{"id":"solon","name":"Solon","af_score":55.0,"security_score":50.0,"reliability_score":null,"what_it_does":"A Java enterprise application development framework built from scratch (non-Java EE) that delivers 700% higher concurrency, 50% memory savings, and 10x faster startup compared to Spring-based solutions.","best_when":"You need high concurrency Java services and are willing to adopt a non-Spring framework in exchange for significantly better runtime efficiency.","avoid_when":"Your team is Spring-native and the migration cost outweighs performance benefits, or you depend on Spring-specific integrations without Solon equivalents.","last_evaluated":"2026-03-01T09:50:06.236482+00:00"}