getlago / lago
Open Source Metering and Usage Based Billing API ⭐️ Consumption tracking, Subscription management, Pricing iterations, Payment orchestration & Revenue analytics
getlago / lago
flexprice / flexprice
Usage-based pricing and billing for developers 🔓 Cloud or self-hosted ⚙️ No-code UI 💰 Realtime usage metering 🎟 Credits & top-ups 🔑 Control feature access
openmeterio / openmeter
Metering and Billing for AI, API and DevOps. Collect and aggregate millions of usage events in real-time and enable usage-based billing.
cyberman54 / ESP32-Paxcounter
Wifi & BLE driven passenger flow metering with cheap ESP32 boards
daptin / daptin
Self-hosted application server for schema-driven APIs, identity, files, automation, integrations, realtime, metering, and protocols.
bramstroker / homeassistant-powercalc
Home Assistant Custom component to calculate estimated power consumption of lights and other appliances
kdeldycke / awesome-billing
💰 Billing & Payments knowledge for cloud platforms
meteroid-oss / meteroid
Open-source Pricing and Billing Infrastructure 🚀 Subscription management, Invoicing, Pricing, Usage-based billing, Cost limiting, Grandfathering, Experiments, Revenue analytics & Actionable insights
roy-tong / AgentMeasure
Inspect Codex / Claude logs, verify metering samples and re-count supported billing exports. Free local tools; bounded $10 diagnosis and $20 QA.
bekkooazar / n8meter
Open-source cost metering for n8n AI workflows — token usage per workflow, priced daily, on your own machine.
leonlabs-dev / SystemPro
Open-source Vue 3 console for IoT device management, energy metering, HVAC operations, alarms, work orders and billing.