Decimal Python Packages

decimo

An arbitrary-precision integer, decimal, and binary floating-point library for Mojo, written in pure Mojo, with a 128-bit fixed-point decimal type as well.

cedikit

🇬🇭 Offline Python library for Ghana: clean phone numbers (MTN, Telecel, AT), handle cedis safely with Decimal, turn MTN MoMo & Telecel Cash SMS into Excel ledgers, flag fake payment alerts with explained risk scores, estimate fees & E-Levy, check Ghana Card & GhanaPostGPS. pip install cedikit

avada-eval

Safe, Decimal-exact expression evaluator for LLM tools, derived from simpleeval

exact-calc-mcp

Exact arithmetic for AI agents. Two independently written engines (Python exact rational/decimal + a separate C++ evaluator) cross-check every result.

ftllexengine

Python runtime for the Fluent (FTL) specification: bidirectional parsing, CLDR-backed locale-aware formatting, and fail-fast boot validation with structured audit evidence.

mortgagemath

Cent-accurate mortgage amortization schedules for Python — validated against CFPB, Fannie Mae, textbooks, and real-world published examples.

math-engine

A secure, AST-based mathematical expression evaluator that prevents code injection (RCE) by avoiding Python's unsafe eval() function.

irpf-exterior

Núcleo de domínio em Python para apuração de IRPF sobre investimentos no exterior (Lei 14.754/2023): compensação do imposto retido em Portugal, moedas tipadas e resultados auditáveis.

qwed-tax

The Verification Gate for AI-Generated Tax Decisions. Deterministic tax verification layer powered by Z3 and Decimal math — sits between AI agents and execution systems. Not a calculator, not a filing platform.

num7

num7 - SUPREME PRECISION GENERAL PURPOSE ARITHMETIC-LOGIC DECIMAL LIBRARY PACKAGE

python-utils-rondomondo

A small, dependency-free Python 3.12 library of practical utilities for two domains that come up in almost every project: dates and money. The money module is built on top of Python's decimal.Decimal and covers the full lifecycle of a monetary value - converting raw input with to_money, rounding with either half-up or banker's convention, truncati

decimal-monkeypatch

Boostrap mechanism for monkey patches.

larzledger

Exact double-entry accounting in pure Python: balanced debits/credits, normal-side balances, trial balance. Decimal money, zero dependencies.

moneyx

A precise library for handling money in Python, with support for multiple currencies, rounding strategies, and allocation methods. Implements Martin Fowler's Money Pattern with 100% test coverage.

floaty

Bandages for boto3 floating-point wounds.

larzmoney

Exact, penny-perfect money for Python. Integer minor units, never a float. Zero dependencies.

position-sizing

Turns a risk budget into an order size the exchange accepts, never over risk. Decimal, round-down, market minimums and notional, fees and contract size.