Personal Budgeting

Personal finance, household budgeting, and spending analysis tools.

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Open/source-visible picks

Health-first ToolVitals score, then adoption

01
A local-first personal finance app
OSI-approved OSS
28.6k starsActive97
02
Self-hosted, privacy-first personal finance manager.
OSI-approved OSS
3.2k starsActive97
03
Open-source subscription and usage tracker.
OSI-approved OSS
4.1k starsActive96

1 tool is on Evidence Watch.

8 tools are not scored because comparable open/source-visible evidence is unavailable.

Financial Data & Trading

Market data, portfolio analytics, trading systems, and investment research tools.

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Open/source-visible picks

Health-first ToolVitals score, then adoption

01
CCXTTop Pick
A cryptocurrency trading API with more than 100 exchanges in JavaScript / TypeScript / Python / C# / PHP / Go
OSI-approved OSS
43.9k starsActive98
02
Production-grade Rust-native trading engine with deterministic event-driven architecture
OSI-approved OSS
28.7k starsActive98
03
Open Source Wealth Management Software. Angular + NestJS + Prisma + Nx + TypeScript 🤍
OSI-approved OSS
9.3k starsActive97

4 tools are not scored because comparable open/source-visible evidence is unavailable.

Accounting

General ledger, accounting, bookkeeping, and finance operations tools.

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Open/source-visible picks

Health-first ToolVitals score, then adoption

01
DolibarrTop Pick
Dolibarr ERP CRM is a modern software package to manage your company or foundation's activity (contacts, suppliers, invoices, orders, stocks, agenda, accounting, ...). it's an open source Web application (written in PHP) designed for businesses of any sizes, foundations and freelancers.
OSI-approved OSS
7.6k starsActive98
02
Free and Open Source Enterprise Resource Planning (ERP)
OSI-approved OSS
39.1k starsActive98
03
Free and Open Source ERP platform
OSI-approved OSS
11.9k starsActive96

1 tool is on Evidence Watch.

10 tools are not scored because comparable open/source-visible evidence is unavailable.

Subscription Billing

Recurring billing, usage-based pricing, and subscription operations.

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Open/source-visible picks

Health-first ToolVitals score, then adoption

01
FlexpriceTop Pick
Usage-based pricing and billing for developers 🔓 Cloud or self-hosted ⚙️ No-code UI 💰 Realtime usage metering 🎟 Credits & top-ups 🔑 Control feature access
OSI-approved OSS
5.5k starsActive98
02
Metering and Billing for AI, API and DevOps. Collect and aggregate millions of usage events in real-time and enable usage-based billing.
OSI-approved OSS
2.3k starsActive96
03
Empower your hosting business with FOSSBilling, the free and open-source solution for efficient billing and client management.
OSI-approved OSS
1.7k starsActive95

10 tools are not scored because comparable open/source-visible evidence is unavailable.

Payment Processing

Payment processors, checkout APIs, and merchant payment infrastructure.

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Open/source-visible picks

Health-first ToolVitals score, then adoption

01
PolarTop Pick
Turn your software into a business.
OSI-approved OSS
10.2k starsActive98
02
An open source payments switch written in Rust to make payments fast, reliable and affordable
OSI-approved OSS
43.6k starsActive96
03
Accept Bitcoin payments. Free, open-source & self-hosted, Bitcoin payment processor.
OSI-approved OSS
7.8k starsActive96

6 tools are not scored because comparable open/source-visible evidence is unavailable.

Invoicing

Invoice creation, payment collection, and receivables workflows.

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Open/source-visible picks

Health-first ToolVitals score, then adoption

01
InvoicePlaneTop Pick
A self-hosted open source application for managing your invoices, clients and payments.
OSI-approved OSS
3.1k starsActive94
02
Simple and elegant invoicing solution.
OSI-approved OSS
969 starsActive93
03
Open source invoicing solution for individuals and businesses.
OSI-approved OSS
1.8k starsActive92

8 tools are not scored because comparable open/source-visible evidence is unavailable.

Payroll

Payroll calculation, wage processing, and compensation operations.

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Open/source-visible picks

Health-first ToolVitals score, then adoption

01
Frappe HRMSTop Pick
Open source HR and payroll software.
OSI-approved OSS
8.8k starsActive97
02
Open-source framework for regulation-driven payroll applications — multi-tenant, multi-country, API-first, with No-Code/Low-Code automation and test-driven development.
OSI-approved OSS
124 starsCritical36
03
Open-source HR for growing teams.
OSI-approved OSS
3 starsCritical9

2 tools are not scored because comparable open/source-visible evidence is unavailable.

Cloud FinOps & Cost Management

Tools for analyzing, allocating, forecasting, and optimizing cloud infrastructure spend across providers and teams.

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Open/source-visible picks

Health-first ToolVitals score, then adoption

01
OpenOpsTop Pick
The batteries-included, No-Code FinOps automation platform, with the AI you trust.
OSI-approved OSS
1.1k starsActive90
02
Local-first cost analytics for AI coding agents across Claude Code, Cursor, and more.
OSI-approved OSS
26 starsCritical13
03
FinOps specialist AI agents and playbooks.
OSI-approved OSS
46 starsCritical8

Core Banking & Microfinance

Core banking platforms for loan origination, lending, savings, and microfinance operations.

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Open/source-visible picks

Health-first ToolVitals score, then adoption

01
FineractTop Pick
Apache Fineract
OSI-approved OSS
2.5k starsActive96
02
Open-source core-banking system written in Crystal.
OSI-approved OSS
12 starsWarning71
03
Open-source core banking platform built with Laravel, event sourcing, CQRS, and GraphQL.
OSI-approved OSS
196 starsWarning54

1 tool is on Evidence Watch.

Expense Management

Expense tracking, approvals, reimbursements, and corporate spend tools.

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Open/source-visible picks

Health-first ToolVitals score, then adoption

01
AWARTSTop Pick
Tracks spend across Claude, Codex, Gemini, and Antigravity.
OSI-approved OSS
1 starsWarning59
02
Invoicing, Time tracking, File reconciliation, Storage, Financial Overview & your own Assistant made for Freelancers
OSI-approved OSS
15k starsCritical22

2 tools are not scored because comparable open/source-visible evidence is unavailable.

Warehouse Management

Warehouse management systems for inventory control, warehouse operations, logistics, and fulfillment workflows.

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Open/source-visible picks

Health-first ToolVitals score, then adoption

01
JSH ERPTop Pick
Open-source ERP system focused on inventory, purchasing, sales, warehouse, and finance workflows.
OSI-approved OSS
4.6k starsWarning68
02
Open-source warehouse management backend system built with Django.
OSI-approved OSS
7 starsCritical28

Cap Table Management

Tools for tracking startup ownership, equity grants, dilution, and investor/founder cap tables.

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No scored tools in this use case yet.

Crypto Wallets

Wallet applications for storing, sending, receiving, and managing cryptocurrency and digital assets across chains.

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No scored tools in this use case yet.

1 tool is not scored because comparable open/source-visible evidence is unavailable.

Logistics & Fleet Operations

Tools for managing logistics workflows such as fleet, freight, dispatch, routing, tracking, and supply-chain operations.

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No scored tools in this use case yet.

1 tool is not scored because comparable open/source-visible evidence is unavailable.

Money Transfer

Money movement, multi-currency transfers, and cross-border finance tools.

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No scored tools in this use case yet.

1 tool is not scored because comparable open/source-visible evidence is unavailable.

Open Banking

Banking APIs, account aggregation, and financial data access.

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No scored tools in this use case yet.

1 tool is not scored because comparable open/source-visible evidence is unavailable.

Awaiting Use-Case Review

These tools fit this broad category, but still need a more specific use-case assignment.

No scored tools in this use case yet.

1 tool is on Evidence Watch.

1 tool is not scored because comparable open/source-visible evidence is unavailable.