70 tools live · 42 coming soon
Free online tools for developers & designers
Password generators, text utilities, color palettes, JSON formatters and more. Every tool runs in your browser — no signup, no tracking, nothing stored.
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Why ToolKit
Designed to respect your time and privacy
100% browser-based
Every tool runs entirely in your browser. Nothing is sent to a server — ever.
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No accounts, no tracking, no data collection. Open the tool and use it.
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camelCase, snake_case, JSON formatting, Base64, hashes — the tools you actually need.
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All tools are free with no rate limits, no paywalls, no upgrade prompts.
Tools
All 70 tools, right now
Security
All Security tools →Text & Writing
All Text & Writing tools →Developer Tools
All Developer Tools tools →Design
All Design tools →Value Converter
All Value Converter tools →AI Token Counter & Visualizer
Exact GPT tokenization with per-token visualization
AI API Cost Calculator
Compare GPT, Claude, Gemini, DeepSeek API costs side-by-side
Agent Rules Generator
Generate CLAUDE.md, AGENTS.md, .cursorrules from one form
AI Model Comparison
Compare GPT, Claude, Gemini, Llama, Mistral, DeepSeek side-by-side
Guides & reviews
Practical reads for developers
ReviewsApr 20, 2026
Best Hosting for Side Projects 2026: Vercel vs Netlify vs Railway vs Fly.io vs Cloudflare vs Hetzner
An honest comparison of the platforms side-project devs actually deploy to in 2026 — free tier reality, cold starts, egress bills, and who each one is actually right for.
hostingdeploymentreviewsvercelcloudflarefly.io
ReviewsApr 20, 2026
Best Password Managers for Developers 2026: Bitwarden vs 1Password vs Proton Pass vs Dashlane vs KeePassXC
An honest, dev-focused comparison of the five password managers worth considering in 2026 — CLI quality, SSH agent support, self-hosting, pricing, and who each one is actually right for.
password-managerssecurityreviewsbitwarden1password
ReviewsApr 20, 2026
Bitwarden vs 1Password 2026: The Honest Developer Comparison
A deep, point-by-point comparison of the two password managers most developers actually choose between — CLI, SSH agent, self-hosting, pricing, team features, and the tradeoffs that actually matter.
password-managerssecurityreviewsbitwarden1password
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