CodeHelper
Your Complete Developer Toolkit
55+ privacy-first tools, 800+ curated resources, 400+ public APIs, browser games, and a podcast player. All free, all in one place.
Everything You Need in One Place
Developer Tools
55+ privacy-first utilities that run entirely in your browser. Format, convert, generate. No account required.
- • Client-side only, no data uploads
- • Formatters, converters, generators
- • CSS, imaging, crypto, SQL & more
External Resources
800+ curated developer resources across 31 categories. Icons, fonts, UI libraries, design tools and more.
- • Hand-picked quality resources
- • Organized by category
- • Free and open-source focused
Public APIs
400+ free public APIs across 78 categories. Filter by auth type, HTTPS, and CORS availability.
- • Development, music, finance & more
- • Advanced filtering options
- • Detailed API specifications
Articles & Tutorials
In-depth guides, how-tos, and developer insights. Covering AI, hardware, security, energy, science and more.
- • Written by developers
- • AI, hardware, security & more
- • Practical tips and tutorials
Developer Games
Browser-based arcade games with a developer twist. Built with HTML5 Canvas, no plugins, no downloads.
- • Stack Overflow Survivor
- • Bug Breaker (5 game modes)
- • Code Eater (developer Snake)
Podcast Player
Discover and listen to tech podcasts powered by PodcastIndex, directly in your browser with a persistent player.
- • Trending & category browsing
- • Save podcasts & bookmark episodes
- • Persistent player across pages
Developer Games
Take a break and play browser games with a developer twist. No downloads, no plugins.
Stack Overflow Survivor
Dodge bugs, errors, and exceptions falling from the sky. How long can you survive? A browser-based arcade game for developers.
Bug Breaker
Break bugs, fix errors, and deploy to production in this developer-themed Breakout game. 5 modes, powerups, and terminal-style HUD.
Code Eater
A developer-themed Snake game. Eat variables, functions, and arrays to grow your codebase. Avoid bugs, memory leaks, and infinite loops.
Dev Space Invaders
Defend your codebase from waves of bugs, viruses and syntax errors in this developer-themed Space Invaders. Shoot them before they reach production.
Stay in the Loop
New tools, articles and games are published regularly. Join the community to get notified the moment something new drops.
Listen while you work
Browse trending tech podcasts powered by PodcastIndex. Search by category, bookmark episodes for later, and listen directly in the browser with a player that follows you across every page.
Featured Resources
Colors
From Coolors and Adobe Color to Khroma and Color Hunt, this collection covers every stage of working with color: palette generation, CSS gradients, accessibility contrast checking, and brand color lookup.
63 resourcesIcons
Whether you need a crisp SVG set like Heroicons or Phosphor Icons, a massive searchable library like Iconify, or animated icons from Lordicon, this collection has you covered for any project.
51 resourcesReact UI Libraries
From the polished accessibility of Chakra UI and Mantine to the enterprise-scale of Ant Design and Material UI, this collection covers every tier of React component library, including Radix UI for headless primitives.
59 resourcesCSS Frameworks
Tailwind CSS and Bootstrap lead the pack, but there is plenty here for every style: the lightweight simplicity of Bulma, the semantic clarity of Foundation, and novelty picks like 98.css and NES CSS.
59 resourcesLatest Articles & Tutorials
Insights, guides, and best practices for developers
Mistral Forge and the Enterprise AI Shift
Mistral AI announced Forge at NVIDIA GTC 2026, a platform for on-premise enterprise AI deployment. A reflection on sovereign AI, data sovereignty, regulatory tailwinds, and what the shift from cloud AI experimentation to serious infrastructure commitment means for developers.
Touching the Sun: How Parker Solar Probe's Technology Could Power Our Future
How the technologies developed to survive the Sun (carbon heat shields, plasma physics, autonomous systems) have direct applications on Earth, from fusion reactors to space weather forecasting.
The Real Problem Is Not Future Job Loss. It Is Today's Anxiety.
Matt Shumer's viral essay "Something Big Is Happening" shocked millions. But beyond the debate about future job loss, a more immediate crisis is already unfolding: the psychological damage of anticipatory AI anxiety on workers today.
Hacking AI in 20 Minutes: The Slow Death of Trustworthy Search
A BBC journalist tricked ChatGPT and Google into spreading lies with a single blog post. A reflection on AI manipulation, the content death spiral, model collapse, and the slow erosion of internet freedom.
The Pentagon AI Showdown: When OpenAI Accepted What Anthropic Refused
Write an in-depth English article about the OpenAI-Pentagon deal and Anthropic's refusal to compromise on AI safety guardrails (Feb/March 2026).
Heat as a Computer: MIT Engineers Build Silicon That Calculates Without Electricity
MIT researchers designed silicon microstructures that perform matrix-vector multiplication using heat flow instead of electrical signals. No transistors, no code, the physics of heat propagation is the computation itself.
Privacy-First Philosophy
CodeHelper is built around client-side, privacy-friendly utilities that run directly in your browser. No accounts, no tracking, no data collection.
Every tool processes your data locally, ensuring complete privacy while delivering instant results.
Open Source & Community-Powered
CodeHelper is open source and welcomes contributions. Help us refine existing tools, suggest new ones, or improve documentation.
Start with a pull request or open an issue on GitHub .