HARP, the HTTP Runtime Proxy
FeaturesPatternsUse casesTopologies
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Features

HARP sits between your applications and the remote APIs they call. These features let you cache, observe, secure, and control that traffic, without changing application code.

Anonymization and pseudonymization

Reduce exposure of sensitive data before it is stored or processed.

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Audit log

Track and log service interactions to support transparency and accountability.

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Caching

Improve performance and reduce latency by storing frequently accessed responses in cache.

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Dashboard

Monitor your external API calls using the aggregated and detailed view of the HARP dashboard.

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Rules engine

Define and enforce custom rules for request and response manipulation.

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Storage

Store and retrieve transactions from various storage backends, including SQL databases and caches.

Learn more

Read the documentation

The documentation for the latest version is always the most up-to-date source of information. Read more about the features of HARP in the official documentation.

Ready to give HARP a try?

HARP is free and open-source, installing it usually takes under 5 minutes.
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Features

  • Anonymization and pseudonymization
  • Audit log
  • Caching
  • Dashboard
  • Rules engine
  • Storage

Use cases

  • Compliance
  • Cost management
  • Forensic analysis
  • Observability
  • Performance optimization
  • Resilience
  • Security
  • Service management

Patterns

  • Backend-for-Frontend (BFF)
  • Circuit Breaker
  • Health Monitoring
  • Rate Limiting
  • Retry
  • Strangler Fig
  • Time limiting

Topologies

  • Forward proxy
  • API proxy
  • API gateway

Legal

  • License
  • Legal Informations