What are the best developer tools web apps?

People on Linkstore rate RareUI, Amicro and Cloudflare highly. Every app here was checked by a person before it was listed.

Are there free developer tools apps?

Yes. RareUI, Designeer, EasyUI and 19 more are free to use.

Do developer tools web apps need to be installed?

No. Everything on Linkstore runs in a web browser, so you can open any of these apps and start right away.

Developer Tools

57 apps

Hosting, playgrounds and helpers for people who write code.

Top rated

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1
RareUI
Rare UI is a free, open-source collection of rare animated React components. Browse them in action below and install any component with the shadcn CLI.
Developer Tools5.0Free
Open
2
Amicro
Add beautiful, lightweight, micro-interactions and transition components to your React website with a Shadcn CLI .
Developer Tools5.0Free
Open
3
Cloudflare
DNS, CDN, security and serverless hosting from one dashboard.
Developer ToolsNewFreemium
Open
4
Designeer
Bringing the best of the internet together
Developer ToolsNewFree
Open
5
FeedbackBasket
Collect user feedback from websites and native iOS apps with a feedback widget and open-source Swift SDK. Capture context, manage replies, and triage faster.
Developer ToolsNewFreemium
Open

Just added

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Colabrix
Colabrix is project management for growing teams. Start with one board of issues, then turn on stories, sprints and milestones when you're ready.
Developer ToolsNewFreemium
8h agoOpen
Samva
Email API for developers. Send transactional email and campaigns, receive replies in your app, and build templates with an AI email editor.
Developer ToolsNewFreemium
8h agoOpen
ShadcnSpace
A collection of beautifully designed Shadcn UI blocks, components, templates, and dashboard layouts for React.
Developer ToolsNewFreemium
8h agoOpen
Versely
Create viral social media content in seconds with AI. Generate images, videos, voiceovers, lipsync, music, and full animated stories — then publish to 9…
Developer ToolsNewFree
22h agoOpen
LaunchRanked
Launch your product free, get a followed link after review, then grow on Google and in AI answers with the playbook behind our own 223k impressions.
Developer ToolsNewFree
22h agoOpen

All Developer Tools apps

Most saved and opened first.

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RareUI
Rare UI is a free, open-source collection of rare animated React components. Browse them in action below and install any component with the shadcn CLI.
Developer Tools5.0Free
Open
Designeer
Bringing the best of the internet together
Developer ToolsNewFree
Open
EasyUI
Production-ready animated UI components built with React, Tailwind CSS, and Framer Motion for modern web apps.
Developer ToolsNewFree
Open
mdxcn
markdown-friendly react components for mdx. callouts, steps, terminals, charts, and timelines that sit between paragraphs — copied into your project with the…
Developer ToolsNewFree
Open
Amicro
Add beautiful, lightweight, micro-interactions and transition components to your React website with a Shadcn CLI .
Developer Tools5.0Free
Open
Colabrix
Colabrix is project management for growing teams. Start with one board of issues, then turn on stories, sprints and milestones when you're ready.
Developer ToolsNewFreemium
Open
FeedbackBasket
Collect user feedback from websites and native iOS apps with a feedback widget and open-source Swift SDK. Capture context, manage replies, and triage faster.
Developer ToolsNewFreemium
Open
Cursor
A code editor built around an AI agent that reads your whole project.
Developer ToolsNewFreemium
Open
Versely
Create viral social media content in seconds with AI. Generate images, videos, voiceovers, lipsync, music, and full animated stories — then publish to 9…
Developer ToolsNewFree
Open
ray.so
Turn code snippets into clean, shareable images.
Developer ToolsNewFree
Open
ShadcnSpace
A collection of beautifully designed Shadcn UI blocks, components, templates, and dashboard layouts for React.
Developer ToolsNewFreemium
Open
pdfcn
A collection of beautifully designed, accessible, and customizable PDF components. Built on Takumi and Forme. Works with shadcn/ui.
Developer ToolsNewFree
Open
Arc
Arc is a library of React components and blocks with motion built in. Install them with the shadcn CLI, or let your AI tool build from the docs and MCP.
Developer ToolsNewFree
Open
Cloudflare
DNS, CDN, security and serverless hosting from one dashboard.
Developer ToolsNewFreemium
Open
fal
Fast inference for image, video and audio models.
Developer ToolsNewPaid
Open
MDN Web Docs
The reference for HTML, CSS, JavaScript and web APIs.
Developer ToolsNewFree
Open
Val Town
Write a small function in the browser and deploy it instantly.
Developer ToolsNewFreemium
Open
Samva
Email API for developers. Send transactional email and campaigns, receive replies in your app, and build templates with an AI email editor.
Developer ToolsNewFreemium
Open
LaunchRanked
Launch your product free, get a followed link after review, then grow on Google and in AI answers with the playbook behind our own 223k impressions.
Developer ToolsNewFree
Open
Novu
Send email, SMS, push and in-app notifications from one API.
Developer ToolsNewFreemium
Open
Directus
Put an admin panel and API on top of any SQL database.
Developer ToolsNewFreemium
Open
dbdiagram.io
Draw database diagrams by typing a schema.
Developer ToolsNewFreemium
Open
Can I use
Check which browsers support a web feature.
Developer ToolsNewFree
Open
Bundlephobia
See how much an npm package adds to your bundle.
Developer ToolsNewFree
Open
Render
Cloud hosting for web services, static sites and databases.
Developer ToolsNewFreemium
Open
Vercel
Deploy web apps from Git with previews for every change.
Developer ToolsNewFreemium
Open
Neon
Serverless Postgres that scales to zero and branches like git.
Developer ToolsNewFreemium
Open
Clerk
Sign-in, sign-up and user management you can drop into an app.
Developer ToolsNewFreemium
Open
ngrok
Give your local server a public URL.
Developer ToolsNewFreemium
Open
Tailwind Play
An online playground for trying Tailwind CSS.
Developer ToolsNewFree
Open
CodePen
Write HTML, CSS and JavaScript and see the result live.
Developer ToolsNewFreemium
Open
Railway
Deploy apps, servers and databases with almost no setup.
Developer ToolsNewFreemium
Open
Transform
Convert between JSON, TypeScript, GraphQL and more.
Developer ToolsNewFree
Open
OpenRouter
One API and one bill for hundreds of AI models.
Developer ToolsNewFreemium
Open
Stack Overflow
Find answers to programming questions, or ask your own.
Developer ToolsNewFree
Open
DevDocs
Documentation for many languages in one fast, searchable page.
Developer ToolsNewFree
Open
CyberChef
Encode, decode, hash and convert data in your browser.
Developer ToolsNewFree
Open
Netlify
Host sites and web apps with deploys straight from Git.
Developer ToolsNewFreemium
Open
StackBlitz
Run full Node.js projects inside your browser tab.
Developer ToolsNewFreemium
Open
Supabase
A Postgres database with auth, storage and APIs ready to go.
Developer ToolsNewFreemium
Open
Mermaid Chart
Write diagrams as text and see them drawn as you type.
Developer ToolsNewFreemium
Open
Carbon
Create good-looking images of your source code.
Developer ToolsNewFree
Open
Convex
A backend where queries update live in your app.
Developer ToolsNewFreemium
Open
Crontab guru
Read cron schedules in plain English.
Developer ToolsNewFree
Open
GitHub
Host code, review changes and work on projects together.
Developer ToolsNewFreemium
Open
jwt.io
Decode and check JSON Web Tokens.
Developer ToolsNewFree
Open
Windsurf
An AI code editor with an agent that works alongside you.
Developer ToolsNewFreemium
Open
RegExr
Test and learn regular expressions with live highlighting.
Developer ToolsNewFree
Open