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Open-source repos for finance teams

67 repos tagged Finance, sorted by GitHub stars. Add filters from the other category types to narrow the list.

67repos tagged Finance

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  1. BerriAI/litellm

    Gateway that puts 100+ LLM providers behind one OpenAI-style API with spend tracking and limits.

    LLM apps, Monitoring, OpenAI, Anthropic, Engineering

    62.6k starsOtherUpdated 3 Nov 2026

  2. odoo/odoo

    Odoo community edition, a suite of business apps including accounting, sales and e-commerce.

    Accounting, Inventory, Storefronts, Web, Docker, Operations, Sales, B2B services, Retail, Self hosters

    55.5k starsOtherUpdated 3 Nov 2026

  3. paperless-ngx/paperless-ngx

    Turns scanned paper and PDFs into a searchable archive with OCR, auto-tagging and rules for sorting incoming documents.

    File storage, Docs and wiki, Docker, Web, Operations, Legal, Finance and fintech, Self hosters, Solo founders

    47.6k starsGPL-3.0Updated 3 Nov 2026

  4. juspay/hyperswitch

    Payments orchestration layer in Rust that routes transactions across many processors.

    Payments, Web, Stripe, Engineering, Finance and fintech, E-commerce

    45.7k starsApache-2.0Updated 2 Nov 2026

  5. frappe/erpnext

    Full ERP covering accounting, inventory, sales, purchasing and manufacturing.

    Accounting, Inventory, Invoicing, Web, Docker, Operations, Sales, Manufacturing, Retail, Self hosters

    40.9k starsGPL-3.0Updated 3 Nov 2026

  6. actualbudget/actual

    Local-first envelope budgeting app with bank sync and multi-device support.

    Personal budgeting, Web, Finance and fintech, Self hosters

    29.9k starsMITUpdated 3 Nov 2026

  7. firefly-iii/firefly-iii

    Self-hosted personal finance manager with budgets, rules, imports and reports.

    Personal budgeting, Analytics dashboards, Web, Docker, Finance and fintech, Self hosters

    25.1k starsAGPL-3.0Updated 3 Nov 2026

  8. aureuserp/aureuserp

    Laravel and Filament ERP with accounting, inventory, sales and HR modules.

    Accounting, Inventory, Project management, Web, Operations, B2B services, Self hosters

    12.2k starsMITUpdated 2 Nov 2026

  9. gristlabs/grist-core

    Relational spreadsheet with Python formulas, access rules and forms for structured team data.

    Internal tools, Forms and surveys, Web, Docker, Operations, Data and analytics, Self hosters, No-code

    12k starsApache-2.0Updated 3 Nov 2026

  10. we-promise/sure

    Community-maintained fork of the Maybe personal finance app for tracking net worth and spending.

    Personal budgeting, Analytics dashboards, Web, Docker, Finance and fintech, Self hosters

    10.8k starsAGPL-3.0Updated 3 Nov 2026

  11. getlago/lago

    Metering and usage-based billing engine that turns events into invoices.

    Subscription billing, Invoicing, Payments, Web, Stripe, Engineering, SaaS, Finance and fintech

    10.8k starsAGPL-3.0Updated 3 Nov 2026

  12. polarsource/polar

    Billing and checkout for digital products and subscriptions, with merchant-of-record option.

    Payments, Subscription billing, Web, Stripe, Sales, SaaS, Creators, Indie hackers, Open-source maintainers

    10.5k starsApache-2.0Updated 3 Nov 2026

  13. invoiceninja/invoiceninja

    Invoicing, quotes, expenses and time tracking with a client portal and online payments.

    Invoicing, Payments, Web, B2B services, Agencies, Solo founders

    10.5k starsOtherUpdated 2 Nov 2026

  14. akaunting/akaunting

    Online accounting for small businesses with invoices, expenses, banking and an app store.

    Accounting, Invoicing, Web, B2B services, Local business, Self hosters

    10.3k starsOtherUpdated 3 Nov 2026

  15. ghostfolio/ghostfolio

    Self-hosted wealth tracker for stocks, ETFs and crypto with portfolio analytics.

    Analytics dashboards, Personal budgeting, Web, Docker, Data and analytics, Finance and fintech, Self hosters

    9.6k starsAGPL-3.0Updated 3 Nov 2026

  16. wealthfolio/wealthfolio

    Desktop investment tracker that keeps portfolio data on your own machine.

    Analytics dashboards, Personal budgeting, Finance and fintech

    9.3k starsAGPL-3.0Updated 1 Nov 2026

  17. solidtime-io/solidtime

    Modern time tracking app for freelancers and agencies with projects, clients and billable rates.

    Project management, Invoicing, Web, Docker, Operations, Agencies, Self hosters

    9.1k starsAGPL-3.0Updated 2 Nov 2026

  18. frappe/hrms

    Frappe HR, an HR and payroll suite with salary structures, leave and expense claims.

    Payroll, Onboarding, Hiring (ATS), Web, HR, B2B services, Self hosters

    9k starsGPL-3.0Updated 2 Nov 2026

  19. idurar/idurar-erp-crm

    MERN-stack ERP and CRM for invoices, quotes, payments and customers.

    Invoicing, CRM, Web, Sales, B2B services, Local business, Self hosters

    8.9k starsAGPL-3.0Updated 15 Aug 2026

  20. ellite/Wallos

    Self-hosted subscription tracker that shows recurring costs and renewal reminders.

    Personal budgeting, Web, Docker, Finance and fintech, Self hosters

    8.8k starsGPL-3.0Updated 2 Nov 2026

  21. ever-co/ever-gauzy

    Business management platform with HRM, time tracking, invoicing and CRM for agencies and studios.

    Project management, Invoicing, CRM, Web, Docker, HR, Operations, Agencies, Self hosters

    8.7k starsAGPL-3.0Updated 3 Nov 2026

  22. crater-invoice-inc/crater

    Laravel and Vue app for invoices, estimates, expenses and payments for small firms.

    Invoicing, Web, B2B services, Solo founders

    8.4k starsAGPL-3.0Updated 10 Aug 2024

  23. btcpayserver/btcpayserver

    Self-hosted Bitcoin payment processor for accepting crypto in stores and invoices.

    Payments, Invoicing, Web, Docker, Crypto and web3, E-commerce, Self hosters

    7.9k starsMITUpdated 2 Nov 2026

  24. Dolibarr/dolibarr

    Modular ERP and CRM for small firms covering invoices, stock, HR and accounting.

    Accounting, Invoicing, CRM, Web, Docker, Operations, Sales, B2B services, Local business, Self hosters

    7.8k starsGPL-3.0Updated 3 Nov 2026

  25. flexprice/flexprice

    Usage-based pricing and billing backend for metering, credits and invoices.

    Subscription billing, Invoicing, Web, Engineering, SaaS

    6.9k starsAGPL-3.0Updated 3 Nov 2026

  26. vas3k/TaxHacker

    Self-hosted AI app that reads receipts and invoices and sorts them for tax bookkeeping.

    Accounting, LLM apps, Web, OpenAI, B2B services, Self hosters, Solo founders

    6.8k starsMITUpdated 31 Oct 2026

  27. al1abb/invoify

    Next.js web app that generates invoice PDFs from a form, with templates and export.

    Invoicing, Web, B2B services, Solo founders

    6.4k starsMITUpdated 24 Aug 2026

  28. beancount/beancount

    Plain-text double-entry accounting language and tools for personal or business books.

    Accounting, Finance and fintech

    6.1k starsGPL-2.0Updated 24 Aug 2026

  29. ledger/ledger

    Command-line double-entry accounting system that reads plain-text journals.

    Accounting, Finance and fintech

    6.1k starsOtherUpdated 3 Nov 2026

  30. mayswind/ezbookkeeping

    Lightweight self-hosted bookkeeping app for personal and family finances.

    Personal budgeting, Accounting, Web, Docker, Finance and fintech, Self hosters

    5.9k starsMITUpdated 2 Nov 2026

  31. killbill/killbill

    Java subscription billing and payments platform with a plugin system.

    Subscription billing, Payments, Invoicing, Web, Engineering, SaaS, Finance and fintech

    5.8k starsApache-2.0Updated 29 Oct 2026

  32. kimai/kimai

    Time tracker for freelancers and teams with timesheets, budgets, invoices and exports.

    Invoicing, Project management, Web, Docker, Operations, HR, Agencies, Self hosters

    5.1k starsAGPL-3.0Updated 3 Nov 2026

  33. hledgerorg/hledger

    Double-entry accounting kept in plain text files, used from the command line, a terminal UI or a web browser.

    Accounting, Finance and fintech

    4.8k starsGPL-3.0Updated 3 Nov 2026

  34. Gnucash/gnucash

    Desktop double-entry accounting app for households and small businesses.

    Accounting, Invoicing, Finance and fintech, Local business

    4.4k starsOtherUpdated 3 Nov 2026

  35. rotki/rotki

    Local-first portfolio tracker and accounting tool for crypto assets and taxes.

    Accounting, Analytics dashboards, Crypto and web3, Finance and fintech

    4.1k starsAGPL-3.0Updated 3 Nov 2026

  36. bigcapitalhq/bigcapital

    Accounting and inventory software with financial reports for small businesses.

    Accounting, Inventory, Analytics dashboards, Web, Docker, B2B services, Self hosters

    4k starsAGPL-3.0Updated 2 Nov 2026

  37. InvoicePlane/InvoicePlane

    Self-hosted app for quotes, invoices, clients and payment records.

    Invoicing, Web, B2B services, Self hosters

    3.3k starsOtherUpdated 31 Oct 2026

  38. ananthakumaran/paisa

    Personal finance manager built on ledger files with budgeting and investment dashboards.

    Personal budgeting, Analytics dashboards, Web, Finance and fintech, Self hosters

    3.2k starsAGPL-3.0Updated 21 Oct 2026

  39. spliit-app/spliit

    Web app for splitting group expenses and settling who owes whom.

    Personal budgeting, Web, Finance and fintech, Travel

    3k starsMITUpdated 22 Oct 2026

  40. beancount/fava

    Web interface for Beancount ledgers with reports, charts and queries.

    Accounting, Analytics dashboards, Web, Data and analytics, Finance and fintech, Self hosters

    2.6k starsMITUpdated 1 Nov 2026

  41. metasfresh/metasfresh

    ERP for wholesale and manufacturing with accounting, warehousing and procurement.

    Accounting, Inventory, Web, Docker, Operations, Manufacturing, Logistics, Self hosters

    2.5k starsUpdated 2 Nov 2026

  42. openmeterio/openmeter

    Real-time usage metering for AI and API products, with billing integrations.

    Subscription billing, Product analytics, Web, Stripe, Engineering, SaaS

    2.4k starsApache-2.0Updated 2 Nov 2026

  43. stripe/ai

    Stripe's agent toolkit and MCP server for creating payments, invoices and customers from AI agents.

    Payments, Invoicing, AI agents, Stripe, Engineering, SaaS, E-commerce

    2k starsMITUpdated 2 Nov 2026

  44. InvoiceShelf/InvoiceShelf

    Self-hosted invoicing and expense app, an active continuation of Crater.

    Invoicing, Web, Docker, B2B services, Self hosters, Solo founders

    1.9k starsAGPL-3.0Updated 28 Oct 2026

  45. FOSSBilling/FOSSBilling

    Billing and client management for hosting and service businesses.

    Subscription billing, Invoicing, CRM, Web, Customer support, B2B services, SaaS, Self hosters

    1.7k starsApache-2.0Updated 2 Nov 2026

  46. Tanq16/ExpenseOwl

    Minimal self-hosted expense tracker with monthly pie-chart summaries.

    Personal budgeting, Web, Docker, Finance and fintech, Self hosters

    1.5k starsMITUpdated 18 Oct 2025

  47. horilla/horilla-hr

    Django HR system covering payroll, attendance, leave and recruitment.

    Payroll, Hiring (ATS), Onboarding, Web, Docker, HR, B2B services, Self hosters

    1.5k starsLGPL-2.1Updated 2 Nov 2026

  48. oss-apps/split-pro

    Self-hostable Splitwise alternative for shared expenses.

    Personal budgeting, Web, Docker, Finance and fintech, Self hosters

    1.5k starsMITUpdated 2 Nov 2026

  49. andrewdwallo/erpsaas

    Laravel accounting app with double-entry books, invoices, bills and reports.

    Accounting, Invoicing, Web, B2B services

    1.5k starsMITUpdated 5 Mar 2026

  50. formancehq/ledger

    Programmable double-entry ledger for tracking money movements in fintech apps.

    Accounting, Payments, Web, Engineering, Finance and fintech

    1.5k starsUpdated 3 Nov 2026

  51. arrobalytics/django-ledger

    Double-entry accounting engine for Django apps with financial statements.

    Accounting, Engineering, Finance and fintech

    1.4k starsGPL-3.0Updated 30 Oct 2026

  52. spiral-project/ihatemoney

    Simple shared budget manager for groups, trips and housemates.

    Personal budgeting, Web, Finance and fintech, Travel, Self hosters

    1.4k starsOtherUpdated 7 Aug 2026

  53. meteroid-oss/meteroid

    Billing platform for SaaS with pricing plans, usage metering and invoicing.

    Subscription billing, Invoicing, Web, Engineering, SaaS

    1.4k starsAGPL-3.0Updated 30 Oct 2026

  54. microrealestate/microrealestate

    Self-hosted app for landlords to manage properties, tenants, leases, rent and receipts.

    Property management, Invoicing, Docker, Web, Operations, Real estate, Self hosters

    1.2k starsOtherUpdated 25 Oct 2026

  55. VladSez/easy-invoice-pdf

    Browser-based invoice generator with live PDF preview and no signup.

    Invoicing, Web, B2B services, Solo founders

    1.1k starsAGPL-3.0Updated 4 Nov 2026

  56. bitcart/bitcart

    Self-hosted cryptocurrency payment processor with store and invoice features.

    Payments, Web, Docker, Crypto and web3, E-commerce, Self hosters

    1k starsMITUpdated 2 Nov 2026

  57. SolidInvoice/SolidInvoice

    Self-hosted invoicing and quoting app for freelancers and small businesses.

    Invoicing, Web, B2B services, Self hosters, Solo founders

    980 starsMITUpdated 3 Nov 2026

  58. teelur/budget-board

    Self-hosted budgeting app with account sync, goals and spending trends.

    Personal budgeting, Analytics dashboards, Web, Docker, Finance and fintech, Self hosters

    896 starsAGPL-3.0Updated 2 Nov 2026

  59. francoisjacquet/rosariosis

    Student information system for K-12 schools covering grades, attendance, billing and scheduling.

    Internal tools, Invoicing, Web, Operations, Education

    649 starsGPL-2.0Updated 28 Oct 2026

  60. blnkfinance/blnk

    Double-entry ledger service with balances, inflight transactions and reconciliation.

    Accounting, Payments, Web, Engineering, Finance and fintech

    579 starsApache-2.0Updated 2 Nov 2026

  61. moov-io/ach

    Go library to read, write and validate US ACH payment files.

    Payments, Engineering, Finance and fintech

    570 starsApache-2.0Updated 1 Nov 2026

  62. earthians/marley

    Health information system on Frappe/ERPNext covering patients, appointments, labs and billing.

    Health records, Booking, Invoicing, Web, Operations, Healthcare

    555 starsGPL-3.0Updated 1 Nov 2026

  63. ury-erp/ury

    Restaurant management on ERPNext covering POS, kitchen orders, tables and reports.

    Point of sale, Inventory, Web, Operations, Hospitality and restaurants

    407 starsAGPL-3.0Updated 3 Nov 2026

  64. impress-org/givewp

    WordPress donation plugin with forms, donor management and recurring giving.

    Fundraising and donations, Payments, Forms and surveys, WordPress, Stripe, Marketing, Nonprofit

    366 starsGPL-3.0Updated 4 Nov 2026

  65. invopop/gobl

    Go library and JSON schema for structured e-invoices with a global tax database.

    Invoicing, Tax compliance, Engineering, Finance and fintech, B2B services

    317 starsApache-2.0Updated 30 Oct 2026

  66. Receipt-Wrangler/receipt-wrangler

    Self-hosted receipt manager that scans receipts and splits costs across people.

    Personal budgeting, Accounting, Web, Docker, Finance and fintech, Self hosters

    296 starsUpdated 31 Oct 2026

  67. houdiniproject/houdini

    Fundraising platform for nonprofits with donation pages, recurring gifts and campaigns.

    Fundraising and donations, Payments, Web, Stripe, Marketing, Nonprofit

    237 starsOtherUpdated 17 Jul 2026