Base64 Converter
Encode and decode standard Base64 and Base64URL strings locally.
Open tool Guide: Base64 vs Base64URL21 browser-local utilities
Privacy-first developer tools
Choose a task below. Core transformations run in your browser, so sensitive input is not submitted to OpsecForge for processing unless a tool page explicitly says otherwise.
Encoding & Formatting
Convert, format, compare, and inspect text or structured data locally in your browser.
URL Encoder & Decoder
Encode URI components and decode escaped URL text.
Open toolJSON Beautifier
Format and inspect JSON without submitting the payload to a server.
Open tool Guide: Stop pasting sensitive JSON onlineJSON Formatter
Validate, format, and minify JSON in the browser.
Open toolSQL Formatter & Minifier
Format MySQL and PostgreSQL queries locally.
Open tool Guide: Risks of online SQL formattersMarkdown to HTML
Preview Markdown and inspect generated HTML side by side.
Open toolText Diff Checker
Compare two text versions and highlight additions and removals.
Open toolText Case Converter
Convert text between common programming and writing case styles.
Open toolHex RGB Converter
Convert color values between hex, RGB, and HSL formats.
Open toolWord & Character Counter
Measure words, characters, sentences, paragraphs, and reading time.
Open toolLorem Ipsum Generator
Generate placeholder words, sentences, or paragraphs locally.
Open toolCredentials & Security
Inspect tokens, sanitize configuration, and generate security-related values without uploading sensitive input.
JWT Decoder
Decode JWT headers and payloads locally. Decoding does not verify a signature.
Open tool Guide: Validate JWTs offline safelyJWT Encoder
Create signed test JWTs locally for development workflows.
Open toolSafe-to-Share Sanitizer
Heuristically mask likely credentials before sharing text. Review the result.
Open tool Guide: API-key leak preventionPassword Generator
Generate random passwords using browser cryptography.
Open toolSHA Hash Generator
Generate SHA-1, SHA-256, and SHA-512 digests in the browser.
Open tool Guide: Generate cryptographic hashes offlineSecure Hash Generator
Generate Bcrypt, SHA-256, and MD5 output locally for appropriate use cases.
Open toolDebugging & Validation
Inspect signatures, identifiers, timestamps, and shareable development artifacts.
Webhook Signature Verifier
Check whether supplied payload, secret, and signature values match locally.
Open tool Guide: Why webhook signatures must be validatedUUID Generator
Generate RFC 4122 version 4 UUIDs using the browser crypto API.
Open tool Guide: ULID vs UUIDUnix Timestamp Converter
Convert Unix seconds or milliseconds to local and UTC date values.
Open toolQR Code Generator
Create and download QR codes locally from text or URLs.
Open tool