The best alternatives to askBelynda are Swag Fair, Buy For Life, and Sourced. If these 3 options don't work for you, we've listed a few more alternatives below.
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Hurreeβ The smarter, simpler way to analyze your data
Open Source list of ethical manufacturers. A self-sustaining site built using Google Forms and Google Sheets API. Anyone can submit a source which will populate the spreadsheet and build the content of the site. Code: https://github.com/eliothill/sourced
Changing Room's Eco-Index provides consumers with a sustainability rating (1-5) of clothing products and brands based on both environmental and social factors and suggests lower-impact similar alternatives.