Hash guide

SHA256 Checksum Generator

Generate a SHA-256 checksum from text for stronger fingerprints and integrity checks.

Open SHA256 Generator

How to do it

  1. Paste the text to hash.
  2. Click Generate SHA256.
  3. Copy the 64-character hexadecimal digest.

Recommended tool

SHA256 Generator

Create SHA-256 hashes for text with the browser crypto API.

HashFree

Related guides

MD5 Hash Generator

Generate an MD5 hash from text and understand when MD5 is useful or unsafe.

Hash guideGuide

Fix Invalid JSON Online

Repair common JSON syntax errors such as trailing commas, comments, single quotes, missing quotes and unmatched brackets.

JSON guideGuide

Fix JSON from ChatGPT

Clean up JSON returned by ChatGPT or other AI tools when the response includes markdown fences, comments or invalid syntax.

AI guideGuide

Fix JSON Trailing Comma

Remove trailing commas from JSON objects and arrays so strict JSON parsers can read the data.

JSON guideGuide

Unix Timestamp to Date

Convert Unix seconds or milliseconds into readable local and UTC date strings.

Time guideGuide

Date to Unix Timestamp

Convert a readable date into Unix seconds and milliseconds for APIs, databases and logs.

Time guideGuide

FAQ

Is SHA-256 stronger than MD5?

Yes. SHA-256 is the better default for modern checksums.

Can this hash files?

The current tool hashes text. File hashing can be added later.

Does it use browser crypto?

Yes. It uses the browser crypto API when available.