THE DEVELOPER’S WORKBENCH

Less busywork.
More building.

Format data. Untangle text. Get back to building. Focused tools for your everyday development flow, with clear limits and no account.

33 focused toolsFree to useRun explicitly
your-next-idea.jsonFICTIONAL EXAMPLE
{
  "less": "busywork",
  "more": "building",
  "focus": [
    "format", "validate", "create"
  ],
  "next": "your idea"
}

FIND YOUR NEXT SHORTCUT

Good tools. Close at hand.

Search a task. Open a workspace.

JSON Formatter & Validator

Format and validate JSON.

JSON

JSON Minifier

Compact JSON text.

JSON

JSON Compare

Compare JSON structure.

JSON

URL Encoder / Decoder

Encode or decode URL text.

Encoding

Base64 Encoder / Decoder

Encode or decode UTF-8 Base64 text.

Encoding

HTML Entity Encoder / Decoder

Encode or decode HTML entities as text.

Encoding

JWT Decoder

Inspect unverified JWT contents.

Security

Hash Generator

Hash exact text bytes.

Security

Password Generator

Generate a password using selected classes.

Security

Token Generator

Generate a random token.

Security

Word & Character Counter

Inspect text length.

Text

UUID Generator

Generate random version 4 UUIDs.

Utilities

Unix Timestamp Converter

Convert explicit Unix time units and dates.

Utilities

XML to JSON

Convert XML to an explicit ordered JSON structure.

JSON

Bcrypt Hash & Verify

Hash a password or verify a supported bcrypt hash.

Security

Regex Tester

Inspect bounded PCRE2 matches and byte positions.

Text

JSON to CSV

Export flat records with explicit spreadsheet protection.

JSON

CSV to JSON

Convert strict delimited records to JSON strings.

JSON

JSON Tree Viewer

Explore a bounded server-derived JSON tree.

JSON

Code & Text Compare

Compare exact lines in inline or side-by-side views.

Text

URL Parser

Inspect raw HTTP URL components without fetching.

Utilities

Cron Explainer

Inspect a numeric five-field cron expression.

Utilities

Color Converter

Convert a defined sRGB HEX, RGB and HSL subset.

Utilities

JSONL Validator

Validate independent JSON records with line-specific diagnostics.

AI Development

JSONL Formatter

Compact one JSON value per line while preserving exact tokens.

AI Development

Prompt Template Builder

Replace literal named placeholders with supplied string variables.

AI Development

Token Count Estimator

Get a clearly labeled text heuristic, without a model tokenizer.

AI Development

Text Chunker

Split exact text into bounded character or word chunks with overlap.

AI Development

RAG Chunking Preview

Inspect actual chunk slices, offsets and overlap before building retrieval.

AI Development

Chat Messages JSON Validator

Check a dated OpenAI Chat Completions text-only structure subset.

AI Development

AI Function / Tool Schema Validator

Check a restricted OpenAI Chat Completions function-tool definition.

AI Development

Prompt Version Comparison

Compare exact prompt lines without running or scoring prompts.

AI Development

AI Request Payload Formatter

Format JSON independently, or check a named restricted request profile.

AI Development
FOCUSED

Just what you came for.

Clear input, readable output and room to think.

TRANSPARENT

Know where your data goes.

Run when you’re ready. Processing happens on this site; the application does not save inputs or outputs.

CONSIDERED

The details do the work.

Keyboard-friendly controls, light and dark themes, and layouts that travel with you.

Find your tool

Use Tab or arrow keys to navigate

JSON Formatter & ValidatorJSONJSON MinifierJSONJSON CompareJSONURL Encoder / DecoderEncodingBase64 Encoder / DecoderEncodingHTML Entity Encoder / DecoderEncodingJWT DecoderSecurityHash GeneratorSecurityPassword GeneratorSecurityToken GeneratorSecurityWord & Character CounterTextUUID GeneratorUtilitiesUnix Timestamp ConverterUtilitiesXML to JSONJSONBcrypt Hash & VerifySecurityRegex TesterTextJSON to CSVJSONCSV to JSONJSONJSON Tree ViewerJSONCode & Text CompareTextURL ParserUtilitiesCron ExplainerUtilitiesColor ConverterUtilitiesJSONL ValidatorAI DevelopmentJSONL FormatterAI DevelopmentPrompt Template BuilderAI DevelopmentToken Count EstimatorAI DevelopmentText ChunkerAI DevelopmentRAG Chunking PreviewAI DevelopmentChat Messages JSON ValidatorAI DevelopmentAI Function / Tool Schema ValidatorAI DevelopmentPrompt Version ComparisonAI DevelopmentAI Request Payload FormatterAI Development