Manta

Wealthfolio keeps portfolio holdings, transactions, performance, net worth, spending, and financial goals in a local SQLite database. It supports multiple accounts, asset types, currencies, benchmark comparisons, and return calculations without requiring cloud storage. Optional read-only broker synchronization covers more than 30 institutions, and the app is available on Windows, macOS, Linux, iOS, or as a self-hosted web service.

Frappe Books is an open-source desktop accounting application for Windows, macOS, and Linux, built around double-entry bookkeeping. It handles invoices, bills, payments, journal entries, and point-of-sale activity, stores financial data in a local SQLite file for offline use, and produces reports including the general ledger, profit and loss statement, balance sheet, and trial balance.

The Trezor Suite monorepo maintains three related products: desktop and web applications for managing Trezor hardware wallets, a mobile application, and Trezor Connect for developers integrating wallet functionality into other software. It therefore serves both end users managing devices across interfaces and contributors building the surrounding platform. Development is primarily supported on macOS and Linux, and an emulator can be used when a physical Trezor device is unavailable.

Kansoku is a local-first Apple Silicon macOS app for the full cycle of watching, analyzing, and reviewing US stocks. It combines live Longbridge data, multi-timeframe charts, locally computed indicators, event calendars, scenario analysis, strategy dashboards, and frozen journal records. Users must install and sign in to the Longbridge CLI, while model choices, keys, analysis traces, and research files remain on the machine.