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DevKit – 80 browser-based developer tools, no signup, all client-side

DevKit – 80 browser-based developer tools, no signup, all client-side

by shubham30071997·Mar 8, 2026·2 points·1 comment
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AI Analysis

●MidEye CandySolve My Problem

80 tools in one tab, but most are wrappers of existing functions—Bun, CyberChef, browser DevTools already cover most.

Strengths
  • •True all-client-side, zero-server privacy model—safe for sensitive tokens and keys.
  • •Breadth across 8 categories + dark theme options—genuinely useful desktop-app-like UX in browser.
Weaknesses
  • •No novel technical approach—composition of standard library functions and open-source utilities wrapped in a UI.
  • •CyberChef, Bun REPL, and scattered single-purpose tools already solve 95% of use cases; limited differentiation.
Target Audience

Full-stack developers, DevOps engineers, blockchain developers needing quick format conversions and references

Similar To

CyberChef · Bun REPL · TinyTools

Post Description

Built DevKit because I was tired of pasting JWTs, API keys, and wallet addresses into random online tools. Everything processes in-browser — nothing touches a server.

80 tools across 8 categories: - Format & Validate: JSON, SQL, Markdown, YAML, HTML, CSS - Encode/Decode: Base64, URL, JWT, Image→Base64, HTML Entities - Convert: Timestamps, JSON↔CSV, JSON↔YAML, cURL→fetch, chmod, Cron, Bitwise, Memory - Generate: Hashes, Passwords, UUIDs, Lorem Ipsum, JWTs, ASCII Art, .gitignore, CSP - Test: Regex, Diff, JSONPath, HTTP Headers, Color Contrast, Password Strength - Docs: Git (70+ cmds + 10 rescue scenarios), Docker, Bash, TypeScript, React Hooks, GraphQL, SQL - AI & ML: Token counter, dataset cleaner, confusion matrix, embedding visualizer - Blockchain/Web3: Keccak-256, ABI encoder, Merkle tree, gas calculator, wallet validator

5 developer themes (Midnight, GitHub Dark, Dracula, Nord, Monokai). Feedback welcome — what tools are missing?

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Developer Tools○Pass

Free Browser-Based Dev Tools (No Signup, Client-Side)

Nice, no-friction collection — everything runs in the browser with zero signup and a clear grid of tools like JSON formatter, regex tester, JWT decoder and timestamp converter. Useful for quick one-off tasks and privacy-minded users, but there’s nothing here that CyberChef, DevTools extensions, or dozens of other static tool bundles don’t already do better (no chaining, no advanced features, just standalone widgets).

Ship ItCozy
maxxmini
214mo ago