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Once relegated to the browser as one of the 3 core technologies of the web, JavaScript can now be found almost anywhere you find code. JavaScript developers move fast and push software development forward; they can be as opinionated as the frameworks they use, so let's keep it clean here and make it a place to learn from each other!

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A Voice Memo App With MediaRecorder, IndexedDB, and Live Waveform Rendering
sendotltd profile

A Voice Memo App With MediaRecorder, IndexedDB, and Live Waveform Rendering

#javascript #webapi #audio #webdev
Comments
3 min read
A Japanese Kana Converter With Hepburn, Kunrei, and Nihon-shiki Romanization
sendotltd profile

A Japanese Kana Converter With Hepburn, Kunrei, and Nihon-shiki Romanization

#javascript #japanese #converter #unicode
Comments
3 min read
A WebGL 3D Cube From First Principles — Handwritten 4x4 Matrices and Visible Shaders
sendotltd profile

A WebGL 3D Cube From First Principles — Handwritten 4x4 Matrices and Visible Shaders

#webgl #graphics #javascript #math
Comments
3 min read
A Kanji Numeral Converter With 小字, 大字, and 壱弐参 Legal Forms
sendotltd profile

A Kanji Numeral Converter With 小字, 大字, and 壱弐参 Legal Forms

#javascript #japanese #converter #typescript
Comments
3 min read
Converting curl to fetch, axios, Python, Go, Ruby, and 5 More — All in the Browser
sendotltd profile

Converting curl to fetch, axios, Python, Go, Ruby, and 5 More — All in the Browser

#javascript #webdev #http #tools
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3 min read
A Multi-Timer Kitchen App That Doesn't Drift When the Tab Is Backgrounded
sendotltd profile

A Multi-Timer Kitchen App That Doesn't Drift When the Tab Is Backgrounded

#javascript #webdev #productivity #api
Comments
3 min read
A CSV Editor With RFC 4180 Parsing, Auto Delimiter Detection, and Markdown Export
sendotltd profile

A CSV Editor With RFC 4180 Parsing, Auto Delimiter Detection, and Markdown Export

#javascript #webdev #csv #data
Comments
3 min read
Writing a QR Code Encoder From Scratch — Reed-Solomon, Masking, and All
sendotltd profile

Writing a QR Code Encoder From Scratch — Reed-Solomon, Masking, and All

#javascript #algorithms #webdev #qrcode
Comments
3 min read
Parsing EXIF From JPEG Bytes in the Browser — TIFF Headers, IFDs, and a GPS Privacy Warning
sendotltd profile

Parsing EXIF From JPEG Bytes in the Browser — TIFF Headers, IFDs, and a GPS Privacy Warning

#javascript #webdev #privacy #image
Comments
3 min read
A Keyboard-First SVG Mind Map Editor With Tab-to-Add-Child and Markdown Export
sendotltd profile

A Keyboard-First SVG Mind Map Editor With Tab-to-Add-Child and Markdown Export

#javascript #svg #productivity #webdev
Comments
3 min read
Simulating 8 Types of Color Blindness in the Browser With 3 3 Matrices
sendotltd profile

Simulating 8 Types of Color Blindness in the Browser With 3 3 Matrices

#javascript #a11y #design #canvas
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3 min read
A Regex Cheatsheet Where Every Entry Has Its Own Live Tester
sendotltd profile

A Regex Cheatsheet Where Every Entry Has Its Own Live Tester

#regex #javascript #webdev #reference
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3 min read
Writing a Markdown Parser From Scratch With GitHub, Qiita, and Zenn Theme Modes
sendotltd profile

Writing a Markdown Parser From Scratch With GitHub, Qiita, and Zenn Theme Modes

#javascript #markdown #webdev #frontend
Comments
3 min read
Implementing TOTP From Scratch — RFC 6238 Test Vectors and Web Crypto
sendotltd profile

Implementing TOTP From Scratch — RFC 6238 Test Vectors and Web Crypto

#javascript #security #crypto #webdev
Comments
4 min read
Implementing Ken Perlin's 1983 Noise Algorithm, With Terrain and Marble Presets
sendotltd profile

Implementing Ken Perlin's 1983 Noise Algorithm, With Terrain and Marble Presets

#javascript #canvas #algorithms #graphics
Comments
3 min read
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