DevNova Tools
100% offline-capable developer utilities. Zero tracking.
DevNova Tools launched on June 2, 2026 with 2 votes.
What it does
Stop pasting production JWTs, API keys, and sensitive JSON into random online formatters. DevNova is a suite of privacy-first web tools (JWT decoder, JSON formatter, Cron translator, RegEx tester, Base64/Hash generator) that process everything locally in your browser. Hosted completely free, with a premium offline desktop companion available.
A suite of privacy-first, zero-tracking web tools that process everything locally in your browser.
Secure, 100% client-side developer utilities. Stop pasting production secrets into server-backed formatters. Parse and decode JSON Web Tokens entirely locally. Inspect headers and payloads without transmitting your tokens to a backend. Format, pretty-print, and validate complex JSON strings securely. Protect your API responses from third-party server logs. Test Regular Expressions against server logs and PII natively in your browser. Ensure absolute data privacy. Encode auth headers and generate SHA-256 hashes using native browser cryptography. Zero network requests. Translate complex 5-field cron schedules into readable human text using our completely offline parsing engine. Need to work…from devnovatools.github.io
Does a similar job
all alternatives →
DevTools2025 · onlinewebdevtools.com · ▲18Collection of free online tools to help in web development
RAW - Developer ToolkitMay 2026 · rawtools.site · ▲630+ dev tools in one place fast, free, and 100% client-side.
More dev tools this month
the category →
open-source IDE for thoughtful software design. Contribute to devdotfast/whiteboard development by creating an account on GitHub.
Dev tools · 28d ago · github.com
Contribute to reladraw/reladraw development by creating an account on GitHub.
Dev tools · 26d ago · github.com
OpenBot▲362Grok Bot alternative: free, local, open-source, multiplayer
Dev tools · 23d ago · openbot.run
Talanoa▲346Hi 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 · 20d ago · talanoa.email
CoreSpeed▲332One MCP for everything your agents need: apps, memory, tools
Dev tools · 28d ago · corespeed.io
Source: Product Hunt launch ↗
Launched alongside, June 2026
the whole month →
Fundraisly▲1,537AI fundraising agent that finds investors and books meetings
AI · Jun 2026 · fundraisly.com
Homebrew 6.0.0▲1,481Today, I’m proud to announce Homebrew 6.0.0. The most significant changes since 5.1.0 are a new tap trust security mechanism, the new faster, smaller, default internal Homebrew JSON API, sandboxing on Linux, better defaults informed by our user survey, many brew bundle improvements, improved performance and initial support for macOS 27 (Golden Gate). Happy to discuss any questions here!
Dev tools · Jun 2026 · brew.sh
Hi HN! I was super frustrated at apps like tiktok and wechat preventing me from saving or downloading the animated gifs, so I made a little tool to turn a screen recording into a slack-sized emoji. Hope you get some value from this!
Life & fun · Jun 2026 · vorpus.github.io
Search 18 years of Hacker News and chart how any topic, tool, or person trended. Overlay terms to compare their rise and fall across 45M posts and comments.
Life & fun · Jun 2026 · hackernewstrends.com