Alma Platform vs Arcjet: Side-by-Side Comparison (2026)

Alma Platform: Runtime app security platform for ADR, data flow tracking, and threat modeling. built by Alma Security. Core capabilities include Auto-discovery and inventory of microservices, APIs, databases, and third-party secrets at runtime, Dynamic threat modeling across APIs, microservices, identities, queues, and databases, Application behavioral profiling for egress, ingress, and secrets..

Arcjet: Developer-first security SDK for bot detection, rate limiting, and attack protection. built by Arcjet. Core capabilities include Shield WAF for OWASP Top 10 protection, Bot detection and protection, Rate limiting with dynamic quotas..

Both serve the Runtime Application Self-Protection market but differ in approach, feature depth, and target audience.

Alma Platform differentiates with Auto-discovery and inventory of microservices, APIs, databases, and third-party secrets at runtime, Dynamic threat modeling across APIs, microservices, identities, queues, and databases, Application behavioral profiling for egress, ingress, and secrets. Arcjet differentiates with Shield WAF for OWASP Top 10 protection, Bot detection and protection, Rate limiting with dynamic quotas.

Alma Platform is developed by Alma Security. Arcjet is developed by Arcjet. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Alma Platform and Arcjet serve similar Runtime Application Self-Protection use cases: both are Runtime Application Self-Protection tools, both cover PII, OWASP. Review the feature comparison above to determine which fits your requirements.