BlazeMeter vs Locust: What are the differences?

BlazeMeter: The Load Testing Platform for Developers. Simulate any user scenario for webapps, websites, mobile apps or web services. 100% Apache JMeter compatible. Scalable from 1 to 1,000,000+ concurrent users.
; Locust: Define user behaviour with Python code, and swarm your system with millions of simultaneous users. Locust is an easy-to-use, distributed, user load testing tool. Intended for load testing web sites (or other systems) and figuring out how many concurrent users a system can handle.

BlazeMeter and Locust can be categorized as "Load and Performance Testing" tools.

Some of the features offered by BlazeMeter are:

• 100% JMeter Compatible- Take full advantage of JMeter’s scripting capabilities or let our auto-scripting feature take care of the details.
• Scalable and Realistic- Easily scale from 100 to 300,000+ concurrent users using realistic visitor behaviour and browser simulation.
• Start Testing in 2 Minutes- Use up to 100 dedicated servers per test. No setup or installation required. Self-service and on-demand.

On the other hand, Locust provides the following key features:

• Define user behaviour in code
• Distributed & scalable
• Proven & battle tested

Locust is an open source tool with 10.4K GitHub stars and 1.5K GitHub forks. Here's a link to Locust's open source repository on GitHub.

According to the StackShare community, Locust has a broader approval, being mentioned in 10 company stacks & 5 developers stacks; compared to BlazeMeter, which is listed in 6 company stacks and 3 developer stacks.