
Swiftener — Free online tools
Suite of 150+ free online tools for audio, images, PDFs, video, and more without signup.
@factfile0 · X
The full gallery
Tech stack
33 projects

Suite of 150+ free online tools for audio, images, PDFs, video, and more without signup.
@factfile0 · X

Free tools to convert, compress, and edit files directly in your browser without uploads.
@faisalhaleem · X
Just launched — free browser-based file tools runs entirely in your browser. Video to GIF (with trim slider) Merge / Split / Shrink PDF Your files NEVER leave your device. No sign-up needed. Free forever. #buildinpublic #webdev #indiedev #tools #privacy

All-in-one workspace for project management, documentation, and test management.
@klorityx · X
One workspace for project management, documentation, test management & CRM. Enterprise features without enterprise pricing.

Compress prompts and reduce LLM token costs by detecting duplicate tool calls.
@DeveloperL92487 · X
I built my first app in 60min And now I got $500 MRR in one month Check here if you are interested It’s a tool to reduce agent token consumption, speed up agent response, and clean up memory cache

Use 300+ free AI-powered tools for HTML, CSS, images, SEO, and more without registration.
AI 驱动的免费在线工具平台 — 提供 300+ 实用工具,无需注册即可使用

Design electronic circuits and PCBs in your browser with KiCad, no installation required.
ViktorEE · HN
KiCad, a PCB EDA suite is now working in a browser, you can try it at the link, there's a demo project or you can bring your own. Firefox is best, Chrome is good, Safari is "working". We’re Emergence Engineering, a dev shop from Hungary, mostly working with rich text editors, CRDTs. PCBJam started as my (Viktor, CTO, ex-electrical engineer) hobby project but as time went on I put more and more energy into it, and a product started shaping up in my head, in the last few months we’ve started to focus on this project a bit more, and this is the first MVP~ish result. This project is a ton of fun, ton of learning, ton of improvements over improvements: - I thought there must be ways to emulate the PCB canvas OpenGL code on the web. And yes, there are a lot of ways, all of them very buggy. Turns out it’s faster to just write WebGL code that works with KiCad’s Graphics Abstraction Layer if you add the right intermediate debugging steps. I (with Claude) implemented the features and compared

Batch edit images in your browser with tool chaining, compression, and format conversion.
BulkPicTools — 免费浏览器端图片批量处理工具,支持**工具链串联**(压缩→转格式→裁剪一次完成,无需重复上传),本地 AI 去背景/人脸模糊(WebGPU,无需 API Key),支持 200+ 张图片批量处理,文件不上传服务器。

Free browser-based tools for image compression, PDF merging, QR code generation, and AI text detection.
@ChazXtine · X
I have been working on which is basically a site for free tools no pay wall. Currently I'm at 20 tools but I will be slowly expanding it.

AI-powered retrospectives for IT teams that connect to your tools and identify improvement patterns.
@akadhanu · X
an ai sprint retrospectives for it teams (

Calculators and planning tools for Rust game players to use during gameplay wipes.
Rust Calculator — Stream 游戏 Rust 工具网站

Browser tools for practical fixes to everyday software tasks, starting with GitHub.
yusveng · HN
Workaround – Unstar GitHub Repos in Bulk

Use 450+ privacy-friendly tools to format, convert, and process PDFs and images directly in your browser.
@tentaco_cc · X
Hey! I built 🐙 It’s a privacy-first web space packed with over 450+ free micro-tools for tech, design, marketing, and PDFs. The best part? Everything runs 100% locally in your browser. No registration, no ads. Let's connect! 🛠️