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Discover open-source AI tools.

1,004 apps, agents and plugins from GitHub, ranked on how actively they are maintained rather than on stars. Security review is in progress and every project shows exactly what has and has not been checked.

tech·an·dri·a/tɛkˈændriə/n.

A library for the tools of a new age. After the Library of Alexandria, which copied every scroll that reached its harbour before it went on the shelf.

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Ranked by total stars at the last daily refresh. This is not stars earned during the selected period. Star counts in the AI category are known to be inflated by fake-star campaigns, so activity and license are shown first.

22 projects matching “builder”Page 1 of 1

ui-ux-pro-max-skill

nextlevelbuilder/ui-ux-pro-max-skill

An AI skill that provides design intelligence for building professional UI/UX across multiple platforms.

Pushed 2 days ago.MIT LicensePythonSkills144.6k+3.3k

app

reactive-resume/app

A one-of-a-kind resume builder that keeps your privacy in mind. Completely secure, customizable, portable, open-source and free forever. Try it out today!

Pushed yesterday.MIT LicenseTypeScriptPlugins45.3k+340

sim

simstudioai/sim

Sim is the collaborative workspace to build, deploy, and monitor AI agents and workflows. Used by 100,000+ builders.

Pushed yesterday.Apache License 2.0TypeScriptApps30.0k+55

dyad

dyad-sh/dyad

Local, open-source AI app builder for power users ✨ v0 / Lovable / Replit / Bolt alternative 🌟 Star if you like it!

Pushed yesterday.OtherTypeScriptApps22.2k+91

teable

teableio/teable

✨ AI Spreadsheet for Business

Pushed yesterday.OtherTypeScriptApps22.0k+19

easy-vibe

datawhalechina/easy-vibe

💻 vibe coding 101｜The first course for AI-native product builders.

Pushed 13 days ago.No license detectedJavaScriptApps20.3k+109

claurst

Kuberwastaken/claurst

Agentic Coding for Builders who Ship

Pushed 9 days ago.GNU General Public License v3.0RustAgents10.3k+5

webstudio

webstudio-is/webstudio

Open source website builder and Webflow alternative. Webstudio is an advanced visual builder that connects to any headless CMS, supports all CSS properties, and can be hosted anywhere, including with us.

Pushed yesterday.GNU Affero General Public License v3.0TypeScriptUI / Frontend9.1k+23

builder

BuilderIO/builder

Visual Development for React, Vue, Svelte, Qwik, and more

Pushed yesterday.MIT LicenseTypeScriptUI / Frontend8.9k+6

IBAnimatable

IBAnimatable/IBAnimatableDormant

Design and prototype customized UI, interaction, navigation, transition and animation for App Store ready Apps in Interface Builder with IBAnimatable.

No push in 3.7 years ago.MIT LicenseSwiftUI / Frontend8.6k

refly

refly-ai/refly

The first open-source agent skills builder. Define skills by vibe workflow, run on Claude Code, Cursor, Codex & more. Build Clawdbot 🦞· APIs for Lovable · Bots for Slack & Lark/Feishu · Skills are infrastructure, not prompts.

Pushed 2 days ago.OtherTypeScriptSkills7.5k+4

plasmic

plasmicapp/plasmic

Visual builder for React. Build apps, websites, and content. Integrate with your codebase.

Pushed yesterday.MIT LicenseTypeScriptDesign systems7.1k+11

tabularis

TabularisDB/tabularis

Open-source desktop SQL workspace for PostgreSQL, MySQL/MariaDB, SQLite and 15+ more databases like DuckDB, ClickHouse, Redis and Firestore. Built-in MCP server for Claude, Cursor and Devin, SQL notebooks and visual EXPLAIN.

Pushed yesterday.Apache License 2.0TypeScriptPlugins5.4k+59

whodb

clidey/whodb

Where data access meets operational intelligence

Pushed yesterday.Apache License 2.0GoPlugins5.0k+7

agenta

Agenta-AI/agenta

Agenta is a workspace where you and your team build agents and automations.

Pushed yesterday.OtherTypeScriptApps4.9k+25

melt-ui

melt-ui/melt-uiDormant

A set of headless, accessible component builders for Svelte.

No push in over a year ago.MIT LicenseTypeScriptDesign systems4.2k

Silex

silexlabs/Silex

Silex is an online tool for visually creating static sites with dynamic data. With the free/libre spirit of internet, together.

Pushed 5 days ago.GNU Affero General Public License v3.0TypeScriptPlugins3.0k+8

form-builder

hasanharman/form-builder

A dynamic form-building tool that allows users to create, customize, and validate forms seamlessly within web applications.

Pushed 23 days ago.MIT LicenseTypeScriptDesign systems2.7k+4

react-awesome-query-builder

ukrbublik/react-awesome-query-builderSlowing

User-friendly query builder for React

Last push 8 months ago.MIT LicenseJavaScriptUI / Frontend2.3k+2

uniforms

vazco/uniformsSlowing

A React library for building forms from any schema.

Last push 10 months ago.MIT LicenseTypeScriptDesign systems2.1k

page-ui

PageAI-Pro/page-uiSlowing

📃 Landing page UI components for React & Next.js, built on top of TailwindCSS

Last push 4 months ago.MIT LicenseTypeScriptDesign systems1.7k+3

gauntlet-loop

robonuggets/gauntlet-loop

Turn any goal into a short prompt that makes your agent set a real quality bar, run builder and critic pairs, compare blind, and loop until it wins.

Pushed 3 months ago.Creative Commons Attribution 4.0 InternationalSkills1.2k+32