JavaScript Libraries and Tools Page 5 of 19

Browse 474 JavaScript Libraries and Tools on AlternativeTo.

Copy a direct link to this comment to your clipboard
  1. MeshCore icon
     2 likes

    MeshCore is a lightweight, portable C++ library that enables multi-hop packet routing for embedded projects using LoRa and other packet radios. It is designed for developers who want to create resilient, decentralized communication networks that work without the internet.

    Cost / License

    • Freemium
    • Open Source (MIT)

    Platforms

    • Linux
    • Online
    • Android
    • iPhone
    • Self-Hosted
    • Python
    • JavaScript
    • Node.JS
    MeshCore screenshot 1
    MeshCore screenshot 2
    MeshCore screenshot 3
    9 alternatives
  2. Linklog icon
     2 likes

    LinkLog is an URL Shortener and IP grabber that lets you see tons of info about a person just by telling them to press a link.

    Cost / License

    Application type

    Platforms

    • JavaScript
    • Linux
    • Mac
    • Windows
    • PT flagPortugal
    • European Union flagEU
    Linklog screenshot 1
    56 alternatives
  3. TypeUI icon
     1 like

    TypeUI is an open-source CLI and registry of design skill files for AI coding agents such as Claude Code, Cursor, Codex, and Gemini CLI.

    Cost / License

    • Paid
    • Open Source

    Platforms

    • Typescript
    • Windows
    • Linux
    • Mac
    • JavaScript
    • npm
    • RO flagRomania
    • European Union flagEU
    TypeUI screenshot 1
    TypeUI screenshot 1
    TypeUI screenshot 2
    +9
    TypeUI screenshot 3
    2 alternatives
  4. Honeytree icon
     1 like

    Grow a beautiful forest in your terminal with Claude Code!.

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Mac
    • Linux
    • Windows
    • Claude Code
    • JavaScript
    • npm
    • Typescript
    Honeytree screenshot 1
    Honeytree screenshot 1
  5. PlaceKit icon
     2 likes

    Our mission at PlaceKit is to become the go-to geocoding solution for developers. Existing solutions feel opaque as they're split across many indiscernible APIs, confusing pricing, and locking developers into their ecosystem.

    Cost / License

    • Freemium
    • Proprietary (MIT)

    Application type

    Platforms

    • React
    • JavaScript
    • Software as a Service (SaaS)
    PlaceKit screenshot 1
    PlaceKit screenshot 1
    PlaceKit screenshot 2
    +2
    PlaceKit screenshot 3
    12 alternatives
  6. ZeroID icon
     8 likes

    ZeroNet authentication provider.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Python
    • JSON
    • JavaScript
    • HU flagHungary
    • European Union flagEU
    ZeroID screenshot 1
    9 alternatives
  7. GBrain icon
     1 like

    Your AI agent is smart but it doesn't know anything about your life. GBrain fixes that. Meetings, emails, tweets, calendar events, voice calls, original ideas... all of it flows into a searchable knowledge base that your agent reads before every response and writes to after...

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Typescript
    • JavaScript
    • Mac
    • Windows
    • Linux
    • BSD
    • US flagUnited States
    GBrain screenshot 1
  8. CloudPDF icon
     1 like

    Comprehensive solutions for displaying, securing, and tracking your PDFs, with the option to transform them into powerful lead magnets.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Online
    • React
    • Weebly
    • JavaScript
    • AngularJS
    • WiX.com
    • HTML
    • Typescript
    • Squarespace
    • Blogger
    • Wordpress
    • Vue.js
    • LeadPages
    Picture of the PDF viewer
    Picture of PDF analytics
  9. Vitest icon
     2 likes

    Testing framework with Vite integration, Jest compatibility, smart watch mode, and support for ESM, TypeScript, and JSX.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Self-Hosted
    • JavaScript
    • Visual Studio Code
    Vitest screenshot 1
    14 alternatives
  10. A TypeScript/JavaScript wrapper for the Steamworks SDK using Koffi FFI, designed for Node.js and Electron applications with Steamworks SDK integration.

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Mac
    • Windows
    • Linux
    • JavaScript
    • Typescript
    • npm
    1 alternatives
  11. ProofShot icon
     1 like

    Open-source, agent-agnostic CLI that gives AI coding agents eyes. Your agent builds a feature — ProofShot records video proof it works.

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • JavaScript
    • Typescript
    • npm
    • Mac
    • Windows
    • Linux
    • BSD
    • SG flagSingapore
    ProofShot screenshot 1
    ProofShot screenshot 1
    ProofShot screenshot 2
    1 alternatives
  12. cook icon
     1 like

    A simple CLI for orchestrating Claude Code, Codex, and OpenCode.

    Cost / License

    • Free
    • Open Source

    Platforms

    • JavaScript
    • Typescript
    • npm
    • Mac
    • Windows
    • Linux
    • US flagUnited States
    cook screenshot 1
    12 alternatives
  13. Zvec icon
     1 like

    Zvec is an open-source, in-process vector database — lightweight, lightning-fast, and designed to embed directly into applications. Built on Proxima (Alibaba's battle-tested vector search engine), it delivers production-grade, low-latency, scalable similarity search with...

    Cost / License

    Application type

    Platforms

    • Self-Hosted
    • Node.JS
    • JavaScript
    • CN flagChina
    Zvec screenshot 1
    9 alternatives
  14. Squiggle is a minimalist programming language for probabilistic estimation. It's meant for intuitively-driven quantitative estimation instead of data analysis or data-driven statistical techniques.

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Self-Hosted
    • JavaScript
    Squiggle Language screenshot 1
  15. ZeroBlog icon
     14 likes

    ZeroBlog - For a distributed, self publishing blogging platform ( and centralized authentication ).

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Self-Hosted
    • NameCoin
    • Python
    • JavaScript
    • ZeroNet
    • CoffeeScript
    • HU flagHungary
    • European Union flagEU
    ZeroBlog screenshot 1
    80 alternatives
  16. Tadpole icon
     1 like

    Tadpole is a DSL designed specifically for browser automation and data extraction. It is built on top of KDL. It is designed to be modular and concise.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Google Chrome
    • Node.JS
    • Chromium
    • Typescript
    • JavaScript
    2 alternatives
  17. Payload CMS icon
     3 likes

    Payload is a CMS designed for developers from the ground up to deliver them what they need to build great digital products. If you know JavaScript, you know Payload. It's a code-first CMS, which allows you to build whatever you want in JavaScript or TypeScript - reducing...

    Cost / License

    • Free Personal
    • Open Source (MIT)

    Application type

    Platforms

    • Self-Hosted
    • MongoDB
    • JavaScript
    • Typescript
    • Node.JS
    • US flagUnited States
    Payload CMS screenshot 1
    Payload CMS screenshot 1
    Payload CMS screenshot 2
    +6
    Payload CMS screenshot 3
    23 alternatives
  18. WinApp icon
     1 like

    The Windows App Development CLI, is a single command-line interface for managing Windows SDKs, packaging, generating app identity, manifests, certificates, and using build tools with any app framework.

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Windows
    • npm
    • Node.JS
    • JavaScript
    • Electron
    • US flagUnited States
    WinApp screenshot 1
    WinApp screenshot 1
    WinApp screenshot 2
    +2
    WinApp screenshot 3
  19. Mastra icon
     1 like

    Mastra is a framework for building AI-powered applications and agents with a modern TypeScript stack.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    • Software as a Service (SaaS)
    • Typescript
    • JavaScript
    • npm
    • Mac
    • Windows
    • Linux
    • US flagUnited States
    Mastra screenshot 1
    11 alternatives
  20. MUI X Charts icon
     3 likes

    MUI X Charts is a library of production-ready components for rendering charts with React. It uses D3.js for data manipulation and SVGs for rendering.

    Cost / License

    • Paid
    • Open Source (MIT)

    Platforms

    • Self-Hosted
    • JavaScript
    • Typescript
    • US flagUnited States
    MUI X Charts screenshot 1
    MUI X Charts screenshot 1
    1 alternatives
  21. Rollbar icon
     35 likes

    Rollbar collects errors that happen in your application, notifies you, and analyzes them so you can debug and fix them. JavaScript, Ruby, Python, PHP, Node.js, Android, Flash, .NET, and Java libraries are available.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
    • Android
    • Ruby
    • Python
    • .NET Framework
    • JavaScript
    • PHP
    • Ruby on Rails
    • Node.JS
    • US flagUnited States
    Rollbar screenshot 1
    Rollbar screenshot 1
    Rollbar screenshot 2
    83 alternatives
  22. KaTeX icon
     11 likes

    KaTeX is a fast, easy-to-use JavaScript library for TeX math rendering on the web.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Online
    • Self-Hosted
    • JavaScript
    • Node.JS
    4 alternatives
  23. Fastify icon
     3 likes

    An efficient server implies a lower cost of the infrastructure, a better responsiveness under load and happy users. How can you efficiently handle the resources of your server, knowing that you are serving the highest number of requests possible, without sacrificing security...

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • JavaScript
    • Node.JS
    60 alternatives
  24. Vakti App icon
     1 like

    Free, ad-free, open-source, and sleek Muslim Prayer Times app. Available online. Uses a location-finding service for selecting places. Otherwise, it works without internet.

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Online
    • Android
    • iPhone
    • iPad
    • Android Tablet
    • Self-Hosted
    • JavaScript
    • TR flagTürkiye
    Vakti App screenshot 1
    Vakti App screenshot 2
    Vakti App screenshot 3