All projects
Repositories in this selection 16 · UTC 2026-11-03
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1—Ggetlago / lagoOpen Source Metering and Usage Based Billing API ⭐️ Consumption tracking, Subscription management, Pricing iterations, Payment orchestration & Revenue analyticsGoAGPL-3.0 · Share derivative sourceInsufficient rank history10,752782——2026-11-02
2—Aakaunting / akauntingOnline accounting software for bookkeeping and financial management.PHPNOASSERTION · Restricted / unknownInsufficient rank history10,2703,011——2026-10-31
3—Eever-co / ever-gauzyBusiness management platform covering ERP, CRM, HRM, recruiting, and project management.TypeScriptAGPL-3.0 · Share derivative sourceInsufficient rank history8,6761,315——2026-11-02
4—Hhexclave / hexclaveThe user infrastructure platform. You choose the frontend, backend, and database. Hexclave handles everything else.TypeScriptNOASSERTION · Restricted / unknownInsufficient rank history6,883530——2026-11-02
5—Fflexprice / flexpriceUsage-based pricing and billing for developers 🔓 Cloud or self-hosted ⚙️ No-code UI 💰 Realtime usage metering 🎟 Credits & top-ups 🔑 Control feature accessGoAGPL-3.0 · Share derivative sourceInsufficient rank history6,875957——2026-11-03
6—Kkillbill / killbillOpen-Source Subscription Billing & Payments PlatformJavaApache-2.0 · PermissiveInsufficient rank history5,835973——2026-10-28
7—IInvoicePlane / InvoicePlaneA self-hosted open source application for managing your invoices, clients and payments.PHPNOASSERTION · Restricted / unknownInsufficient rank history3,271889——2026-11-02
8—Oopenmeterio / openmeterMetering and Billing for AI, API and DevOps. Collect and aggregate millions of usage events in real-time and enable usage-based billing.GoApache-2.0 · PermissiveInsufficient rank history2,430233——2026-11-02
9—Iitflow-org / itflowAll in One PSA for MSPs, which Unifies client, contact, vendor, asset, license, domain, ssl certificate, password, documentation, file, network and location management with ticketing and billing capabilities, with a client portal on the side.PHPGPL-3.0 · Share derivative sourceInsufficient rank history1,048280——2026-10-31
10—Lledgersmb / LedgerSMBDouble-entry accounting & ERP for the webPerlNOASSERTION · Restricted / unknownInsufficient rank history572175——2026-11-02
11—CCtrlpanel-gg / panelFree, easy-to-use billing solution for hosting providers with seamless Pterodactyl Panel integrationPHPMPL-2.0 · Share derivative sourceInsufficient rank history504175——2026-10-28
12—Aaviabird / gringottsA complete payment library for Elixir and Phoenix FrameworkElixirMIT · PermissiveInsufficient rank history50354——2025-04-18
13—Ccartalyst / stripeA comprehensive PHP Library for the Stripe.PHPBSD-3-Clause · PermissiveInsufficient rank history27868——2022-07-07
14—Ppoowf / invoicenekoAn Open Sourced Invoice System developed for anyone who needs to generate out an invoice and manage clientsPHPNOASSERTION · Restricted / unknownInsufficient rank history27041——2021-10-20
15—Nnightflyza / UbillingUbilling is an open-source billing system designed for Internet service providers (ISPs). It provides tools for managing subscribers, handling payments and creating detailed reports. Ubilling allows control and monitoring of a wide range of network equipment and can be easily extended with custom functionality.PHPGPL-2.0 · Share derivative sourceInsufficient rank history187144——2026-10-23
16—Jjoshnuss / commerce_billingA payment processing library for ElixirElixirMIT · PermissiveInsufficient rank history18322——2016-11-16
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