Flexprice
Flexprice · Usage-, credit- and seat-based billing infrastructure for AI and SaaS products
Best for: AI and SaaS teams that bill on usage, credits or seats and want metering they don't build
Accounting, payments, people and legal — the back office.
Bookkeeping, spend management and financial reporting.
Ranked 1
Flexprice · Usage-, credit- and seat-based billing infrastructure for AI and SaaS products
Best for: AI and SaaS teams that bill on usage, credits or seats and want metering they don't build
Ranked 2
Ever Gauzy · Open-source ERP, CRM, HRM, ATS and project management platform
Best for: Freelancers, agencies and in-house teams wanting self-hosted ERP, CRM, HRM and project management.
Ranked 3
Polar · Merchant-of-record billing for usage-based and subscription software
Best for: Developers billing AI or SaaS products by usage who want a merchant of record to handle tax
Payment processing, subscriptions, invoicing and revenue recognition.
Ranked 1
Stripe · Payments, billing and money movement infrastructure
Best for: Businesses accepting online or in-person card payments across multiple countries and currencies
Ranked 2
PayPal · Account and app for paying, sending and receiving money
Best for: People in the UK who want to send, receive and split money and pay online or in shops.
Ranked 3
Wealthfolio · Local-first, open-source investment and personal finance tracker
Best for: Individual investors who want portfolio, net worth and spending tracking held on their own devices.
Hiring, onboarding, payroll and performance.
Ranked 1
Rippling · Unified HR, IT and finance platform for workforce management
Best for: Companies wanting HR, IT and finance admin — payroll, devices, spend — on one shared data platform.
Ranked 2
Horilla · Open-source HRMS with payroll, attendance and leave, self-hosted or managed
Best for: Teams wanting an open-source HRMS they can self-host free, or run managed from $7/user/month
Ranked 3
ClassroomIO · Open-source LMS for customer, partner and employee academies
Best for: Teams running customer, partner and employee training who want a branded academy on their own domain.
Contract lifecycle, entity management and legal workflows.
Ranked 1
SimpleLegal · Enterprise legal management for eBilling, matters and vendors
Best for: Corporate legal departments tracking outside counsel spend, matters and vendors in one system
Ranked 2
Wraft · Open-source, self-hostable document lifecycle management
Best for: Teams wanting contract and document workflows they can self-host on their own infrastructure
Ranked 3
Dioptra · AI contract redlining and playbook distillation in Microsoft Word
Best for: In-house legal and law firm teams redlining contracts against their own playbooks in Word.
Storefronts, carts and the systems behind selling online.
Ranked 1
Your Next Store (YNS) · Stripe-native hosted commerce with an open-source storefront template
Best for: Small retail teams that want a Stripe-based store built in a visual builder without developers.
Ranked 2
Medusa · Open-source commerce platform for agents and developers
Best for: Development teams building custom commerce backends they want to own and deploy on Medusa Cloud.
Ranked 3
Shopware · Open-source ecommerce platform for B2B and D2C stores
Best for: Mid-market and enterprise retailers running B2B and D2C stores who want a self-hosted platform.