Datomic VS authzed

• Immutability
  Datomic employs an append-only data model where data is never overwritten but instead appended, ensuring historical data is always available and providing strong consistency.
• Time Travel Queries
  Datomic allows you to query the database as of any point in time, facilitating auditing and debugging by allowing easy access to historical data states.
• Rich Data Model
  Supports complex data types like maps and sets directly within its schema, providing a flexible way to represent data.
• ACID Transactions
  Datomic supports fully ACID-compliant transactions, ensuring reliable and predictable database operations.
• Scalability
  Separates storage and compute, allowing for horizontal scaling of read operations, making it suitable for handling large datasets.
• Query Flexibility
  Offers a powerful query language that supports recursive queries, making it suitable for complex data retrieval needs.

Possible disadvantages

• Complexity
  The architecture of Datomic can be complex to understand and implement, particularly for teams unfamiliar with its design principles.
• Cost
  Can be expensive to operate, especially in a cloud environment, where costs increase with the amount of data stored and the compute resources required.
• Limited Write Throughput
  Due to its append-only design, Datomic can have limited write throughput, which may not be suitable for applications with heavy write requirements.
• Closed Source
  Datomic is a proprietary database system, which may not appeal to organizations that prefer open-source solutions.
• Learning Curve
  Requires a learning curve as its conceptual model and query language are different from traditional databases, potentially requiring additional training.
• Dependency on AWS
  Relying on AWS ecosystem for the storage backend can limit choices for deployment environments, impacting flexibility.

• Fine-Grained Access Control
  Authzed provides fine-grained access control via its Zanau authorization system, allowing for highly specific permissions and access rules tailored to complex requirements.
• Scalability
  Authzed is designed to handle large-scale applications and supports millions of users and permissions scenarios efficiently.
• Open Source
  Authzed offers an open-source approach with SpiceDB, allowing developers to contribute and adapt the platform to their specific needs while benefiting from community support.
• API-Driven
  The platform is API-driven, offering seamless integration with existing systems and technologies, making it easier for developers to incorporate into their architectures.
• Cloud-Native
  Designed for modern cloud environments, Authzed supports cloud-native development practices, such as containerization and microservices architectures.

Possible disadvantages

• Learning Curve
  Due to its detailed and customizable features, there is a steep learning curve associated with implementing Authzed, which may require more time and resources initially.
• Complexity
  The system's capability for fine-grained permissions can add complexity to integration and management, potentially complicating simpler authorization needs.
• Documentation Depth
  While improvements are continuously made, the documentation might not be as comprehensive or beginner-friendly as some users require, potentially complicating onboarding for new users.
• Dependency on External Service
  Utilizing Authzed as an external service may introduce dependencies and concerns about service stability, uptime, and third-party management.
• Early Stage
  As a relatively new entrant in the authorization space, some potential users may be hesitant to adopt Authzed due to concerns over the maturity and long-term support of the platform.

KotlinConf 2018 - Datomic: The Most Innovative DB You've Never Heard Of by August Lilleaas

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Tracking Datomic since Mar 2021.

• Open Policy Agent

  Https://docs.opal.ac/ Universally, people I've met and worked with (20-30) hate writing rego (OPA). I'm always skeptical of Styra's analysis; they are literally selling you something. AuthZed looks interesting and they have good "ride... - Source: Hacker News / over 2 years ago

• Understanding Google Zanzibar and Why Shines at Building Permissions

  Plugging another company that's been implementing Google-Zanzibar-like auth tech: https://authzed.com/. - Source: Hacker News / about 3 years ago

• The developer’s guide to IAM buzzwords

  Leading Authorization services include: ⁠Permit.io, AuthZed, Ory Keto, Styra DAS. - Source: dev.to / almost 4 years ago

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