Encoding

Convert Base64 payloads online with standard and URL-safe encoding, decoding, padding repair, byte inspection, and Data URL output for payload debugging.

Convert online integer literals into binary, decimal, octal, hex, and Base36 with signed width, endian, byte, and bit-field checks for register audits.

Practice braille alphabet and numbers online with seeded quizzes, instant scoring, answer review, and repeatable drills for study sessions and class.

Decode certificate signing requests online to inspect subject names, SAN entries, key details, fingerprints, and warning cues before certificate issuance.

Look up online HTML entities, Unicode code points, aliases, and paste-safe forms for markup, attributes, scripts, CSS, URLs, and review handoffs.

Encode online image files into Base64 text, data URLs, embed snippets, and optimized inline variants for leaner HTML, CSS, email, or JSON delivery.

Decode Morse code online from dots and dashes with custom separators, unknown-token handling, timing charts, and practice audio for study verification.

Generate Morse code online from plain text with timing, playback, and export files so you can practice copy speed or save reusable signal drafts.

Practice online Morse code recognition with seeded letter, number, and mixed quizzes, instant scoring, review charts, and exportable records for focused drills.

Convert online IDN hostnames between Unicode and Punycode, review labels, DNS length limits, URL parser behavior, and safer copy targets for DNS handoff.

Inspect online Unicode characters, graphemes, code point tokens, escapes, normalization changes, UTF byte views, and review flags for exact text debugging.

Decode online URLs and percent-encoded text, clean trackers and duplicate parameters, inspect characters and payloads, and rebuild clearer links before sharing.

Encode URLs, URL components, form values, and path fragments into safe percent-escaped output with character-level review, QR handoff, and exportable results.

Decode UUID values online into version, variant, timestamp, node, and bit-layout details for debugging storage choices, audits, and interoperability checks.