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Meetings
Test your setup before calls: mic, speaker, webcam, and network quality.
Mic Test
Verify microphone input with live level and waveform.
audio
Speaker Test
Play left, right, and center tones to test speaker output.
audio
Internet Diagnostics
Run quick checks for ping, jitter, download, and upload.
networkmeetings
Webcam Test
Preview your webcam and inspect resolution and frame rate.
video
Time
Work with dates, week numbers, and time zone conversions.
Security
Generate secure values locally, from passwords to hashes.
Password Generator
Generate strong passwords locally with customizable rules.
securityrandom
JWT Encoder / Decoder
Decode JWTs, inspect claims, and build JWT tokens from header/payload JSON.
securityjwt
Hash / Checksum Generator
Generate MD5 and SHA-256 checksums for text or files locally.
securityhash +1
File Encrypt / Decrypt
Encrypt or decrypt files locally with a passphrase using PBKDF2 + AES-GCM.
security
Sign, annotate, and process PDF files directly in your browser.
Text
Clean up, convert, and transform text in seconds.
Case Converter
Switch text between upper, lower, title, and sentence case.
text
Sort Lines Alphabetically
Sort multi-line text in ascending or descending alphabetical order.
text
JSON / YAML / CSV Formatter + Validator
Format and validate structured data locally, with instant error feedback.
textjson +2
Base64 Encode / Decode
Encode plain text to Base64 or decode Base64 back to text.
textbase64
Regex Tester
Test regex patterns with flags and live match results.
textregex
Text Diff Tool
Compare two texts or files side by side and highlight changes.
textdiff
Video
Use basic video helpers for fast browser-based tasks.
Audio
Record audio, inspect levels, and run quick checks locally.
Image & Design
Pick colors, tune palettes, and use lightweight design helpers.
Math
Run everyday calculations, percentages, and number conversions.
Utilities
Use practical tools for quick, everyday tasks.