Best by category · September 2026

Best Developer tools AI skills

163 open-source developer tools in the catalog, ranked by GitHub stars and refreshed daily. The Hot section uses stars gained in the last 7 days, so newer repos can appear there before they reach the top list.

⭐ Top Developer tools by stars

Total GitHub stars
  1. 1
    Developer tools · ★ 179,367 · firecrawl

    Firecrawl is an API that enables searching, scraping, and interacting with the web at scale, allowing developers to extract data and automate web-based tasks efficiently.

  2. 2
    Developer tools · ★ 112,319 · browser-use

    Browser-use automates online tasks with ease by providing a Python library to control a browser, ideal for startups needing AI-powered browser automation.

  3. 3
    Developer tools · ★ 95,478 · puppeteer

    Puppeteer is a browser automation tool that allows you to control Chrome or Firefox programmatically for reliable testing and scraping workflows.

  4. 4
    Developer tools · ★ 94,927 · microsoft

    Playwright allows you to write automated tests for your web application that run seamlessly across Chromium, Firefox, and WebKit browsers using a single API.

  5. 5
    Developer tools · ★ 78,834 · unclecode

    Crawl4AI lets you fetch a web page and have an LLM extract the clean, structured content you need with a single Python call or CLI command.

  6. 6
    Developer tools · ★ 70,437 · ansible

    Ansible automates infrastructure management, app deployment, and workflow automation without requiring complex scripting, making it perfect for startup founders needing reliable system management.

  7. 7
    Developer tools · ★ 64,009 · scrapy

    Scrapy is a Python framework that allows you to quickly and efficiently extract data from websites and web pages.

  8. 8
    Developer tools · ★ 46,716 · usebruno

    Bruno is a free, lightweight, open-source API testing tool that allows founders and developers to explore and test APIs in a simple and intuitive way.

  9. 9
    Developer tools · ★ 39,741 · PostHog

    PostHog is an all-in-one developer platform for building successful products by providing product analytics, web analytics, and other tools to help debug code and ship features faster.

  10. 10
    Developer tools · ★ 34,568 · lightpanda-io

    Lightpanda provides headless browser automation for AI and automation tasks, allowing startups to automate browser interactions programmatically

  11. 11
    Developer tools · ★ 34,386 · SeleniumHQ

    Selenium automates browser interactions to test and validate web applications, allowing engineering teams to quickly identify and fix issues

  12. 12
    Developer tools · ★ 32,696 · podman-container-tools

    Podman simplifies container management by allowing users to manage OCI containers and pods without requiring a daemon, making it a lightweight alternative to Docker

  13. 13
    Developer tools · ★ 31,668 · iawia002

    Lux is a fast and simple video download library and CLI tool written in Go that allows you to download videos from various sources.

  14. 14
    Developer tools · ★ 31,308 · CloakHQ

    CloakBrowser is a stealth Chromium browser that evades bot detection, allowing developers to automate browsing without being flagged as a bot.

  15. 15
    Developer tools · ★ 30,853 · ScrapeGraphAI

    Scrapegraph-ai is a Python-based web scraper that utilizes artificial intelligence to extract data from websites.

  16. 16
    Developer tools · ★ 28,106 · kestra-io

    Kestra helps you automate and manage complex data workflows and business processes with ease, minimizing engineering effort

  17. 17
    Developer tools · ★ 26,467 · jenkinsci

    Jenkins automates and streamlines development workflows by providing a continuous integration and continuous deployment (CI/CD) server

  18. 18
    Developer tools · ★ 25,806 · rancher

    Rancher is a complete container management platform that allows you to manage and orchestrate containers across multiple hosts and environments.

  19. 19
    Developer tools · ★ 25,751 · apify

    Crawlee is a Node.js library for web scraping and browser automation that allows startup founders to extract data from websites and download files in various formats.

  20. 20
    Developer tools · ★ 25,117 · promptfoo

    Helps developers systematically test and compare AI prompts, models, and AI systems before putting them into production

🌱 New in Developer tools

Added in the last 30 days
  1. Developer tools · ★ 11,661 · esphome

    ESPHome lets you program ESP32/ESP8266 boards with a simple YAML file and expose the sensors/actuators directly to Home Assistant or any MQTT broker.

  2. Developer tools · ★ 8,651 · SeleniumHQ

    Runs a full Selenium Grid (Hub + Chrome, Firefox, Edge nodes) inside Docker containers so you can scale browser‑automation tests without installing browsers locally.

  3. Developer tools · ★ 8,235 · chef

    Chef Infra lets you write infrastructure as Ruby code (cookbooks/recipes) and automatically configures servers to match that code.

  4. Developer tools · ★ 3,460 · basnijholt

    It automatically dims and shifts the color temperature of your Home Assistant lights to follow the sun, creating healthier indoor lighting without manual adjustments.

  5. Developer tools · ★ 1,926 · 3441293738

    CreatorHub lets you monitor, scrape, and repost short‑video content from Douyin, Xiaohongshu and Kuaishou all from a single web dashboard.