helveticHacking / reverse engineering the Fitbit Aria (WiFi enabled bathroom scales)
lifebotUse Google Sheets to log your life by texting it Emojis and pulling in data from Fitbit automatically.
fitbit apiA Ruby interface to the Fitbit Web API, supports OAuth2.
keyring-social-importersA collection of importers which pull your content back from social networks, and into your own WordPress install.
zeitA Fitbit clock face for learners of the German language
ossappsA non-exhaustive list of open sourced clock faces, applications and modules from the community.
fitnotificationsFit Notifications allows you to view all your Android notifications on your Fitbit device, as long as it supports at least "Text Notifications" natively.
ts4healthTime Series Data Analysis, Visualization and Forecasting with Python for Health and Self
data-at-hand-mobileMobile application for exploring fitness data using both speech and touch interaction.
fitbit-googlefitExport Fitbit data to Google Fit. Unlike the alternatives such as fitnessyncer.com, this offers very fine intraday granularity (every minute/second data).