Perkeep (https://perkeep.org/ https://perkeep.org/) has a similar but broader goal: store all the data you would typically store on social networks or in a back

Perkeep (https://perkeep.org/ https://perkeep.org/) has a similar but broader goal: store all the data you would typically store on social networks or in a backup service and be able to access/search it from any browser: tweets, Pinterest locations, photos, files, docs, whatever