---NETWORK AND PROTOCOL ALTERNATIVES---
Beaker browser https://beakerbrowser.com/
Beaker is an experimental browser for exploring and building the peer-to-peer Web
GNUnet https://gnunet.org/en/
GNUnet is a new network protocol stack for building secure, distributed, and privacy-preserving applications. With strong roots in academic research, our goal is to replace the old insecure Internet protocol stack.
Freenet https://freenetproject.org/
Browse websites, post on forums, and publish files within Freenet with strong privacy protections.
Zeronet https://zeronet.io/
Open, free and uncensorable websites, using Bitcoin cryptography and BitTorrent network
I2P https://geti2p.net/en/
I2P is an anonymous network built on top of the internet. It allows users to create and access content and build online communities on a network that is both distributed and dynamic. It is intended to protect communication and resist monitoring by third parties such as ISPs
Gotenna https://gotenna.com/
goTenna builds mesh networks to power programmable mobile infrastructure on a global scale
Manyver https://www.manyver.se/
The primary goal of this project is to make social networking independent of internet connectivity. Hence the slogan "off the grid" (read more about that here).
Nano (ex-Raiblocks) https://nano.org/en potential alternative for the blockchain (distributed ledger)
Tangle (under Iota) https://www.iota.org/ potential alternative for the blockchain (distributed ledger)
Holochain https://holochain.org/ potential alternative for the blockchain (distributed ledger)
Fluinfo https://github.com/fluidinfo
https://github.com/fluidinfo/fluiddb
is a shared online datastore based on tags with values. It allows anyone to store, organize, query and share data about anything...(frozen project???)
Namecoin https://www.namecoin.org/
Namecoin is an experimental open-source technology which improves decentralization, security, censorship resistance, privacy, and speed of certain components of the Internet infrastructure such as DNS and identities. Dominios .bit
Open Garden https://www.opengarden.com/
The Open Garden peer-to-peer mesh network protocol enables millions of people to join together and provide decentralized Internet access for all. We’ve built the complete protocol into our WiFi sharing device, and we plan to open source the protocol for others to build into their own apps and hardware.
---MINDMAPPING TOOLS---
Treesheet http://strlen.com/treesheets/
A "hierarchical spreadsheet" that is a great replacement for spreadsheets, mind mappers, outliners, PIMs, text editors and small databases. A Office newcomer...
TiddlyMap https://tiddlywiki.com/
https://github.com/felixhayashi/TW5-TiddlyMap
Is a TiddlyWiki plugin that turns your favourite personal note taking software in a wiki-concept-map hybrid
DAGitty http://dagitty.net/
DAGitty is a browser-based environment for creating, editing, and analyzing causal models (also known as directed acyclic graphs)
FreeMind http://freemind.sourceforge.net/wiki/index.php/Main_Page
FreeMind is a premier free mind-mapping software
EasyRPG https://easyrpg.org/
Is a community project to create a free, open source, role playing game creation tool, compatible with RPG Maker 2000/2003 games
---SOCIAL NETWORKS ALTERNATIVES---
Flote.app https://flote.app/ Facebook alternative
Gab https://gab.com/ Twitter alternative
Steemit https://steemit.com/ Blogging alternative
Dtube https://d.tube/ Youtube alternative
Signal https://www.signal.org/ Wasap alternative
Bittubers https://bittubers.com/ Youtube alternative
D-sound https://dsound.audio/ decentralized Sound Platform
Everipedia https://everipedia.org/ Wikipedia alternative
LBRY https://lbry.com/what Artist content creation
Dwitter https://www.dwitter.net/ Twitter for JAVASCRIPTers
Cryptamail http://www.cryptamail.com/ Gmail alternative
Ello https://ello.co Facebook alternative
Protonmail https://protonmail.com/ Gmail alternative
Privnote https://privnote.com/ notes that will self-destruct after being read.
Savannah https://savannah.gnu.org/ Github alternative
Mediagoblin https://mediagoblin.org/ Facebook alternative
... https://directory.fsf.org/wiki/Collection:SaaSS for more alternatives given by the FSF) ...
SpringRole https://blockstack.springrole.com/ LinkedIn alternative
Bitchute https://www.bitchute.com/ Youtube alternative
SoMee.social https://somee.social/auth Facebook alternative
Crowdraise https://crowdraise.net/ Kickstater alternative
Pixelfed https://pixelfed.org/ https://pixelfed.social/ Instagram alternative
BotHangout http://bothangout.com/documentation social network runned by bots
SpankChain https://spankchain.com/ Payment platform for the adult industry
Dlive https://dlive.tv Twitch alternative
---SEARCH AND LEARN ALTERNATIVES---
Wolfram Alpha https://www.wolframalpha.com/ Google alternative
Duckduckgo https://duckduckgo.com/ Google alternative
Trom tool search https://www.tromsite.com/tools/search/
In the indexes of the books in Amazon ;) (amazing)
In the inventories of any webpage that sells something ;) (amazing)
GO shopping and exploring in street markets, galleries, malls ;) (amazing)
In the (probably) almost for shutdown :( Yahoo Groups ;) (amazing)
Gigablast https://gigablast.com/ Google alternative
You wearing a t-shirt with the Question ahead and behind of t-shirt, and going to places with many people ;) (amazing)
Asking to your neighbor or some random people in the street...
Using the Facebook Groups and Events for their original purpose xd
Area51 of stack exchange https://area51.stackexchange.com/?tab=beta
to search useful forums in the stack exchange forums family that are still in beta phase but running....
Walking randomly in your the city...
Delivering pamphlets everywhere with your question....
---DATABASE STUFF---
N1QL (couchbase) https://docs.couchbase.com/server/4.0/n1ql/n1ql-language-reference/index.html
The N1QL data model derives its name from the non-first normal form, which is a superset and generalization of the relational first normal form (1NF).
RethinkDB https://rethinkdb.com/ The open-source database for the realtime web
BigchainDB https://www.bigchaindb.com/
is like a database with blockchain characteristics
eXtremeDB Kernel Mode https://www.mcobject.com/kernel_mode_database/
the first database management system designed explicitly to run in the OS kernel.
Rasdaman http://www.rasdaman.org/
rasdaman allows management and analytics of massive multi-dimensional arrays such as sensor, image, simulation, and statistics data
SQl++ https://asterixdb.apache.org/docs/0.9.3/sqlpp/manual.html#Introduction
nested, schema-optional (or even schema-less) world of modern NoSQL systems
Wikidata https://query.wikidata.org/
is a free and open knowledge base that can be read and edited by both humans and machines
Knime https://www.knime.com/
integrates various components for machine learning and data mining through its modular data pipelining concept.