portfolio-accounting

Open-source multi-tenant investment management and portfolio accounting platform for funds and asset managers. Supports NAV, double-entry fund accounting, investor onboarding, cash flows, trading, reconciliation, risk controls, fees, statements, audit trails, and investor portal. Built with React, Fastify, PostgreSQL, Docker, Terraform, and AWS.

Exact-money double-entry ledger with atomic batch intake, safe retries, reconciliation and replayable valuation.

Bitcoin Tax Calculator transforms wallet, exchange, and blockchain transaction data into CSV and HTML tax reports, calculates cryptocurrency capital gains and cost basis with FIFO, LIFO, and HIFO methods, supports multi-chain portfolios, and prepares Form 8949 records for streamlined tax reporting and accounting.

Point-in-time research on crypto perpetual relative value, funding, lifecycle risk, execution, and portfolio accounting.

Fund NAV reconciliation engine for synthetic portfolio accounting, break detection, and daily operations reporting

Finanzmaschine is a Python library designed to provide transparent and verifiable portfolio accounting for investment management, trading, performance analysis, and tax reporting workflows.

FundGuard — independent third-party profile of a public API surface, by API Evangelist. FundGuard is an AI-powered, cloud-native investment accounting operating system for asset managers, asset owners, custodian banks and fund administrators. A single real-time accounting engine acts as the core system of record across Fund Accounting/ABOR, Investm