💬 Merlin - Instant Messenger

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Merlin

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You are now chatting with Merlin ✨

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Enter text for grammar check:

Formal Informal Human

Corrected Grammar:

Enter text for translation: Choose target language:

Translation:

Choose Country: Choose Language: Choose Language Level:

Latest News:

🎮 Word Match Quiz

Choose Quiz Language: Choose Difficulty Level:

🎤 Speaking Practice

Practice Language:

Your Level:

Speech Speed: 0.85x

Press the microphone button to start speaking...

💡 Tip: Click the microphone button and start speaking. The AI will respond with voice!
🔮 Hey Merlin Mode: Turn on "Hey Merlin" and say "Hey Merlin, what does strawberry mean in Turkish?" - always listening, hands-free!
🌐 Browser Support: Works best on Chrome/Edge. Safari and Firefox have limited support.

🎧 Listening Practice

Choose Practice Language: Difficulty Level: Number of Questions:

💡 How to use: Generate a passage, listen carefully (you can replay), then answer the questions below.
🎯 Best for: Improving comprehension, vocabulary in context, and active listening skills.

📖 Vocabulary Builder

Enter words to learn (one per line or comma-separated): Language of the words: Show meanings & examples in:

💡 How to use: Enter words you heard or learned, choose their language and the language you want explanations in. The AI will give you the meaning and an example sentence for each word.

Enter bug description:

Title:

Priority:

Severity:

Description:

Prerequisites:

Steps to Reproduce:

Expected Result:

Actual Result:

Recovery State:

Reproducibility Rate:

Attachments:

Enter Requirements: Enter Risks:

Include Code Input

Generated Test Cases:

Test Case ID	Steps	Expected Outcome	Details

Enter Pull Request:

Enter Specsheet:

Enter Requirements: Enter Risks:

Include Code Input

Daily Standup Generator

Enter your notes:

⚡ Performance Test

Endpoints:

Bearer Token (optional):

Concurrency:

Requests/EP:

Timeout (s):

💡 Tip: Add your API endpoints, set concurrency and request count, then hit Run.
📈 Metrics: Avg, Min, Max, P50, P90, P99 response times with status code breakdown.

🔥 Load Test - Breaking Point Finder

Enter your endpoints and hit the button. The test automatically finds where your API slows down and where it breaks.

Endpoints:

Bearer Token (optional):

Timeout per request (s):

🔥 Fully automatic: Measures baseline with 1 user, then doubles (1→2→4→8→16→32→…) until failures appear. Then uses binary search to pinpoint the exact user count.
📊 Result: ✅ 120 users OK → ⚠️ 121 slows down → 💥 128 fails

🧪 UI Test Automation

Create automated visual regression tests without writing code. Compare screenshots and get detailed reports.

Test Name: Target URL:

📝 Test Steps

📌 Saved Baselines

Enter a test name above and click Refresh to see all saved reference images for that test.

🐍 Python Compiler

Write Python code, install packages, and run it instantly.

Press Ctrl+Enter to run · Runs in your browser (no server)

🤖 Code Assistant

Load your project folder and ask questions about your code - like GitHub Copilot Chat, but in your browser.

💡 node_modules, .git, binaries, and files >60 KB are skipped automatically. Total context is capped at ~280 KB. Press Ctrl+Enter to send.

Message 1 (Person A): Message 2 (Person B): Message 3 (Person A): Custom Prompt (Optional):

Formal Informal Funny Human

Generated Message:

Choose first country: Enter first zip code: Choose second country: Enter second zip code: Choose venue type:

Recommendation:

Enter City or Country: Start Date: End Date:

Trip Plan:

✉️ Cover Letter Generator

Upload your CV and paste the job description - AI will craft a personalised cover letter ready to send.

Upload your CV (PDF or DOCX):

📄

Click or drag & drop your CV here

PDF or DOCX accepted

Job Description: Tone:

Professional Enthusiastic Concise

📄 CV Updater

Upload your CV and paste the job description - AI will tailor your CV to the role.

Upload your CV (PDF or DOCX):

📄

Click or drag & drop your CV here

✅ DOCX - formatting, images & fonts preserved
⚠️ PDF - text only, formatting will differ

Profile Photo (optional - adds photo to top of DOCX):

📷 Choose photo No photo selected

Job Description:

📝 Meeting Notes from Audio

Record a meeting live or upload an audio file - AI will transcribe and generate structured meeting notes.

🎙️ Record Live 📁 Upload Audio

Audio Language (helps accuracy): Notes Language:

00:00

Select: Choose Genre:

Recommendations:

🎵 Song Creator

Write your lyrics or let AI generate them - then turn them into real audio.

Step 1 - Style

Song Title:

Genre:

Mood:

Style:

Language:

Step 2 - Lyrics

Image Generation

Optional: Upload an image for image-to-image

Upload an image and AI will generate a descriptive prompt that can recreate it.

Upload Image:

📷

Drag & drop an image here or click to browse

JPG, PNG, WebP, GIF, BMP

Upload a song and separate the vocals from the instrumental track - instantly in your browser.

Upload Audio:

🎵

Drag & drop an audio file here or click to browse

MP3, WAV, OGG, FLAC, M4A

A No track loaded

0:00

Speed 1.00×

HI

MID

LO

Vol

B No track loaded

0:00

Speed 1.00×

HI

MID

LO

Vol

A B

⚽ Sports TV Schedule

See which matches are live on TV in your country today.

Country:

Select a country and load the schedule.

📺 Watch TV

Watch free live TV from around the world or import your own IPTV playlist.

Select Country:

🔒 Your playlist data never leaves your browser. All processing happens locally.

☀️ Solar Energy Optimizer

Get the most out of solar energy! Enter your postal code and find out when your solar panels will produce the most energy.

✅ Real-time weather and cloud coverage
✅ Sun position and angle
✅ Hourly efficiency forecasts
✅ Optimal energy production hours

Postal Code / Zip Code / City Name: 💡 Examples: "4411DD NL", "Amsterdam", "06100 TR", "New York, US", "SW1A 1AA" Country (optional - helps with accuracy): 📅 Date (today or up to 7 days ahead):

Upload a file to extract text from:

📄

Click or drag & drop a file here

Supported: Images (JPG, PNG, GIF, WEBP), PDF, DOCX

💡 How to use: Upload an image (photo of a document, screenshot, sign, etc.), a PDF, or a DOCX file. The extracted text will appear in the box below - you can then copy it and paste it into Vocabulary Builder or anywhere else.

🔄 PDF ↔ DOCX Converter

Convert PDF to DOCX or DOCX to PDF - fast and free, right in your browser.

Upload a PDF or DOCX file:

🔄

Click or drag & drop a file here

Supported: PDF, DOCX

💡 How to use: Upload a PDF file to convert it to Word (DOCX), or upload a DOCX file to convert it to PDF. The converted file will be downloaded automatically.

📤 File Transfer

Upload files and get a shareable download link. Up to 5 GB, link valid for 10 days.

Select or drag files:

📤

Click or drag & drop files here

Any file type • Max 5 GB • 10 days

💡 Upload files and get a download link to share with anyone. Files are transferred directly peer-to-peer and encrypted end-to-end. The link stays active as long as you keep sharing.