https://devtools.best
https://hoppscotch.io/fr/
https://explainshell.com
https://repl.it/languages/nodejs
https://htaccess.madewithlove.be
https://nooshu.github.io/blog/2019/10/02/how-to-read-a-wpt-waterfall-chart/
https://medium.com/appsflyer/10-tips-for-javascript-debugging-like-a-pro-with-console-7140027eb5f6
https://webkit.org/blog/6425/memory-debugging-with-web-inspector/
https://nolanlawson.com/2018/09/25/accurately-measuring-layout-on-the-web/
https://areknawo.com/getting-creative-with-the-console-api/
IaaS & Paas
https://fly.io
https://render.com/
https://platform.sh/
https://vercel.com/
https://upsun.com
https://railway.app
https://scalingo.com/
https://www.koyeb.com
https://www.alwaysdata.com/
https://www.clever-cloud.com/
https://www.heroku.com/
https://workers.cloudflare.com/
BaaS
https://strapi.io
https://appwrite.io
https://parse.com/
https://directus.io/
https://supabase.com
https://www.convex.dev
https://payloadcms.com/
DBaaS
https://xata.io
https://neon.tech
https://fauna.com
https://www.datastax.com/
https://www.mongodb.com/
https://www.couchbase.com
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/
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://redis.io
https://pouchdb.com/
https://www.elastic.co/
http://couchdb.apache.org
https://www.rethinkdb.com
https://www.kinto-storage.org
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/
iptables nf_conntrack_tcp_timeout_established
http://www.lognormal.com/blog/2012/09/27/linux-tcpip-tuning/
http://www.artiflo.net/2008/12/nf_conntrack-table-full-dropping-packet/
https://wiki.khnet.info/index.php/Conntrack_tuning
tcp window scaling
advanced
https://access.redhat.com/solutions/30453
https://vincent.bernat.im/fr/blog/2014-tcp-time-wait-state-linux
https://blogs.dropbox.com/tech/2017/09/optimizing-web-servers-for-high-throughput-and-low-latency/
to watch (new google-developed feature)
PUT vs PATCH (and other considerations)
http://stackoverflow.com/questions/24241893/
200 vs 201
http://stackoverflow.com/questions/1860645/
Performance schema
https://dev.mysql.com/doc/refman/5.5/en/performance-schema.html
https://mariadb.com/kb/en/mariadb/performance-schema-overview/
https://dba.stackexchange.com/questions/27328/how-large-should-be-mysql-innodb-buffer-pool-size#27341
https://serverfault.com/questions/363355
Master slave & sharding
https://mariadb.com/products/technology/maxscale
https://www.percona.com/blog/2016/08/30/mysql-sharding-with-proxysql/
The books: bash for beginners & bash for advanced users
http://www.tldp.org/LDP/Bash-Beginners-Guide/html/index.html
http://tldp.org/LDP/abs/html/index.html
Brace Expansion
http://www.thegeekstuff.com/2010/06/bash-shell-brace-expansion/
Scripts avancés
https://dascritch.net/post/2018/01/08/En-20-lignes-pas-plus-%3A-g%C3%A9rer-les-options-d-appel-de-tes-scripts-bash
http://fr.wikibooks.org/wiki/R%C3%A9seaux_TCP/IP/La_pile_TCP/IP
https://fr.wikipedia.org/wiki/Suite_des_protocoles_Internet
https://fr.wikibooks.org/wiki/R%C3%A9seaux_TCP/IP
http://www.frameip.com
http://www.lalitte.com/index.php/Accueil
http://www.tldp.org/LDP/nag2/
https://vincent.bernat.im/fr/blog/2017-ipv4-table-routage-linux
https://betterexplained.com/articles/a-simple-introduction-to-computer-networking/