diff --git a/README.md b/README.md
index ebbb2d93..c9ff060a 100644
--- a/README.md
+++ b/README.md
@@ -92,454 +92,455 @@ Say thanks!
Codeberg 583 bytes
CodePen 334 bytes
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Coderwall 250 bytes
CoffeeScript 525 bytes
Coil 507 bytes
coinpot 730 bytes
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Google CoLaboratory 475 bytes
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Google CoLaboratory 475 bytes
C++ 685 bytes
Crystal 220 bytes
CSS3 384 bytes
Dart 554 bytes
DataCamp 482 bytes
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Debian 928 bytes
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Debian 928 bytes
Deezer 724 bytes
Delicious 265 bytes
dev.to 544 bytes
DeviantArt 269 bytes
Digidentity 374 bytes
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DigitalOcean 250 bytes
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DigitalOcean 250 bytes
Discord 356 bytes
Disqus 271 bytes
Django Project 434 bytes
Docker 422 bytes
Dribble 420 bytes
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Drone 310 bytes
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Drone 310 bytes
Dropbox 253 bytes
Drupal 890 bytes
DuckDuckGo 916 bytes
Electronic Arts 287 bytes
eBay 810 bytes
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Edge 955 bytes
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Edge 955 bytes
elastic 720 bytes
Element 426 bytes
Elementary OS 457 bytes
Email 333 bytes
Endeavour OS 630 bytes
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ePub 314 bytes
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ePub 314 bytes
Espressif 584 bytes
Ethereum 403 bytes
Etsy 468 bytes
Evernote 619 bytes
ExpressionEngine 634 bytes
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F-Droid 1021 bytes
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F-Droid 1021 bytes
Facebook 267 bytes
Filestash 294 bytes
Finder 718 bytes
Firefox 1013 bytes
Flattr 338 bytes
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Flickr 241 bytes
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Flickr 241 bytes
Floatplane 832 bytes
Flutter 683 bytes
foobar2000 757 bytes
FreeBSD 747 bytes
freeCodeCamp 717 bytes
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Friendica 835 bytes
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Friendica 835 bytes
Fritz! 698 bytes
Gandi 756 bytes
GateHub 453 bytes
Ghost 250 bytes
Git 373 bytes
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Gitea 756 bytes
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Gitea 756 bytes
GitHub 533 bytes
GitLab 417 bytes
Gitpod 579 bytes
Glitch 1023 bytes
Gmail 473 bytes
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Gmail 575 bytes
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Gmail 575 bytes
Go 573 bytes
Godot 989 bytes
GOG.com 709 bytes
Gojek 285 bytes
Goodreads 660 bytes
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Google 475 bytes
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Google 475 bytes
Google Assistant 480 bytes
Google Calendar 623 bytes
Google Collaborative content tools 493 bytes
Google Docs Editors 478 bytes
Google Drive 520 bytes
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Google Drive 304 bytes
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Google Drive 304 bytes
Google Maps 769 bytes
Google Maps 704 bytes
Google Meet 520 bytes
Google Play 495 bytes
Google+ 388 bytes
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Google Podcasts 457 bytes
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Google Podcasts 457 bytes
Google Scholar 524 bytes
Gradle 681 bytes
Grafana 963 bytes
Guacamole 676 bytes
Guilded 359 bytes
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Hacker News 220 bytes
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Hacker News 220 bytes
HackerOne 437 bytes
HAML 928 bytes
Heroku 441 bytes
Homekit 743 bytes
HP 487 bytes
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HTML5 399 bytes
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HTML5 399 bytes
Hulu 472 bytes
Humble Bundle 969 bytes
i18next 719 bytes
IBM 494 bytes
iHeartRadio 884 bytes
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IMDb 517 bytes
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IMDb 517 bytes
Imgur 269 bytes
Instagram 758 bytes
Intel 748 bytes
Intercom 423 bytes
Internet Archive 837 bytes
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itch.io 861 bytes
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itch.io 861 bytes
iTunes 770 bytes
Jacobin 232 bytes
Java 826 bytes
JavaScript 410 bytes
Jellyfin 661 bytes
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jQuery 1012 bytes
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jQuery 1012 bytes
JSON-LD 912 bytes
JSON 514 bytes
JSON Feed 672 bytes
Julia 289 bytes
Kaggle 508 bytes
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KeePassDX 522 bytes
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KeePassDX 522 bytes
Kemal Framework 331 bytes
Keskonfai 691 bytes
Keybase 638 bytes
Kickstarter 279 bytes
Ko-Fi 412 bytes
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Kodi 762 bytes
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Kodi 762 bytes
Kotlin 242 bytes
Laravel 390 bytes
LastPass 288 bytes
Liberapay 556 bytes
LINE 469 bytes
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Linear App 474 bytes
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Linear App 474 bytes
LinkedIn 361 bytes
Linux 956 bytes
Linux Mint 365 bytes
Lobste.rs 524 bytes
Lock 384 bytes
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Logitech 360 bytes
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Logitech 360 bytes
Lucky Framework 477 bytes
macOS 765 bytes
Mail 563 bytes
Mailchimp 990 bytes
Malt 419 bytes
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Manjaro 358 bytes
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Manjaro 358 bytes
Markdown 440 bytes
Mastodon 588 bytes
matrix 662 bytes
Mattermost 605 bytes
Medium 370 bytes
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Meetup 515 bytes
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Meetup 515 bytes
Messenger 685 bytes
microformats 789 bytes
Microsoft 338 bytes
Minecraft 1014 bytes
MongoDB 359 bytes
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NetBeans 667 bytes
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NetBeans 667 bytes
Netflix 782 bytes
NextCloud 302 bytes
NGINX 456 bytes
NHS 482 bytes
NixOS 534 bytes
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Node.js 659 bytes
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Node.js 659 bytes
npm 289 bytes
OK.ru 621 bytes
Olympic Rings 669 bytes
OpenBenches 754 bytes
Open Bug Bounty 494 bytes
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Opencast 303 bytes
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Opencast 303 bytes
OpenCollective 465 bytes
OpenCores 273 bytes
Open Source 241 bytes
OpenStreetMap 958 bytes
OpenVPN 546 bytes
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Opera 460 bytes
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Opera 460 bytes
Orcid 412 bytes
Origin 644 bytes
Outlook 886 bytes
Overcast 780 bytes
Overleaf 443 bytes
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Patreon 240 bytes
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Patreon 240 bytes
PayPal 508 bytes
PDF 665 bytes
Phone 582 bytes
PHP 586 bytes
Pinboard 249 bytes
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Pinterest 517 bytes
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Pinterest 517 bytes
Pixelfed 980 bytes
Plex 212 bytes
Pocket 508 bytes
Pocket Casts 283 bytes
Pop!_OS 436 bytes
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Pornhub 829 bytes
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Pornhub 829 bytes
PowerShell 998 bytes
Preact 521 bytes
Printer 441 bytes
ProtonMail 428 bytes
Python 550 bytes
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QQ 941 bytes
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QQ 941 bytes
quora 272 bytes
Raspberry Pi 964 bytes
React 351 bytes
Reddit 598 bytes
RedHat 540 bytes
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Research Gate 904 bytes
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Research Gate 904 bytes
Roundcube 525 bytes
RSS 298 bytes
Ruby 951 bytes
Ruby Gems 280 bytes
Ruby On Rails 466 bytes
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Rust 998 bytes
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Rust 998 bytes
Safari 699 bytes
Samsung 863 bytes
Samsung Internet 337 bytes
Samsung 608 bytes
Samsung 884 bytes
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Sass 519 bytes
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Sass 519 bytes
Semaphore CI 463 bytes
Sentry 370 bytes
Signal 430 bytes
Sketch 399 bytes
Skype 478 bytes
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Slack 522 bytes
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Slack 522 bytes
SlideShare 652 bytes
Snapchat 640 bytes
SOGo 842 bytes
Solidity 554 bytes
SoundCloud 950 bytes
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Spotify 427 bytes
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Spotify 427 bytes
Square Cash 782 bytes
Stack Exchange 398 bytes
Stack Overflow 300 bytes
Steam 446 bytes
Stitcher 378 bytes
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Strava 277 bytes
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Strava 277 bytes
StumbleUpon 350 bytes
Sublime Merge 557 bytes
Sublime Text 595 bytes
SubscribeStar 858 bytes
Svelte 477 bytes
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SVG 755 bytes
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SVG 755 bytes
Symantec 605 bytes
Symfony 615 bytes
taiga.io 742 bytes
Teamspeak 927 bytes
Telegram 410 bytes
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Terraform 294 bytes
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Terraform 294 bytes
This American Life 293 bytes
Threema 736 bytes
TikTok 398 bytes
Todoist 761 bytes
Tox 486 bytes
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Trello 267 bytes
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Trello 267 bytes
TripAdvisor 703 bytes
Tumblr 413 bytes
TuneIn 599 bytes
Tutanota 567 bytes
Twilio 429 bytes
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Twitch 299 bytes
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Twitch 299 bytes
Twitter 405 bytes
TypeScript 609 bytes
Uber 602 bytes
Ubiquiti 549 bytes
Ubisoft 520 bytes
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Ubuntu 446 bytes
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Ubuntu 446 bytes
Udemy 297 bytes
Unicode 603 bytes
Untappd 401 bytes
Uphold 810 bytes
Uplay 533 bytes
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Upwork 495 bytes
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Upwork 495 bytes
Vagrant 544 bytes
Vegetarian 291 bytes
Venmo 278 bytes
Viber 704 bytes
Vim 770 bytes
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Vimeo 342 bytes
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Vimeo 342 bytes
Visual Studio Code 914 bytes
Vivino 285 bytes
VK 525 bytes
VLC 661 bytes
Vue 263 bytes
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W3C 529 bytes
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W3C 529 bytes
WebAssembly 489 bytes
WebMention 267 bytes
WeChat 631 bytes
Wekan 972 bytes
WhatsApp 470 bytes
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WHATWG 411 bytes
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WHATWG 411 bytes
WiFi 574 bytes
Wikipedia 574 bytes
Windows 243 bytes
Wire 262 bytes
WireGuard 961 bytes
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WordPress 494 bytes
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WordPress 494 bytes
Workato 368 bytes
XING 353 bytes
XMPP 748 bytes
Yahoo! 286 bytes
Yammer 470 bytes
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Yarn 506 bytes
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Yarn 506 bytes
Yelp 454 bytes
YouTube 342 bytes
Yubico 297 bytes
diff --git a/images/reference/coderwall.svg b/images/reference/coderwall.svg
new file mode 100644
index 00000000..59dd7c0f
--- /dev/null
+++ b/images/reference/coderwall.svg
@@ -0,0 +1,8 @@
+
\ No newline at end of file
diff --git a/images/reference/index.md b/images/reference/index.md
index 81b678c4..e2fa5563 100644
--- a/images/reference/index.md
+++ b/images/reference/index.md
@@ -321,4 +321,5 @@ Where possible this links to the organisation's brand guidelines page.
| | | https://www.mongodb.com/brand-resources |
| | | https://symfony.com/logo |
| | | https://brand.jquery.org/logos |
-| | | https://gitlab.com/fdroid/fdroid-website/-/blob/master/assets/fdroid-logo.svg |
\ No newline at end of file
+| | | https://gitlab.com/fdroid/fdroid-website/-/blob/master/assets/fdroid-logo.svg |
+| | | https://coderwall.com/tos
\ No newline at end of file
diff --git a/images/svg/coderwall.svg b/images/svg/coderwall.svg
new file mode 100644
index 00000000..ace80cf6
--- /dev/null
+++ b/images/svg/coderwall.svg
@@ -0,0 +1,5 @@
+
\ No newline at end of file