bt
MarkdownTableMaker
for Google Sheets
ChinesePracticePaper
Better paper. Better practice.
Seal Chop Image Web API
Chops. Instantly. Anywhere.
MathForWork Blog
Workplace math education
waferQR
Simple QR bookmarklet
GitHub
BT open educational resources
Vimeo
BT media library
The Bitwise Blog
from Bitwise Thermodynamics
BT Labs
Semantic Web experiments