Resources that allow for freecycling only are found in the other list: https://lemmy.world/post/1208672

This is a list of resources, such as dedicated web sites or apps where you can post or find second hand items (vintage or thrifting). Some are country specific, some are available or have groups in several countries.

Rules: No suspicious links, NSFW links or scam/phishing/malware. The list will be curated, if need be.

Worldwide (common in several countries)

• Freecycle Network - Moderated, free, freecycling only, mainly(?) used in Germany, UK, US
• Craigslist - Unmoderated, paid ads for some categories, mainly used in the US and Canada(?)
  [iOS app] - [Android app]
• Trashnothing.com - Unmoderated, free, active groups in Australia, Canada, UK, US
  [iOS app] - [Android app] - [Open developer API]
• Facebook Marketplace - Moderation depends on group, free, in some countries/regions it works but in many others it's rife with scammers and stolen goods
  [You already know the link and address]

Canada

• Kijiji - Moderated, free
  [iOS app] - [Android app]

Germany

• Mundraub - Unmoderated, free, map of free-to-pick fruits, veg, herbs and nuts (mainly in Germany)
  [Android app]
• Kleinanzeigen - Moderated, free (with paid ad promotion)
  [iOS app] [Android app]
• [Markt.de - Selective/random moderation, free (with paid ad promotion)
  [Android app]

Sweden

• Bortskänkes.se - Unmoderated, free
  [iOS app] - [Android app]
• Blocket.se - Moderated, paid to advertise unless the product is free
  [iOS app] - [Android app]
• Tradera.se - Unmoderated (mainly second hand)auctions, costs a portion of the end bid
  [iOS app] - [Android app]

United Kingdom

• Freegle - Unmoderated, free
  [iOS app] - [Android app]

Others

Please add to the list by commenting.