Below is a list of 350+ tools for Javascript developers and IT professionals. Sorted alphabetically.
| Name | Description |
|---|---|
| 1Password | Password manager with dev-specific tooling capabilities. |
| 2Fas | 2FA App / Open Source / Includes Chrome Extension |
| Aceternity UI | Animated components library for web design |
| Airbyte | Data piping tool which has pre-built connectors to pipe data to a data warehouse. |
| Alchemy | Infrastructure as Code Alternative to OpenTofu using TypeScript |
| Alien Signals | Fast JavaScript signals library. Used in Vue.js. |
| Ansible | Infrastructure as Code (IaC) tool for configuring a single linux machine. |
| Apache Iceberg | Data Lakehouse / Open Table Format. Stores Parquet Files for data, avro for manifests, and json for metadata |
| ArangoDB | Multi-Model No-SQL Database |
| ArgoCD | Git OPS for continuous delivery for Kubernetes |
| Arktype | Typescript Runtime Validation Library |
| Astro | Website & Static Site Builder |
| Authentik | SSO / Identify Provider |
| Authorize.net | Legacy payment processor which allows for your own Merchant Account |
| Backrest | GUI For Restic Backup |
| Bash | Scripting Shell Language |
| Basin | Form Backend |
| Beekeeper Studio | SQL Editor & Database Manager |
| BetterAuth | Auth Library for JS |
| Betterstack | All-In-One Observability & Monitoring Platform |
| Botpoison | Spam Prevention |
| Brother | Office Printers Known For Being More Reliable + Customer Friendly than HP |
| Brotli | Alternative Compression Method to Gzip |
| Browserslist | Browserlist Checking Tool |
| Browserstack | Browser Testing Tool |
| Buddy | CI/CD & GitOps Orchestration Platform. |
| Bunny CDN | Faster CDN than Cloudflare |
| Bunny Optimize | Image transformation & compression API |
| Bunny Shield | Web Application Firewall Service |
| Bunny Storage | Alternative to Amazon S3 |
| Bunny Stream | Video Streaming CDN |
| BunnyDNS | Hosted DNS Platform |
| Bytebase | CI/CD Platform for Databases |
| c15t | Developer-First Cookie Banner and Consent Management / Self Hosted. Tracks consents in a DB. |
| Caddy | NGINX Alternative / Web Server / Balancer / Reverse Proxy. Alternative to Traefik. |
| Cal.com | Open Source Calendar Booking & Calendar APIs For Devs |
| Castle.io | Fraud Prevention Platform. Block bots, account takeovers, transaction fraud, and spam. CAPTCHA alternative. |
| Changesets | Package changesets & Versioning |
| Chase Paymentech | Payment processor. Most bank processor services in Canada (like Scotiabank) are whitelabeled by Chase Paymentech. |
| Checkout Page | NoCode Checkouts |
| Cheerio | XML + HTML Parser & Manipulation |
| Chromatic | Visual Regression Testing and Component Unit Testing for Storybook |
| Citty | Node Terminal CLI Builder |
| Clack | Node Terminal Prompter (Used in Consola) |
| Clickhouse | Data Warehouse Designed for Real-time Analytics. Used in many products like Tinybird |
| Consola | Node Console / Terminal Outputter and CLI Tool |
| Cookie-ES | Utility for working with cookies |
| CookieConsent | Cookie Consent Library Built in JavaScript |
| Crawlee | Web Scraping Using Playwright |
| Crunchy Data Warehouse | Data Warehouise Built on Postgres |
| Crunchy Postgres | Automated highly available crunchy postgres instance |
| Crunchy Postgres for Kubernetes | Postgres Deployment using Kubernetes |
| CSS | Cascading Style Sheets |
| CSS Spinner | Collection of CSS-only spinners |
| Cubic Bezier | CSS animation Tool |
| Dagger | Programmable CI/CD |
| Dagster | Data orchestration platform |
| Dart | Portable Programming Language for Cross-Platform Apps |
| Databend | Cloud Data Warehouse |
| Davx5 | Sync CardDAV WebDAV CalDAV to Android. Use with Fastmail. |
| Day.js | Modern Date Utilities for JS. Compatible with moment.js (legacy date tool) |
| DebugBear | Pagespeed Monitoring and Core Web Vitals. Lighthouse. |
| Dedent | Strip indents from multiline template strings |
| Deepsource | Static Code Analysis. Detects Security Issues & Hardcoded Secrets |
| Defu | Recursively Assign Default Properties |
| Deno | JavaScript-based server runtime |
| Deno Deploy | Hosting for Deno apps. |
| Deno KV | Key, Value Storage NoSQL db on the Edge. Built on FoundationDB. |
| Descope | Auth Provider |
| Destr | Faster and more secure alternative to JSON.parse |
| Devhints | Cheatsheets for Developers |
| Dexie.js | Wrapper for Working w/ IndexedDB |
| Digital Ocean App Platform | Serverless Application Hosting |
| Digital Ocean Functions | Edge Functions Running on Node.js |
| Digital Ocean Managed Postgres | Serverless Postgres Hosting |
| Digital Ocean Spaces | S3 Compatible Object Storage with Built-In CDN |
| Digital Ocean VPS | Use for VPS Machines |
| Dlthub | Python Library for Pulling Data From Sources. Alternative to Airbyte. |
| DMARC Digests | Dashboard For DMARC Monitoring |
| DNSChecker | DNS Propagation Checker Tool |
| Dnsimple | DNS Management |
| Docker Compose | Handles multiple containers on same host |
| Docker Desktop | GUI Client for Docker |
| Docker Engine | Containers |
| Docker Hub | Container Registry |
| DOMPurify | HTML Sanitizer for JS Projects |
| Doppler | Secrets & NHI Management Platform |
| Dragonfly | Redis Alternative for Caching and KV Store. ACID Compliant. In-Memory. |
| Driver.js | Technical In-App Guidance Tool |
| DuckDB | OLAP Analytics Database. Similar target as Sqlite but for analytical queries. Postgres has a DuckDB extension which you can then query directly for fast BI dashboards. |
| Dymo | Label Printers & Makers |
| Dyrector.io | Open Source Containers GUI |
| Effect TS | Framework for Typescript Applications |
| ElectricSQL | Syncs User-Specific Data From a Backend Database to a WASM Database in their Browser. |
| EloTouch | POS displays and terminals |
| Embla Carousel | Carousel Lib for Vue, React, etc. |
| Enzuzo | Data privacy, legal terms, and cookie banner platform |
| Epson | POS receipt printers, zebra is great as well. Check Scanners |
| ERPNext | ERP Platform |
| ES Toolkit | Debounce, Throttling, Predicates, a ton of ES Utils |
| Eslint | Linter for JavaScript Projects. |
| Eslint CSS | Lint CSS Files |
| Eslint JSON | Lint JSON Files |
| Eslint Markdown | Lint Markdown Files |
| Eslint Plugin Compat | Match Node.js Compatibility to Browser Versions |
| Eslint Plugin Github | ESLint Reuls for various environments. |
| Eslint Plugin React | Eslint linting for react |
| Eslint Plugin Security | Eslint rules for node.js security |
| Eslint Plugin Storybook | Best practice eslint rules for storybook |
| Eslint Plugin Tap | Eslint Plugin for Tap Tests |
| Eslint Plugin TS Effect | Eslint linting for Effect TS |
| Eslint Plugin Unicorn | List of high quality eslint rules. |
| Eslint Plugin Vitest | Vitest Plugin for Eslint |
| Eslint Plugin Yml | Eslint Plugin to lint YAML Files |
| Estuary | Batch + Realtime ELT Tool |
| Falso | Fake data generator for node.js projects. Modern alternative to Faker.js |
| Fastmail | Email, Calendar, Contacts |
| Featurebase | Feedback, Roadmaps, Changelogs, Surveys, Knowledgebase, Product Feedback Platform, Feature Requests |
| Filen | Privacy-Focused Storage Service Based in Germany |
| FileZilla | Access to File Servers |
| Fingerprint.com | Fraud Prevention & Fingerprinting Platform. |
| FleetDM | Mobile Device Management / Note that jumpcloud also has some MDM, but I don’t know how much. |
| Flutter | Mobile App Framework / Native Desktop Apps |
| Fly Kubernetes | Fly Kubernetes (K3s) Deployment |
| Fly Machines | Micro-VMs Deployed globally. Built on Firecracker. |
| Fly Managed Postgres | Managed postgres hosting service. |
| Fly Postgres | Fly Hosted Postgres. Not a managed postgres service. |
| FontSource | Open Source Fonts as npm Packages |
| Foresight.js | Modern JS Prefetcher |
| FormBricks | Surveys, Customer Insights Software. Share surveys via link, email, web app, mobile app, etc. |
| Frappe Framework | Low-Code Platform for Application Development |
| FreeQR | Generate QR Codes |
| FriendlyCaptcha | Privacy-First Captcha |
| FumaDocs | Docs site/platform built on Next.js |
| FuseData | Library for building GraphQL Apis |
| Gatus | Self-Hostable Status Page & Monitoring |
| Gefyra | Local Dev Env for Kubernetes |
| Giget | Degit alternative from Unjs. Download Git Repos |
| Git | Version Control |
| Github | Cloud Version Control Git |
| Github Actions | CI / CD For Github |
| Github Packages | Container Registry |
| Github Pages | Static Site Hosting |
| Globby | Fast Glob Matching |
| Globster | File glob matching playground |
| Google Cloud Identity | Use a Google Account with a custom domain name without having to pay for Google Workspace |
| Google Postmaster Tools | Get details about your domain score and likelihood of emails going to spam. Only typically works for larger domains. |
| Grafana | General Data Visualization Frontend Tool. Used Often for Application Monitoring but can be used for business intelligence. |
| GraphiQL | Playground Client for Testing GraphQL Servers |
| GrowthBook | Open Source Feature Flags and A/B Tests |
| Harbor | Open Source Container Registry |
| Harvest | Time-Tracking & Invoicing Software |
| Hashicorp Vault | Screts & NHI Management Platform |
| Healthchecks | Cron Job Monitoring (think Backups, reports, scheduled tasks that don’t run on time, etc.) |
| Helm | Package Manager for Kubernetes |
| Hermitcrab | PWA App Viewer for Android |
| Hetzner | Cost-Effective VPS Cloud Hosting Platform |
| Hetzner Storage Box | Online Backup Solution |
| Highlight.io | APM & App Monitoring. Integrates with Grafana. |
| Hono.js | Multi-Runtime JavaScript Server Framework |
| Hookdeck | Webhooks as a Service & Event-Based Gateway |
| HTML | HyperText Markup Language |
| HTML Eslint | Formatting and Linting HTML. Supports Handlebars, ERB, TWIG, etc. |
| HTTP Header Generator | Generate Secure HTTP Headers |
| HyperDX | Open-Source Observability Platform |
| HyperPing | Uptime Monitoring Platform |
| i18n-next | Translations Lib for Next.js. Next provides translated routing, but not content translations. |
| Immich | Self-Hosted Photo & Video Management Solution |
| IndexedDB | In-Browser Database for more powerful than Local Storage. |
| JavaScript | Code Language |
| Jellyfin | Media Streaming Server |
| Jiti | Runtime TS and ESM for Node.js (ESRun alternative) |
| Jitsu | Segment alternative which collects event-based data and can pipe it to data warehouses. |
| JSR | Javascript Package Registry |
| Jumpcloud | Identity management software, LDAP, SSO |
| K3D | Dev distribution of Kubernetes K3s |
| K3s | Lightweight Kubernetes |
| Kita JSX | Fast SSR Rendering for JSX |
| Knip.dev | Finds unused files, dependencies, and exports in JS and TS projects |
| Kodus | AI Code Reviewer |
| Ky | JS Fetch Wrapper. Closest competitor is Wretch. |
| Kysely | SQL Query Builder for Typescript. Not an ORM so doesn’t have the concept of relations. |
| Lago | Usage-based Billing & Metering Solutions. Stripe also offers metered billing but locks you in with Stripe Payments, whereas Lago does not. |
| Leaflet.js | Library for building interactive maps. Works on top of openstreetmap. |
| Let’s Encrypt | TLS Certificates Provider |
| Lexical | Open Source Rich Text Editor. Lot more hands-on than tiptap and tinymce. |
| Lightdash | Self-Serve Business Intelligence. Self-Hostable |
| LightningCSS | Transforming utils for CSS |
| Lingui.js | Translations Lib for Javascript |
| Litmus | Email Testing Platform. DMARC Testing & Reporting, Visual Email Testing |
| LiveStore | Tool for Building Offline Apps, SQlite in the Browser |
| LogLayer | Logging library that sits as an orchestration layer between loggers and transports. Can also use it directly for logging and transport as well. |
| Loki | Database for storing Logs (e.g. from console.log) |
| Lume | Static Site Generator For Deno |
| Lynx | Native Mobile Apps Using Web CodeNo results |
| Magic Regexp | Regex builder. Don’t use regex on HTML. |
| Magic UI | Animated Components Library for Web Design |
| MailMonitor | Analytics Tool for Checking for Marketing Email Deliverability |
| Mailto | Generate mailto links (with subject and body) |
| Mapbox | Maps, geofencing, address verification for devs. Mapbox.js is built on leaflet.js while providing mapbox-native functionality. |
| Marked | NPM Markdown to HTML Converter. Note, does not sanitize html. |
| Mattermost | Internal communication and collaboration and notifications |
| Mazanoke | Self-Hosted Image Optimizer |
| Medusa.js | Headless Open Source Ecommerce Platform |
| Meilisearch | Full-Text Search Engine & Vector Search Database |
| Meltano | ELT + Orchestration Tool |
| Metabase | Data Analytics Tool |
| MetaCleaner | File Metadata Remover |
| Mimir | Grafana Mimir is a scalable Prometheus-compatible time series database for metric. |
| Minisearch | JavaScript Search / Better Alternative to Fuse.js |
| Moneris | Payment Processor |
| Moonlight | Game Streaming Client. Use this on the client pc, and something like Sunshine on the host. |
| MoonRepo | Build & Task Orchestration for Monorepos. More powerful than Turborepo but Simpler than NX |
| Motherduck | Hosting for DuckDB |
| Motion | Animation Library for Javascript & React |
| Mullvad VPN | Most Privacy-Focused VPN |
| MXToolbox | Check if your domain or subdomain is on an ip blocklist |
| N8n | Workflow and data automation Tool, best seen as an alternative to Zapier. |
| Namecheap | Domain Registrar + Free DNS |
| Nango | Unified Integrations Platform for user-facing integrations. Alternative to Merge, Alloy, etc. |
| NanoId | A tiny, secure, URL-friendly, unique string ID generator for JavaScript. |
| NeonDB | Serverless Postgres |
| Netlify | Web Hosting Platform for Websites & Serverless Apps |
| Next.js | Full-Stack React.js Web Framework |
| Nextjs Themes | Light Dark Theming for Next.js |
| Nextra | Next.js Static Site Generator |
| Nock | HTTP Server Mocking Library for Node.js |
| NocoDB | No-Code Open Source Database & Application Builder |
| Node.js | Javascript Runtime Meant for Servers |
| NodeTap | Node.js Test-Everything Library |
| NoMachine | RDP Tool |
| Novu | Open Source Notification Infrastructure |
| Npm | Node.js Package Registry |
| NPM Trends | Compare NPM Package Download Counts |
| Oops.js | Undo/Redo Manager |
| Open Telemetry | Collection of APIs, SDKs, and tools. Use it to instrument, generate, collect, and export telemetry data (metrics, logs, and traces) to help you analyze your software’s performance and behavior. |
| OpenAPI | Spec for writing Rest APIs |
| OpenAPI TS | Convert Open API schemas to Typescript Types |
| OpenMetadata | Data Catalog (governance and metastore) |
| OpenReplay | Open Source User Sessions Tracking |
| OpenStreetMap | Open Source Map of the World. Google Maps Alternative |
| OpenTofu | Terraform Alternative for Infrastructure-as-Code |
| OpenVPN | VPN Client |
| Ora | CLI Terminal Console Spinner Aniomation Output |
| Orpc | Drop-in Replacement for tRPC, ts-rest, and Zodios. Integrates with react query and pinia colada. |
| OSS Insights | Insights into Open Source Software. Helps you compare rankings and popularity across projects. |
| Oxc Formatter | Alternative to Prettier |
| Oxc Parser | Javascript Parser |
| Oxc Resolver | Fast JS Resolver |
| Oxc Transformer | Javascript Transformer → Modern alternative to Babel |
| Oxc: Linter | Eslint-compatible JS Linter (oxlint) |
| Pagespeed Insights | Lighthouse-based page speed insights |
| Papercut | Print Management Software. Use this for print queues, bulk printing, etc. |
| ParadeDB | Search & Analytics Engine built on Postgres |
| Payfirma | Payment Processor Typically for POS. Based in Vancouver, Canada. |
| Payload CMS | Headless CMS Built on Next.js |
| pgBackrest | Postgres Backup & Restore |
| PGLite | Postgres Instance in WASM. Embedded Database. |
| Pino | Node.js & Browser Console Logger |
| Pipedream | Workflow Builder |
| Playwright | E2E Test Runner. |
| Plivo | SMS & Voice API |
| Plot | JS Library for Charts & Graphs |
| Podman | Open source containers alternative to Docker. |
| Podman Desktop | Desktop GUI for Podman Containers & Kubernetes Clusters |
| Polars | Faster alternative to Pandas for Python-based dataframes manipulation. |
| Polypane | Dev Browser & Accessibility Testing |
| Porkbun | Domain Registrar |
| Posthog | Product analytics platform, also includes a data warehouse and allows you to pipe data to it from many sources. |
| Postmark | Transactional emails. |
| Postmark DMARC Reporting | Provides free DMARC monitoring. |
| Preline | Vanilla HTML & JS Component Library. Tailwind. |
| Prettier | Opinionated Code Formatter for JS Projects |
| Primer | Hosted payments and payment processor |
| Prometheus | Database for time series data. Good for storing monitoring metrics like CPU usage. |
| ProtonVPN | Privacy-Focused VPN. No-Log Policy. |
| Publint | NPM Package Linter |
| Pusher Beams | Notifications API for Android IOS and Web |
| Pusher Channels | Realtime Web Sockets |
| PyPi | Python Package Repository |
| Python | Backend language |
| Quaderno | Sales Tax Compliance Software. contains a Real-Time Tax Calculations API |
| QzTray | API for connecting to printers and devices |
| Radix | Open-Source Unstyled Component Library |
| Rclone | Tool for syncing files between cloud services. |
| React Three Fiber | React Wrapper for Three.js |
| React.js | Javascript-Based Frontend Framework |
| Redirect.pizza | Redirect Service |
| Regexr | Regex playground |
| Renovatebot | Automates Package Upgrades |
| Resend | Transaction & Marketing Emails for Devs |
| Restack | Add AI to Your SaaS Application |
| Restic | CLI for Running File Backups |
| Retool | Low-Code Application Builder |
| Rewind | Backups for Saas Software |
| Rolldown | Fast Bundler Successor to Rollup |
| Rust | Lower Level Language for Writing Desktop Apps & Embedded Applications |
| RxJS | Reactive Extensions Library for JavaScript |
| S3Drive | Cloud Storage Orchestration GUI Build on Rclone. Has mobile and desktop apps, and allows you to sync storage to a local PC. Connects to any service rclone works with, however any S3 object storage is preferred by the tool. |
| Scalar | Automated API Docs Generation. Integrates with Nitro, Nuxt, Hono, Nitro, Laravel, Adonis, and many others. Compatible with OpenAPI. |
| Scrcpy | Mirror Your Android Device to Your PC. v3 Features a virtual screen, so your android screen can be off while you have a separate screen on your pc. |
| Scrollbar.app | Edit CSS Scrollbar |
| Semaphore UI | GUI for Ansible, Terraform, OpenTofu |
| Sequin | Realtime Data Ingestion Platform |
| ShadCN | Open Source Copy-Paste Styled Component Library |
| ShadCN Blocks | Blocks Library for ShadCN |
| ShadCN Design | Figma UI Kit for ShadCN |
| ShadCN UI Blocks | Similar to ShadCN Blocks |
| Shields | Badges for Github Projects |
| Shiki | Syntax Highlighting Tool for JS Projects |
| Shippo | Shipping labels, return labels, tracking, address verification |
| Shopify | For building standard ecommerce stores |
| Short.io | URL Shortener |
| SimpleScraper | Chrome Extension to Scrape Websites Manually |
| Sinon | Test Spies, Stubs and Mocks for JS |
| Slack | Internal communications and notifications platform |
| Sloth | SLO Generator for Prometheus |
| SnipeIT | Open-Source IT Hardware & Software License Management Platform |
| Socket.dev | Package Dependency Security. Dependabot Alternative. Deepsource doesn’t have 3rd party package security testing yet. |
| Soketi | Very Fast Web Sockets Wrapper |
| SQLMesh | Data Transformation Framework |
| Storj | Cloud File Storage & Object Storage. Intended to be used without a CDN. |
| Storybook | Component Documentation Library |
| Stripe Billing | Recuring Payments, Subscriptions, Invoicing, Sales-Contracts, and Usage-Based Billing |
| Stripe Elements | Checkout UI Elements Which Never Send Data to Your Servers |
| Stripe Payments | Payments |
| Stripe Radar | Fraud Prevention Platform. Can be used with non-Stripe payments. |
| Stripe Tax | Tax Compliance Plugin for Stripe-only Users |
| Sunshine | Game Streaming Host for Moonlight. |
| Supabase Auth | Supabase Authentication |
| Supabase Cron | Supabase Tasks & Cron Jobs |
| Supabase Database | Supabase Postgres Hosting |
| Supabase Functions | Supabase Edge Serverless Functions |
| Supabase Realtime | Websockets Provider |
| Supabase Storage | Serverless Object Storage Solution. Fully Compatible With S3 Protocol. |
| Sutando | ORM for Node.js / Inspired by Laravel Eloquent |
| Tailscale | VPN Access. OpenVPN is an Alternative |
| TailwindCSS | CSS Utility Library for Frontend |
| Tanstack Form | Form State Management Library for JS Frameworks |
| Tanstack Query | Data Fetching / Good for async requests from the client |
| Tanstack Store | Signals-Based Stores |
| Tanstack Table | Headless UI for building tables and datagrids |
| Tanstack Virtual | Virtualizes Long Lists & Tables for Performance Improvements |
| Tauri | Rust-Based Alternative to Electron and Flutter for Desktop Applications |
| Tempo | Database for storing traces. |
| TigrisData | Globally Distributed Object Storage. Doesn’t Use a CDN. |
| Tinybird | Backend for Realtime Data & Personalization. Use it with Grafana or Metabase. Tinybird eliminates the need for Airbyte. |
| Tremor UI | Copy-Paste Tailwind CSS Components + React |
| Trigger.dev | Background Triggered & Cron Jobs PLatform |
| Trino | Query engine for data warehouses. Runs queries across multiple data warehouses. |
| Trivy | Open Source Docker Image Security Scanning. Scans all IaC tools for security issues. |
| TS-Belt | Fast, modern, and practical utility library for FP in TypeScript. |
| Tsdown | Bundler for Packages using Rolldown |
| TSTyche | Typescript Type Testing Library |
| Tsup | Bundler for Packages (Try unbuild if need alternative, based on rollup.) |
| Typefest | Type utilities for Typescript. Use over ts-essentials |
| TypeScript | Generate font sizes based on a specified scale |
| Typescript Eslint | Eslint Plugin for Typescript |
| UFO | URL Utilities |
| Umami | Simple analytics software. |
| Unity | Game Engine & Game Designer |
| Unjs | Collection of Vanillajs Libs & Utils |
| Unkey | API Key Management for Devs |
| UnoVis | Data visualization framework for React, vue, svelte, etc. Better than chart.js |
| Unspam.email | Check your email if it will trigger spam filters before sending. Very useful in email marketing. |
| unStorage | KV store for Javascript. Integrates with many KV-based databased, |
| URLbox | Website Screenshots API |
| useHooks | React Hooks Library. similar to Vue Composables Directory |
| Vercel | Hosting for Nuxt. Pro plan is better than Netlify. |
| View Transitions API | Native MPA page transitions. Native. Works with Astro. |
| Vite | Dev Server for Javascript-Based Projects |
| Vitepress | Vue-based markdown documentation platform |
| Vitest | Unit Testing (Playwright has its own Test Runner for E2E Tests) |
| VSCode | Code Editor |
| VSCode Themes | Website containing a bunch of vscode themes |
| WasmEdge | WebAssembly Runtime for Edge Functions + Servers |
| Wasmer | Runtime for WebAssembly Applications |
| Wazuh | Endpoint Protection & XDR. Operates in the user space rather than at the kernal, so bad updates won’t brick a PC (like Crowdstrike does) |
| WeasyPrint | Document Factory / Generation for Python. The source HTML code for their report samples is very clean. |
| Web Components | Native Vanilla JS Web Components |
| Webhook.site | Webhook Testing Tool |
| WebVitals | NPM Library Which Loads Lighthouse Speed Vitals |
| Windmill | Open source orchestration, ETL, APIs, cron jobs platform. |
| WXT | Framework for building Browser Extensions |
| Yaak | Git-Friendly API Client for HTTP, Graphql, WebSockets, SSE, and gRPC |
| Zebra | Barcode scanners and shipping label printers |