IaaS & Paas
https://render.com/
https://scalingo.com/fr
https://www.alwaysdata.com/fr/
https://www.clever-cloud.com/fr/
https://www.heroku.com/home
https://www.infomaniak.com/fr
https://www.ibm.com/fr-fr/cloud
https://cloud.google.com/
https://aws.amazon.com/fr/
https://workers.cloudflare.com/
https://zeit.co/

Databases
https://www.compose.com/
https://www.ibm.com/cloud/cloudant
https://www.ibm.com/cloud/compose/rethinkdb

FaaS & JAMstack ressources
https://serverless.css-tricks.com/
https://hackernoon.com/a-crash-course-on-serverless-with-node-js-632b37d58b44

VPS
https://www.scaleway.com/fr/
https://www.digitalocean.com/
https://www.linode.com/
https://www.vultr.com/

Bare metal
https://rackservice.org/
https://www.dedimax.com/
https://www.leaseweb.com/

Automation
https://zapier.com/
https://buddy.works/

Free hosting & tools for devs
https://free-for.dev/

Serverless ressources
https://serverless-stack.com/
https://serverless-benchmark.com/
https://backendless.com

https://ghost.org/
https://apostrophecms.org/

E-commerce
https://www.vendure.io/
https://www.reactioncommerce.com/

IP test
ipinfo.io/92.222.68.44

Availability/reachability probing
https://atlas.ripe.net/
http://shotsherpa.com/
https://geopeeker.com/
https://www.geoscreenshot.com/
http://ipv6-test.com/validate.php

DNS
https://www.whatsmydns.net
https://dyn.com/free-dns-test/
https://www.dotcom-tools.com/DNS-lookup-tools.aspx
http://www.dnsstuff.com/tools
https://dnschecker.org/all-tools.php

Site perf test
https://developers.google.com/speed/pagespeed
https://tools.pingdom.com/
https://latency.apex.sh/
https://gtmetrix.com/
https://www.webpagetest.org/

TLS
https://wiki.mozilla.org/Security/Server_Side_TLS
https://mozilla.github.io/server-side-tls/ssl-config-generator/
https://www.ssllabs.com/ssltest/
https://tls.imirhil.fr/https

Client tests
https://www.ssllabs.com/ssltest/viewMyClient.html # browser tls
https://speedtest.net <a href="?addtag=speedtest" title="Hashtag speedtest">#speedtest</a>

SQL
https://www.mysql.fr
https://mariadb.org
http://www.postgresqlfr.org

NoSQL
https://www.rethinkdb.com
http://couchdb.apache.org
https://pouchdb.com/
https://www.elastic.co/fr/products/elasticsearch
https://redis.io

RethinkDB howtos
https://pusher.com/tutorials/live-node-rethinkdb
https://developer.ibm.com/clouddataservices/2016/09/13/real-time-qa-app-with-rethinkdb/
https://keetmalin.wixsite.com/keetmalin/single-post/2018/08/02/Building-a-Real-time-Notification-System-with-RethinkDB

CouchDB howtos
https://rethinkdb.com/faq
https://news.ycombinator.com/item?id=10688447
https://www.twilio.com/blog/2012/09/building-a-real-time-sms-voting-app-part-1-node-js-couchdb.html

File & memory
https://gun.js.org
https://github.com/techfort/LokiJS
https://github.com/agershun/alasql
https://github.com/typicaljoe/taffydb
https://github.com/louischatriot/nedb

Big Data
http://cassandra.apache.org/
http://hbase.apache.org/
http://basho.com/products/riak-kv/

Time Series
https://www.influxdata.com/time-series-platform/influxdb/

Graph (orienDB is hybrid, neo4j focuses on graph)
http://orientdb.com/
https://neo4j.com/
https://lemag.sfeir.com/transformez-vos-donnees-csv-rdf/

Comparison bt. the two and general guide on graph DBs
https://www.quora.com/Is-there-any-reason-not-to-use-OrientDB
http://info.neotechnology.com/rs/773-GON-065/images/Definitive-Guide-Graph-Databases-for-RDBMS-Developer.pdf

Frontend DBs/API
https://hasura.io
https://directus.io
https://parse.com
https://supabase.io
https://www.8base.com
https://www.kinto-storage.org
https://pouchdb.com/
https://www.apollographql.com/client/
http://www.js-data.io
https://gun.js.org
https://www.dreamfactory.com # OSS (concurrent of APIgee, Mulesoft)
http://postgrest.org
https://g-ernaelsten.developpez.com/tutoriels/PostgREST/

Next Gen Serverless
https://fauna.com/
https://hasura.io
https://realm.io

Reviews and opinions
http://blog.nahurst.com/visual-guide-to-nosql-systems
https://www.baylon-industries.com/news/?p=1942
https://kkovacs.eu/cassandra-vs-mongodb-vs-couchdb-vs-redis
http://stackoverflow.com/a/37632625/1717735
https://hashnode.com/post/what-are-the-key-advantages-of-couchdb-over-other-nosql-offerings-ciitugn9g008poy53iixsc2d1
https://stackoverflow.com/questions/45730820/sql-server-and-firebase-pouchdb-synchronization

Custom CDNs
https://surge.sh/
https://www.keycdn.com/
https://www.cdn77.com/
https://cdn.net
https://www.cloudflare.com
https://www.stackpath.com/
https://www.fastly.com/

Hosted libs
https://developers.google.com/speed/libraries/
https://cdnjs.com/
https://www.jsdelivr.com/