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Finds Upwork projects and drafts proposals in your writing style entirely on-device via Chrome's built-in AI — no API keys, no cloud, no FindUp server. Built for freelancers who don't want their data sent anywhere.
FreeWorks offlineNo tracking
What to know▼
How it works
Search any company and get structured, sourced data extracted with free on-device AI (Gemini Nano); every value links back to the public page it came from with a confidence score and the date it was found.
What's different
Runs AI locally with no sign-in, and omits any value it can't confirm instead of guessing, unlike a chatbot that hands you an unsourced paragraph.
Pricing
Free.
Best for
People researching companies who want sourced, checkable data instead of a chatbot's paraphrase.
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Free browser tools for detecting AI-written text and images, plus a humanizer to rewrite text past detectors, and separate YouTube transcript and summary tools. No sign-up needed, but a bundle of loosely related utilities.
Watch out · The stated '99% accuracy' for the AI detector is the vendor's own claim, and the bundled humanizer is explicitly built to help text evade other detection tools.
FreeNo sign-upCan export my data
What to know▼
How it works
A set of free, no-signup browser tools: an AI text detector with sentence-level highlighting across 50+ languages, an AI humanizer that rewrites text to get past detectors like GPTZero and Originality.ai, an AI image detector using C2PA/EXIF metadata, and separate YouTube transcript and video-summary generators.
Pricing
Free tier available with no account required to start.
Best for
Students, teachers, and marketers who want quick, no-signup checks on AI-generated text or images, or fast YouTube transcripts.
Watch out
The stated '99% accuracy' for the AI detector is the vendor's own claim, and the bundled humanizer is explicitly built to help text evade other detection tools.
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A free browser tool that converts an amino acid sequence into expression-host and bioprocess guidance, for students and small biotechs instead of manual literature lookup.
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A free web terminal that scores geopolitical risk for 195 countries hourly from public and market data, for anyone who wants institutional-grade risk intelligence without paying for a subscription.
Free
What to know▼
How it works
Aggregates 25+ live sources (conflict data, markets) into a 0-100 score per country updated hourly, with twice-daily AI briefings, a live event river, and an interactive risk map, backed by an open methodology.
Pricing
Free, no paywall or institutional login required.
Best for
People who want free access to geopolitical risk intelligence without an institutional subscription.
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Tamil dictionary compiling word meanings from classical lexicons and community sources, searchable in Tamil or transliteration.
Free
What to know▼
How it works
Compiles word meanings from classical Tamil-English lexicons (Winslow 1862, Fabricius 1972, University of Madras Tamil Lexicon), Tamil Wiktionary, and IndoWordNet on one page per word, with clear source attribution; accepts Tamil or transliterated English input.
Pricing
Free.
Best for
Tamil learners and researchers wanting sourced definitions instead of machine-translation guesses.
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A free analytics tool for looking up any Polymarket wallet or username to see PnL, ROI, win rate, and trading history, for prediction market traders and researchers.
Free
What to know▼
How it works
Search a wallet address or username to pull PnL, ROI, win rate, volume, and trade history from Polymarket.
Pricing
Free.
Best for
Prediction market traders and researchers vetting wallets before following them.
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A free searchable database of the world's seaports and airports with depths, runways, and location codes.
Free
What to know▼
How it works
A free searchable database of 3,804 seaports and 9,640 airports across 195 countries, with depths, runways, UN/LOCODEs, IATA/ICAO codes, and coordinates.
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Consolidates scattered lab results into one app on your phone and matches 150+ biomarkers to personalized reference ranges — free forever for core tracking, and explicitly not AI-generated.
Free
What to know▼
How it works
Scan, upload or type in any lab report and it matches 150+ biomarkers to reference ranges personalized to your age, sex and life stage, consolidating results scattered across labs and providers into one app.
What's different
Uses a doctor-reviewed biomarker database instead of AI-generated interpretations, with data encrypted on your iPhone.
Pricing
Core tracking is free forever.
Best for
People whose lab results are scattered across multiple providers or labs.
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An open-source 20-billion-parameter image generation model from Alibaba with strong Chinese and English text rendering — for developers and researchers building on top of it, not an end-user app.
FreeOpen source
What to know▼
How it works
An open-source 20-billion-parameter image generation model from Alibaba's Tongyi Qianwen team, with commercial-grade text rendering in both Chinese and English.
What's different
Leads in nine benchmark tests and offers strong bilingual (Chinese/English) text rendering in generated images, and is free and open-source.
Pricing
Free to use.
Best for
Developers and researchers building on top of an open-source image generation model rather than end users looking for a finished app.
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A free, no-signup game where you try to jailbreak open AI agents guarding a secret behind a published system prompt, competing weekly for cash prizes.
FreeNo sign-upOpen source
What to know▼
How it works
Each challenge is a live, open-source AI agent guarding a secret with its system prompt published; you try to talk it past its own defenses, and landing the most approved breaks in a week wins rewards.
What's different
System prompts are published openly rather than hidden, and challenges rotate weekly.
Pricing
Free to play, no account needed.
Best for
People interested in AI red-teaming or prompt-injection who want to compete for cash prizes.
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Free YouTube transcript extractor with timestamps, no sign-up, supports multiple languages. Handy for writers, students and researchers who need the text fast.
FreeNo sign-up
What to know▼
How it works
Paste a YouTube link and get the full transcript with timestamps, as clean text you can copy or download.
Pricing
Free, no sign-up, no limits.
Best for
Writers, students, and researchers who need a video's text quickly.
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A free suite of over 30 academic calculators — GPA/CGPA, attendance, percentages — for students tracking coursework against their school's grading rules.
Free
What to know▼
How it works
A suite of over 30 academic calculators, including GPA/CGPA calculators that support university-specific grading systems, plus attendance and percentage calculators.
Pricing
Free.
Best for
Students who need to track academic performance against their school's specific grading rules.
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A free search engine over US federal contracts, awards and open bids, letting you find opportunities and see who won past awards.
Free
What to know▼
How it works
A search engine over federal contracts, awards, and open bids covering trillions of dollars in US government spending, letting you find opportunities and see who won past awards.
Pricing
Free.
Best for
Businesses and freelancers looking to find or track federal contracting opportunities.
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Scrapes business names, contacts, ratings and emails from Google Maps for lead generation and local SEO research; a free version is available.
Free
What to know▼
How it works
Automates extracting business data from Google Maps — names, addresses, phone numbers, websites, ratings and reviews — and also visits each business's own website to find email addresses and social links. A built-in multi-search queues hundreds of search terms to cover entire cities or regions in one run.
Pricing
Free version available.
Best for
People doing lead generation, local SEO or market research who need business contact data at scale that Google Maps doesn't expose directly.
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An AI tool that generates publication-ready scientific figures, graphical abstracts and TOC graphics from text prompts, with SVG export, aimed at researchers and academics preparing papers.
FreeCan export my data
What to know▼
How it works
Generates publication-ready scientific figures, graphical abstracts and TOC graphics from text prompts using AI, with several AI modes for different illustration needs.
What's different
Exports figures as SVG so they stay editable in other design software.
Pricing
Free.
Best for
Researchers, scientists and academics preparing figures for papers.
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A free browser tool to download TikTok videos, audio and photos and view public profiles without installing anything or logging in — for creators, marketers and researchers.
Watch out · Only works with public TikTok content, and the listing notes users remain responsible for permissions and reuse rights.
FreeNo sign-upNothing to install
What to know▼
How it works
A browser-based toolkit for downloading or viewing public TikTok content: videos, MP3 audio extraction, slideshow photos, active stories and HD profile pictures.
What's different
No app install or login required.
Pricing
Free.
Best for
Creators, marketers and researchers who need quick reference downloads from public TikTok content.
Watch out
Only works with public TikTok content, and the listing notes users remain responsible for permissions and reuse rights.
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Scans SEC filings for accounting and governance red flags like restatements and auditor changes, free to browse, with a paid API for builders -- useful for investors and accountants doing diligence.
Free
What to know▼
How it works
Scans SEC EDGAR filings for accounting, audit and governance red flags — restatements, going-concern notices, auditor changes, late filings — and scores each one with a link to the source filing.
Pricing
Free to browse; a forensic-features API is available for builders.
Best for
Investors and accountants doing diligence on public companies' SEC filings.
