Tech Converter

What it does

Tech Converter is a free online tool for developers and DevOps engineers to convert between multiple technical formats. Features: - JSON ↔ YAML ↔ HCL conversion (perfect for Terraform) - Cron expression decoder - Hex/Binary/C-Array converter - Base64 & URL encoding - Hash generators (MD5, SHA-1, SHA-256, SHA-512) - JWT decoder - Regex tester - Unix timestamp converter - Temperature, length, weight converters - Text case converter - And 40+ more tools

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  JSON Master2020 · jsonmaster.com · ▲82

  Format, repair, convert, and visualize JSON, XML, YAML, CSV, and TOML. Free developer platform with advanced visualizers and AI-powered syntax repair.

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  Convert CSV, JSON, and XML formats2025 · myremoteva.com · ▲2

  Free CSV → JSON/XML Converter (No Signup) by MyRemoteVA

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  ToolGenius2025 · toolgenius.app · ▲6

  One-click CSV ↔ JSON conversion — secure, open-source & free

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  JSON Formatter & Validator2025 · instantconvert.online · ▲7

  Professional online json tool | format, validate & convert

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  JSON Formatter2025 · nexonware.com · ▲13

  Free json formatter & viewer online

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  LocalConvert ProDec 2025 · tigidev.gumroad.com · ▲5

  Instant CSV ↔ JSON conversion. Drag, drop, done.

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  /dev/null▲484

  a social network for devs

  Dev tools · 3d ago · dev-null.sh

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  Whiteboard (YC W26) – an open-source IDE for thoughtful software design▲423

  open-source IDE for thoughtful software design. Contribute to devdotfast/whiteboard development by creating an account on GitHub.

  Dev tools · 28d ago · github.com

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  Reladraw – A diagram language where you decide where to place things▲411

  Contribute to reladraw/reladraw development by creating an account on GitHub.

  Dev tools · 26d ago · github.com

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  OpenBot▲362

  Grok Bot alternative: free, local, open-source, multiplayer

  Dev tools · 23d ago · openbot.run

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  Talanoa▲346

  Hi HN, I’m a fullstack developer, and honestly, I’ve lost count of how many side projects I’ve worked on over the years. But one idea kept coming back to me: a different kind of email client. It first came to me in 2014: “What if we could handle emails more like conversations?” Every year, I’d revisit this concept in my “Build Notes.” Ten years later, no one had built exactly what I had in mind — so I finally decided to do it myself. That’s how Talanoa was born. I wanted something focused on people, not timelines. I was tired of marking messages as unread just to remember to reply later, or…

  Dev tools · 21d ago · talanoa.email

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  CoreSpeed▲332

  One MCP for everything your agents need: apps, memory, tools

  Dev tools · 28d ago · corespeed.io

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  isometric.nyc – giant isometric pixel art map of NYC▲1,325

  Hey HN! I wanted to share something I built over the last few weeks: isometric.nyc is a massive isometric pixel art map of NYC, built with nano banana and coding agents. I didn't write a single line of code. Of course no-code doesn't mean no-engineering. This project took a lot more manual labor than I'd hoped! I wrote a deep dive on the workflow and some thoughts about the future of AI coding and creativity: http://cannoneyed.com/projects/isometric-nyc

  AI · Jan 2026 · cannoneyed.com

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  Cowork▲1,088

  Turn Claude into your digital coworker

  AI · Jan 2026 · claude.com

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  DataFast▲867

  Revenue-first analytics

  Growth · Jan 2026 · datafa.st

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  OpenClaw▲836

  The AI that actually does things

  AI · Jan 2026 · openclaw.ai

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  Kilo Code Reviewer▲799

  Automatic AI-powered code reviews the moment you open a PR

  Dev tools · Jan 2026 · kilo.ai

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  PostSyncer▲793

  AI Content Maker, for Social Media Publishing

  AI · Jan 2026 · postsyncer.com