Stemlen is a product-first software company behind Fairlx, the first open-source, usage-based project management and billing platform. We believe modern teams deserve tools that are transparent, developer-friendly, and built for growth. That’s why we focus on building infrastructure that combines real-time data, automation, and total billing clarity. Our flagship product, Fairlx, helps teams: Track every task and API request in real time Automate billing with usage-based pricing See exactly what they’re paying for — no guesswork Self-host or use in the cloud, with full open-source access We’re proudly lean, engineering-led, and driven by product integrity. Join us in reshaping how SaaS teams work and pay — fairly. 🔗 Visit: https://fairlx.com