Generate arbitrary size file on Cloudflare Workers.
You can use this service to test your network download speed.
wget https://file.ringring.workers.dev/100m wget https://file.ringring.workers.dev/1g wget https://file.ringring.workers.dev/500k
- No transfer speed limit, since it is based on Cloudflare Workers worldwide.
- No file size limit. The service use stream to generate file internally.
- Download time should under 30s, otherwise the worker may abort.