#21 usefulwebsites
Tools worth keeping — a hand-curated index
21 sites
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#19 Wikipedia
The free encyclopedia — start here for a quick, sourced overview of almost anything.
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#18 Squoosh
Compare image codecs and compress images right in the browser, with a live preview.
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#17 TinyPNG
Smart PNG and JPEG compression that shrinks images without visible quality loss.
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#16 Khan Academy
Free lessons and practice across maths, science and more, at your own pace.
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#15 freeCodeCamp
Learn to code for free with a full interactive curriculum and real projects.
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#13 Unsplash
Free high-resolution photos you can use for anything, from photographers worldwide.
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#11 Excalidraw
A virtual whiteboard for hand-drawn-style diagrams — fast, collaborative, no sign-up.
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#9 Hugging Face
The hub for open machine-learning models, datasets and demos — try models in the browser.
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#8 DevDocs
Fast, searchable API documentation for dozens of languages and libraries in one place.
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#7 regex101
Build and debug regular expressions with live matches and a plain-English explainer.
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#5 MDN Web Docs
The reference for the web platform — HTML, CSS and JavaScript, explained properly.
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#4 Figma
Collaborative interface design in the browser — design, prototype and hand off in one place.
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#3 Dribbble
Work from designers worldwide — endless UI, branding and illustration inspiration.
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#2 Coolors
Generate, tweak and save colour palettes in seconds — a designer's go-to for schemes.
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#1 Photopea
A free, browser-based image editor that feels like Photoshop — opens PSDs, no install.
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Nothing matches — try a different search or category.