equivalent functionality.

sujitn
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sujitn
Updated 1/19/2026
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quick start

Installation and usage

Fixed income bond spread calculations with Bloomberg YAS parity. Implements Z-Spread, I-Spread, G-Spread, ASW (Asset Swap Spread), and OAS (Option-Adjusted Spread) for USD/EUR/GBP markets. Use when: (1) Calculating any bond spread measure, (2) Building yield curve bootstrapping, (3) Implementing spread solvers, (4) Working with post-LIBOR curves (SOFR/SONIA/€STR), (5) Bond pricing analytics, (6) Comparing spreads across methodologies, (7) Implementing Bloomberg YAS-equivalent functionality.

Installation
$ install --globalskills.sh
Usage

Once installed, you can use this skill by running the following command in your terminal:

skills use bond-spreads