Guide 1Json Formatter
Format JSON for API debugging
Use this workflow when an API response is hard to read, a JSON payload fails validation, or a frontend error points to malformed structured data.
Open guideWorkflow Guides
Solve common developer file and data tasks faster
Pick a focused workflow, inspect the example, then open the matching browser tool. These guides are built for debugging API payloads, authentication tokens, spreadsheet exports, and document handoffs.
Guide 2Jwt Decoder
Decode a JWT safely before debugging authentication
Use this workflow when a login, API request, or permission check fails and you need to inspect token claims before changing auth code.
Open guideGuide 3Base64 Encoder Decoder
Base64 decode an API payload
Use this workflow when an API response, webhook, cookie, or configuration value contains Base64 text that needs to be inspected before debugging.
Open guideGuide 4Csv Json Converter
Convert CSV to JSON for spreadsheet data cleanup
Use this workflow when a spreadsheet export needs to become API-ready JSON, a fixture, or a structured dataset for debugging.
Open guideGuide 5Pdf Merge
Merge PDF files privately in the browser
Use this workflow when invoices, forms, reports, or scanned pages need to be combined without sending files through an account-based document service.
Open guideGuide 6Hash Generator
Verify a file checksum with SHA-256
Use this workflow when a vendor, GitHub release, or teammate gives you a checksum and you need to confirm that the file you downloaded has not changed.
Open guideGuide 7Url Encoder Decoder
Encode URL query parameters safely
Use this workflow when a link, redirect URL, webhook callback, or API request fails because a query parameter contains reserved characters.
Open guideGuide 8Uuid Generator
Generate UUIDs for realistic test data
Use this workflow when you need realistic unique identifiers for examples, tests, seeded records, or temporary objects without exposing production IDs.
Open guideGuide 9Qr Code Generator
Create a QR code for any link
Use this workflow when a URL needs to move from paper, a slide, a package, or a physical sign into a phone camera quickly.
Open guideGuide 10Image To Pdf
Convert images to PDF privately
Use this workflow when you need to combine image files into a PDF for sharing, archiving, submitting forms, or keeping scanned pages together.
Open guide