At Endgrate, we're engineers at heart. As is well-known in the software industry, with great power comes great responsibility to complain about integrations (well, not all of them). Not all integration providers are the same - every integration provider we work on is subject to our engineers' brutally honest reviews.

The integration provider rating score is calculated by taking into account several crucial factors that directly impact the quality, usability, and reliability of an API. The ultimate goal of these reviews is to help developers make informed decisions about which APIs to adopt in their projects and provide constructive feedback to API providers for continual improvement.

The overall API rating score, out of a possible 100 points, is a weighted blend of the following key categories:

1. Functionality and Performance (20 points): This assesses whether the API does what it promises to do, the response time, and how well it handles high loads or stress situations.
2. Reliability and Stability (20 points): We look at the consistency of the API in delivering its expected outcomes and how often it encounters downtime or errors.
3. Documentation Quality (15 points): Comprehensive, clear, and up-to-date documentation is crucial for developers. This criteria focuses on the thoroughness, accuracy, and the presence of examples in the API's documentation.
4. Ease of Use (15 points): This includes the learning curve associated with the API, the intuitiveness of its design, and how straightforward it is to implement and integrate into a project.
5. Security and Privacy (10 points): This involves analyzing the security measures in place, such as encryption and access controls, and whether the API complies with data protection and privacy laws.
6. Support and Community (10 points): A strong community and good developer support can make or break an API. We evaluate the quality of the support provided by the company and the helpfulness of the community around the API.
7. Versioning and Backward Compatibility (5 points): This aspect rates how well the API handles updates and whether it maintains backward compatibility, thus ensuring applications depending on it do not break with new updates.
8. Rate Limiting and Fair Use (5 points): This reviews the API's policies on usage limits, looking at whether these are reasonable and how they are communicated.

Please note, these scores are not just numbers; they're the culmination of countless hours of integration, testing, and feedback from our dedicated team of engineers. Dive into the reviews below to get a more detailed insight into the APIs we've tested to get a sense of the good, the bad, and the ugly.