What are some alternatives?
When comparing burg and Refind, you can also consider the following products
GRUB - Multiboot boot loader
Pocket - When you find something you want to view later, put it in Pocket.
EasyBCD - EasyBCD is NeoSmart Technologies multiple award-winning answer to tweaking Windows bootloader.
Raindrop.io - All your articles, photos, video & content from web & apps in one place.
PLoP Boot Manager - The PLoP Boot Manager is a small program to boot different operating systems.
Instapaper - Instapaper is a simple tool to save web pages for reading later.