Tech
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Regex Learn
A free interactive course that teaches regular expressions step by step, with live exercises, a cheatsheet and a playgro…
Regex.ai
A browser tool that generates regular expressions from a plain-language description or sample text, taking some of the p…
regex101
An online tool to build, test and debug regular expressions with live explanation.
RegexOne
Interactive lessons that teach regular expressions step by step with instant pattern-matching feedback right in the brow…
Regexper
A tool that converts a regular expression into a readable visual diagram, showing the flow of groups and alternatives in…
RegExr
A live regular-expression editor that highlights matches, capture groups, and errors in real time as you type a pattern…
Register Spill
Thorsten Ball's newsletter-style blog on programming tools, editors, and the craft of building developer software.
Reilly Spitzfaden
A composer's blog on composition and sound design, audio programming with Max/MSP, C++, and JUCE, and web development, w…
Related Subreddits by User Overlap
A network graph of the top subreddits that maps how they relate to one another based on how many users they share, so yo…
Relay
A podcast network with a lineup of shows on technology and creativity, led by well-known voices from across the internet…
ReMemory
A browser-based digital safe split across several keys held by people you trust, so you can regain access to your comput…
Remove Vocals
A free tool that uses AI to strip vocals from any song and give you an instrumental karaoke track, with two free runs a…
remove.bg
An AI tool that automatically erases the background from any photo in a few seconds, leaving a clean transparent cutout…
Ren Yuan
Works by artist-programmer Ren Yuan that visualize and sonify things like sorting algorithms, strange attractors, neural…
Renaissance Design
Chris Cox's personal blog on web design and development, homelabbing, PC modding, and woodworking, mixing technical note…
Rendering One Million Datapoints with D3 and WebGL
An article on rendering a million data points in the browser by pairing D3 with WebGL components, with live examples of…
Rendering the Sky, Sunsets, and Planets
An interactive article on building realistic skies, sunsets and planetary atmospheres in the browser, with live shader d…
Repair Café International
A global network of free community events where volunteers help neighbors fix broken appliances, clothing, and furniture…
Replacement.AI
A deadpan parody of an AI company's website that proudly announces humans are no longer necessary, complete with a safet…
Replacing My Best Friends With an LLM
A funny and surprisingly candid experiment fine-tuning a language model on years of group chat history, and the weirdly…
Report Phone Spam
A guide to shutting down robocalls and text spam by tracing the responsible carrier and reporting the abuse to the right…
Repurpose Your Old Kindle
A hobby project that hacks an old Kindle e-reader into an always-on display showing live bus arrival times, with the ste…
ResizeMyImg
A clean, simple online image tool for resizing, cropping, rotating, compressing and converting photos to JPG, PNG or GIF…
Resn
The portfolio of a New Zealand digital studio known for whimsical, award-winning WebGL experiences and playful interacti…
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