Top 7 Open-Source Alternatives to PenPal World

The top open-source alternatives to PenPal World are Friendica, Flipper Zero, and Diaspora. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Friendica Landing Page
1

Friendica

Decentralisation - Privacy - Interoperability
Pricing:
- Open Source
#Social Network #Decentralized Social Network #Social Networks 32 social mentions
Flipper Zero Landing Page
2

Flipper Zero

A portable multi-tool device styled as a Tamagotchi
Pricing:
- Open Source
#Health And Fitness #iPhone #Social & Communications 143 social mentions
Diaspora Landing Page
3

Diaspora

The online social world where you are in control.
Pricing:
- Open Source
#Social Network #Decentralised Social Network #Social Networks 29 social mentions
BuddyPress Landing Page
4

BuddyPress

WordPress social networking in a box.
Pricing:
- Open Source
#Social Network #Social Networks #Project Management 15 social mentions
Hacker News Landing Page
5

Hacker News

Hacker News is a social news website focusing on computer science and entrepreneurship. It is run by Paul Graham's investment fund and startup incubator, Y Combinator.
Pricing:
- Open Source
#Social Networks #Social News #Startups 500 social mentions
CYGO Network Landing Page
6

CYGO Network

Online services with privacy and libre philosophy since 2017. CYGO Network is your one stop for free speech social networking, cloud storage, video conferencing, and more without left-wing censorship.
Pricing:
- Open Source
- Free
#Social Networks #Social Network #Free Speech 3 user reviews
pump.io Landing Page
7

pump.io

A stream server that does most of what people really want from a social network.
Pricing:
- Open Source
#Social Network #Twitter Tools #Social Networks