Ace software engineering interviews with SDE Forge. Practice LLD & HLD with real-time AI mock interviewer feedback, build custom and company-wise DSA sheets, and track job applications.

Think it. Deduce it. Crack it. Can you crack the secret code using only logic and deduction? Crack the Code is a comprehensive collection of brain-teasers, mathematical riddles, and logic grid puzzles designed to sharpen your mind, improve cognitive agility, and test your problem-solving skills.

ProofSlider turns a before/after photo into one interactive link your client can drag through themselves -- no flipping between pics, no arguing. Built by a handyman tired of disputes over work he never touched. Save your info once, add a quick note, drop in before/after photos, and generate a shareable link on the spot. Your client drags the handle and sees the proof themselves. No login, no app, no bloat. First 3 proofs free. Lifetime access removes branding for $29.

Curie is an AI research assistant built for real scientific work, not a generalist chatbot. It searches PubMed, arXiv, Europe PMC, OpenAlex and Semantic Scholar in parallel, then verifies every claim against the source text, so you see what's backed and what isn't. Point it at a document to extract structured data with the quote behind each value, or run a full systematic review, protocol, screening, PRISMA diagram, with you approving every decision. Projects and a library keep it organized.

Tomato Ritual is a native macOS Pomodoro timer crafted for deep work. Multi-screen frosted-glass break curtain, desktop widget, ambient sounds, and 100% offline privacy.

Holo4 is H Company's new series of agentic models, in 27B dense and 35B-A3B mixture-of-experts sizes, with open weights on Hugging Face (CC BY-NC 4.0). The same model clicks and types on a screen, writes and runs its own code, and calls MCP or API tools, on desktop, web, Android, a code sandbox or business APIs. On OSWorld 2.0 the 27B scores 61.7% at a much lower cost per task than frontier models, and every benchmark trajectory is open to replay.

Talos puts file actions right under your pointer on macOS. Hold Shift while dragging files in Finder, then drop onto Crop, Convert, Compress, Archive, or Organize. Arrange the wheel to fit your workflow, add actions from extensions. Convert images, video, audio, and PDFs without opening a separate app for each task. Requires macOS 27 or later.

Analyze Excel, CSV, PDF and Word files with AI. Ask questions and get charts and tables. Try EasyBI free for 14 days, no credit card required.

Flotnote is a Markdown notepad that floats above every app on your Mac. Hit one shortcut, write the thought down, and get back to work. Every note is a plain Markdown file in a folder you choose, so Obsidian and any other editor can open it right away. Full-text search, wiki-style links, tags, and several floating notes at once. No account, no servers, no subscription.

ZenBreath is guided breathing built on cardiac coherence. Five minutes a day to lower stress, sleep better, and refocus. A different sound marks inhale and exhale, so you can keep your eyes closed. iPhone and Apple Watch.

Free, fast JSON tools that run entirely in your browser: format & validate JSON, convert JSON to CSV, and merge JSON files. No signup, no upload.

Gladys Assistant is a free, open-source smart home platform that runs on your own mini-PC or Raspberry Pi. Zigbee, Z-Wave, Matter and 90+ community integrations, a phone-first dashboard, no YAML, and it keeps working when the internet goes down.

Paste any URL and get scored across AEO, AIO & GEO — then run live citation tests against GPT-4o and Claude to see if your brand actually gets mentioned, or a competitor does instead. Get schema, llms.txt, and entity fixes, plus a watch list to track it over time.

VibeCop reviews AI-generated code for architectural entropy, hallucinated abstractions, duplicated logic, pattern drift and scores every repo with an Architecture Integrity Index.

Brigagame 2.0 is a free artillery game you can play in your browser, on desktop or mobile. Aim your cannon, adjust for changing wind, and tear down the other player's tower in a real-time duel. Challenge a friend with a link, find a random opponent, or play against bots. It has English and Hebrew interfaces, a rank ladder, and tower customization. Sign-in is required to play.

You know your cost per click. Do you know your cost per paying customer? LinkModus is an AI sales agent that answers, qualifies and follows up on every enquiry — on WhatsApp, your website and your app — then traces every sale back to the exact ad that produced it. ✅ Real CAC & ROAS per ad ✅ Leads that never go cold ✅ Alex, an AI founder agent that tells you what to fix first Live in minutes. 7-day free trial.

GediChat is a social app for Chandigarh's gedi culture — evening drives and hangouts on routes like Sector 8-9-10. Go live; appear on a rough-area map (about 1.2 km, never exact); see who's out now. You're seen only when live. Send a Hy; chat opens only if they wave back — no stranger DMs. Share 24-hour stories, show your car song and Top 5, go Ghost, and see crossed paths. Privacy-first. Chandigarh, Mohali, Panchkula (India) only. iPhone only; Android coming. Free, no in-app purchases.

Most booking tools wait for the client to open an app or fill a form. ooon.ai answers inside the chat the client already has open, in WhatsApp, Instagram, and Telegram, so no message goes unanswered. It explains prices and services, finds an open slot, books the client, sends a reminder before the visit, and reaches out to clients who stopped replying, around the clock, in Russian, Kazakh, or English. The owner gets one dashboard with every conversation, booking, and revenue total

Everview is the Execution Intelligence System that sits on top of Jira, GitHub, Linear and 16+ tools you already use, and shows what is really happening across your teams capacity, risk, dependencies, on one living canvas. Ask a question in plain language and trace every answer back to the tickets, PRs, and conversations behind it. Every insight has an evidence trail.

Understand every conversation your AI support agent handled, identify recurring customer issues, and review the evidence behind every finding with CraftCX.