Discover the best developer tools,
SaaS products & open-source projects
Explore handpicked SaaS products, open-source projects, and 65+ free developer tools,
plus cheat sheets, snippets, and free resources — curated for builders.
Trending Leaderboard
Top products and open-source projects gaining attention this week.
- LinqryPrivacy-friendly analytics that finds drop-offs in your onboarding, maps user flows, attributes revenue, tracks links and answers questions in plain English.380
Events JobsUK job board connecting events industry employers with candidates across operations, production, marketing, sales, logistics, creative, digital, client services and technical/AV.8
codexhot.com热核算力 is a paid OpenAI-compatible GPT API gateway with verified GO, PLUS and PRO groups. Buy prepaid redemption vouchers from CNY 5, then pay for actual API usage; there is no free tier or subscription requirement.2- 4
GearDexTrack cameras, lenses, and drones with serials, receipts, and value. Plan shoots, pack from your kit, and ask Iris AI. Free for 25 items; web and Mac.2 - 5
Blur BackgroundBlur photo backgrounds online, adjust blur strength, compare before and after, then download. Free Basic runs locally without sign-in or automatic upload. Optional paid credits unlock AI Refined processing.4
Open Source Projects
Discover trending GitHub repositories.
ESC JSON Form Angular
Angular Standalone Component for JSON Form Editing
esc-editor
Esc-editor is a feature-rich, TypeScript-friendly WYSIWYG editor for React that provides robust table support, image resizing, and dark mode via CSS custom properties.
awesome-iot — 🤖 A curated list of awesome Internet of Things projects and resources
🤖 A curated list of awesome Internet of Things projects and resources.
Build Your Own X
Build Your Own X is an open-source learning platform that guides users through recreating complex technologies from scratch, fostering deep understanding and practical skills.
awesome-selfhosted — A list of Free Software network services and web applications which can be hosted on your…
A list of Free Software network services and web applications which can be hosted on your own servers
Python - 100天从新手到大师
详细解读与学习路径：本书作者骆昊以其清晰、系统的讲解风格，为初学者和进阶者提供了一条完整的Python学习路线。涵盖语言基础、实际应用、数据分析、机器学习及团队项目开发等全方位技能树。
Free Developer Tools
Rotates daily67+ browser-based tools that work instantly with no signup
OpenGraph Tag Generator
Generate OpenGraph meta tags for social sharing
YAML to JSON Converter
Parse YAML and convert it to formatted JSON with validation
MongoDB Query Formatter
Format and beautify MongoDB queries
Keyword Density Checker
Analyze keyword frequency and density in text
Image Cropper
Crop images with a visual selection tool
Text Diff Checker with Line Numbers on Both Sides
Compare two texts and highlight differences
Latest from the Blog
Insights, guides and stories for builders.
The MCP Registry verifies namespaces, not servers
The official MCP Registry proves a publisher owns its domain or GitHub account. It does not review code, and says to assume minimal-to-no moderation.
GitHub's scheduled code scans may never start at all
From 1 Oct 2026 weekly code scanning waits for a push or PR. There are now two inactivity rules and the docs page describes only one of them.
GitHub App tokens went from 40 to 520 characters
Every new GitHub App installation token is a 520-character stateless JWT. Your auth still works. Your VARCHAR(40) column and redaction regex do not.
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