Dosvak LLC

Decrypt Fernet ciphertext with a matching key and get the plaintext back. Useful for backend workflows, debugging, and verifying payloads.

Generate a cryptographically secure integer between a minimum and maximum. The response returns the chosen value and the range used.

Break a cron expression into labelled minute, hour, day, month, and weekday fields. Built for schedule previews, cron editors, and readable logs.

Encode JSON payloads into JWTs and verify existing tokens with a shared secret. Returns a signed token, or validity plus the decoded payload.

Generate cryptographically secure passwords with configurable length and optional symbols. Returns the password and its length for signup flows.

Compute the next fire times for a 5-field cron expression. Returns the original expression plus an array of upcoming timestamps for scheduling UIs.

Sharpen JPEG, PNG, or WebP images with adaptive unsharp mask processing. Tune the strength and get a deblurred binary image back.

Analyze an uploaded image and get age ranges, gender, scores, and bounding boxes for every face. Built for moderation and demographic tagging.

Classify an uploaded image as safe or NSFW with a confidence score and per-class breakdown. Built for moderation queues and upload screening.

Enhance any uploaded image with CLAHE contrast adjustment and saturation boosting. Returns the processed image as binary output, ready to publish.