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27 resources · Page 1 of 2

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✚

Frontend Checklist

Developer Resources

An exhaustive checklist of everything a frontend developer should verify before shipping a website.

open-sourceweb
CSSCheatsheetFree
✚

Can I Use

Developer Resources

Up-to-date browser support tables for HTML, CSS, and JavaScript features, essential for cross-browser work.

freeweb
CSSBrowserFree
✚

Regex101

Developer Resources

An interactive regex tester with real-time highlighting, explanation, and a library of community patterns.

freeweb
BackendCheatsheetFree
✚

OverAPI

Developer Resources

An enormous index of programming cheatsheets gathered from across the web into one searchable page.

freeweb
CheatsheetFreeBackend
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✚

DevHints

Developer Resources

A curated collection of beautiful, printable cheatsheets covering programming languages, tools, and frameworks.

freeweb
CheatsheetDocumentationFree
▣

Vercel Templates

Templates

A library of deploy-ready starter templates for Next.js and modern frameworks, one click from live.

freeweb
Next.jsFree
⬡

Swagger UI

APIs

The open-source tool that turns OpenAPI specs into interactive, self-documenting API pages.

open-sourceweb
APIBackendDocumentation
⬡

RapidAPI

APIs

An API marketplace where you discover, connect to, and manage thousands of third-party APIs in one place.

freemiumweb
APIPremium
⬡

Public APIs

APIs

A community-curated GitHub repository listing thousands of free public APIs, organized by category.

open-sourceweb
APIOpen SourceFree
⬡

Insomnia

APIs

A desktop API client for designing, testing, and debugging REST and GraphQL APIs with a clean UI.

freemiumcross-platform
APIBackendPremium
⬡

Hoppscotch

APIs

A lightweight, open-source API testing tool that runs entirely in the browser with a clean workspace.

open-sourceweb
APIBackendOpen Source
⬡

GitHub REST API

APIs

The official API for automating GitHub — repos, issues, PRs, releases, and actions — from your own scripts.

freeweb
APIBackendFree
⬡

Mapbox

APIs

Custom mapping and location APIs with beautiful vector tiles, geocoding, routing, and navigation.

freemiumweb
APIDesignPremium
⬡

Twilio API

APIs

Cloud communications APIs for SMS, voice, video, and email that developers can wire into any app.

freemiumweb
APICommunicationPremium
⬡

OpenAI API

APIs

The API for OpenAI's models, including GPT, embeddings, and image generation, with function calling support.

paidweb
APIMachine LearningPremium
⬡

Stripe API

APIs

A developer-friendly payments API with clean documentation, libraries for every language, and instant webhooks.

freemiumweb
APIBackendPremium
✦

SponsorBlock

Browser Extensions

An open-source browser extension that automatically skips sponsor segments and other non-content parts of YouTube videos…

open-sourceextension
BrowserFreeOpen Source+1
✦

daily.dev

Browser Extensions

A developer news homepage extension that surfaces the best articles from the community in a clean feed.

freeextension
BrowserFreeContent Creation
✦

JSON Viewer

Browser Extensions

A browser extension that formats, validates, and syntax-highlights JSON in the browser with collapsible trees.

freeextension
BrowserBackendFree
✦

React Developer Tools

Browser Extensions

The official browser extension for inspecting React component trees, props, state, and performance.

freeextension
ReactBrowserFree
✦

Wappalyzer

Browser Extensions

A browser extension that instantly reveals the technologies powering any website you visit.

freeextension
BrowserBackendFree
✦

Raindrop.io

Browser Extensions

A smart bookmark manager that organizes links into collections with tags, search, and a beautiful interface.

freemiumextension
BrowserProductivityPremium
✦

Dark Reader

Browser Extensions

A browser extension that generates a dark theme for every website, complete with brightness and contrast controls.

freeextension
BrowserDesignFree
✦

uBlock Origin

Browser Extensions

An efficient, open-source ad blocker that removes ads and trackers with minimal impact on page load speed.

freeextension
BrowserFreeOpen Source
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