Real-time error alerts, performance insights, and anomaly detection across your full stack. Free 30-day trial.
Move from alert to fix before users notice. AppSignal monitors errors, performance bottlenecks, host health, and uptime—all from one dashboard. Instant notifications on deployments, anomaly triggers for memory spikes or error surges, and seamless log management. Works out of the box with Rails, Django, Express, Phoenix, Next.js, and dozens more. Starts at $23/month with no hidden fees.
Try AppSignal Free
Try Google Cloud Risk-Free With $300 in Credit
No hidden charges. No surprise bills. Cancel anytime.
Use your credit across every product. Compute, storage, AI, analytics. When it runs out, 20+ products stay free. You only pay when you choose to.
An authorization library that supports access control models
...Currently, dozens of databases are supported, from MySQL, Postgres, Oracle to MongoDB, Redis, Cassandra, AWS S3. jCasbin is a powerful and efficient open-source access control library for Javaprojects. It provides support for enforcing authorization based on various access control models.
...Joblets guarantee productivity through reusability.
The framework is engineered in a multi-layered architecture on top on some of the most recognized open source projects of the global java community; consequently a steep learning curve and an open architecture for binding with other projects are ensured.