Dev tools · alternatives · 2026
24 alternatives to SD6 Tools
14 free dev & finance tools in one place. No signup.
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.
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Hey HN! I've been building random tools whenever I needed them over the past few months, and now I have 177 of them. Started because I was tired of sketchy converter sites with 10 ads, so I just... made my own. Some highlights for the dev crowd: Developer tools: - UUID Generator (v1/v4/v7, bulk generation): https://calcbin.com/tools/uuid-generator - JWT Generator & Decoder: https://calcbin.com/tools/jwt-generator - JSON Formatter/Validator: https://calcbin.com/tools/json-formatter - Cron Expression Generator (with…
Feb 2026 · calcbin.com · its alternatives →
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Hi HN! I built ToolDexo - a collection of 29 free online tools because I was tired of websites that force you to sign up just to use a calculator or word counter. What's included: - Calculators: BMI, calorie, mortgage, loan, tax, grade, tip, percentage, age, compound interest - Converters: Currency (36 currencies with live rates), unit, timezone, file size - Generators: Password, QR code, favicon, color picker, Lorem Ipsum, random number - Text tools: Word counter, case converter, character counter, text compare, Markdown editor - Dev tools: JSON formatter, Base64 encoder/decoder Tech…
2025 · minitools4u.com · its alternatives →
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I Built a Comprehensive Suite of Free Online Tools: 300+ Calculators, Converters, and Random Generators After months of coding and development, I'm excited to share my website offering a vast collection of free online calculators, unit converters, and random generators all in one place. This project was created to simplify everyday tasks and provide accurate tools for various needs. What You'll Find on My Site: Calculators: - Financial tools: ROI, APY, mortgage calculators - Business tools: Break-even, commission calculators - Mathematics: From basic to advanced functions - Health: BMI, BMR,…
2025 · calculatinghub.com · its alternatives →
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98 free tools. Zero BS. Just click and done.
Dec 2025 · onerobot.dev · its alternatives →
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DevMint▲2free, no-signup tools for devs, finance & health
Jul 2026 · dev.mintkit.in · its alternatives →
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Free online developer tools & converters
Nov 2025 · toolstadium.com · its alternatives →
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18+ free developer tools that never touch your data
Jan 2026 · quickcodetools.in · its alternatives →
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Professional data generation & conversion tools
2025 · toolkit-hub-liard.vercel.app · its alternatives →
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15 free tools that never ask for your email first
Jun 2026 · onetaptool.com · its alternatives →
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Essential free tools for developers, all in one place
2024 · its alternatives →
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Free financial calculators — no sign-up needed
Jun 2026 · tools.moneydecoded.net · its alternatives →
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18+ essential developer tools in one fast platform
Jun 2026 · toolmorph.in · its alternatives →
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33+ free AI, finance & dev tools — no signup needed
Mar 2026 · allthetools.co · its alternatives →
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40+ dev tools that run 100% in your browser - no servers
2025 · nicheutils.com · its alternatives →
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I built a mortgage payment calculator for people who just want clean, fast numbers without the lead-gen friction. https://toolvault.co/tools/mortgage-payment-calculator It started because every time I tried to run mortgage scenarios, I hit one of these problems: Forms that demand email/phone before showing results Slow, ad-heavy pages that feel like landing funnels, not tools Calculators that only show principal + interest, ignoring real monthly costs What this tool does: Calculates full monthly housing cost: principal, interest, property tax, insurance, PMI, and HOA…
Jan 2026 · toolvault.co · its alternatives →
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UtlKit▲4170+ free online tools: calculators, converters, text tools, developer utilities. No sign-up required.
Jun 2026 · utlkit.com · its alternatives →
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Your daily toolkit - 170+ free tools. No login. No nonsense.
Mar 2026 · utilsdaily.com · its alternatives →
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ByteJSON▲3Free developer toolkit. JSON, encoding, regex, calculators.
Jun 2026 · bytejson.com · its alternatives →
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21+ Free financial calculators with currency converter etc.
Jul 2026 · globalfinancetools.blogspot.com · its alternatives →
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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →