If you've ever had to issue digital certificates at scale — for a course platform, a training program, or an HR certification workflow — you know the pain. You cobble together a badge designer, a CSV processor, an email sender, and maybe a blockchain verification service, and none of them talk to each other cleanly.

BADGES.ninja is a digital credentialing platform built around the Open Badge v2.0 standard that covers the entire credential lifecycle out of the box: design, issue, verify, share. What makes it interesting for developers is the depth of each feature and the fact that the full REST API is available on every plan — including free.

Here are the seven capabilities that stand out.

1. A REST API on Every Plan (No Paywall)

Most SaaS credentialing platforms treat the API as a premium feature. BADGES.ninja ships it on every tier. Authentication is a simple X-Api-Key header.…