ToolVitals
🧱

Frameworks & Libraries

Frontend, backend, full-stack frameworks, libraries, runtimes, and software building blocks.

214 tools across 2 use cases

Web Frameworks

Frontend, backend, and full-stack web frameworks.

Open ranking →

Open/source-visible picks

Health-first ToolVitals score, then adoption

01
GradioTop Pick
Open-source Python framework for building and sharing machine learning web apps.
OSI-approved OSS
43.2k starsActive100
02
Reflex
🕸️ Web apps in pure Python 🐍
OSI-approved OSS
28.7k starsActive100
03
SvelteKit
web development, streamlined
OSI-approved OSS
20.7k starsActive100

Proprietary targets

Replacement targets, not open-tool picks

01
Faust.js
Faust.js™ - The Headless WordPress Toolkit
Active82
02
Zango
Django meta-framework for enterprise-ready custom business applications.
Warning75
03
web2py
Open-source full-stack Python framework for secure database-driven web applications.
Warning68

45 tools are on Evidence Watch.

Runtime Libraries

Libraries, runtimes, UI kits, and software building blocks.

Open ranking →

Open/source-visible picks

Health-first ToolVitals score, then adoption

01
TanStack QueryTop Pick
🤖 Powerful asynchronous state management, server-state utilities and data fetching for the web. TS/JS, React Query, Solid Query, Svelte Query and Vue Query.
OSI-approved OSS
50k starsActive100
02
Deno
A modern runtime for JavaScript and TypeScript.
OSI-approved OSS
107.9k starsActive98
03
React Email
💌 Build and send emails using React
OSI-approved OSS
19.5k starsActive98

Proprietary targets

Replacement targets, not open-tool picks

01
Slint
Slint is an open-source declarative GUI toolkit to build native user interfaces for Rust, C++, JavaScript, or Python apps.
Active88
02
Spor
Design system for Vy.
Active87
03
Bun
Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one
Warning79

37 tools are on Evidence Watch.