About Developer & Security Tools
Fah Swe Security & Text tools cover day-to-day developer and privacy tasks: encrypt text to emojis with a password (AES-256-GCM), generate emoji / fancy Unicode letters for social bios, draft a privacy policy, generate Fort Knox–style keys, decode JWTs, compare text, test regex safely, score password strength, convert JSON↔CSV/YAML, explain cron, redact secrets, fingerprint files with SHA-256, and create UUID v4 IDs. Built for speed with clear limits and no permanent logging of secrets.
How it works
- Choose a Security tool (Text to Emoji, Emoji Letters, Privacy Policy, Key Generator, JWT, Diff, Regex, and more).
- Paste text or upload a file where hashing a file is needed.
- Run the tool and copy the result from the page.
- Generated secrets and pasted text are never stored — they exist only in the response.
All Developer & Security Tools
Every tool below uses its exact name — open any card for how-to steps, FAQ, and a dedicated SEO page.
Free Privacy Policy Generator
Free Privacy Policy Generator for websites and apps — guided wizard with GDPR, CCPA, and CalOPPA options, plus Google/Facebook/Firebase disclosures. Download HTML or TXT. No signup.
24Free Terms and Conditions Generator
Free Terms and Conditions generator for websites, apps, online stores, SaaS and marketplaces — 16 business types, 50+ clauses (refunds, subscriptions, user content, AI, arbitration, EU consumer rights). Download HTML, Markdown or TXT. No signup.
49Random Key Generator
Free secure password & key generator — Fort Knox, WPA, hex keys, PINs, API tokens, and UUIDs. Python secrets engine.
58Hash Generator
Generate MD5, SHA-1, SHA-256, and SHA-512 of text or files.
45Password Generator
Create strong random passwords with length and charset controls.
38Base64 Encode/Decode
Encode or decode text with Base64.
30Hex ↔ Base64 Converter
Convert hex strings to Base64 and Base64 back to hex. Accepts spaces, 0x prefixes, and commas.
35URL Encode/Decode
Percent-encode or decode URL components safely.
39JSON Formatter
Pretty-print or minify JSON with validation.
39UUID Generator
Generate UUID v4 identifiers.
36JWT Decoder
Decode JWT header & payload (Base64URL). Decode only — signature is never treated as verified.
37Text Diff / Compare
Compare two texts with unified, context, or ndiff output (difflib).
45Is My IP Safe?
Check if your public IP looks safe — proxy signals, local/private ranges, and privacy tips. No signup required.
45Text to Emoji Encrypt — Password Cipher
Encrypt secret text into emojis with a password, then decrypt later. Free AES-256-GCM text to emoji cipher — stronger than Txtmoji-style toys. No signup.
42Emoji Letters Generator — Fancy Unicode Fonts
Convert text into emoji letters and fancy Unicode fonts for Instagram, TikTok, Discord, PUBG nicknames, and bios. Free LingoJam-style generator with more styles.
50Gradient Text Name — Color Name Generator
Make a gradient color name for Instagram, Discord, websites, and stickers. Live preview, copy HTML/CSS/SVG, download PNG — free, no lag, no signup.
34Password Strength Meter
Local entropy/rules score with actionable suggestions. Nothing is stored.
35Regex Tester
Test a pattern against a string with flags, groups, and a ReDoS timeout guard.
36JSON ↔ CSV
Convert JSON arrays/objects to CSV and CSV back to JSON.
30JSON ↔ YAML
Convert JSON to YAML and YAML to JSON with PyYAML safe_load/dump.
31Cron Explainer
Turn a 5-field cron expression into human-readable text (common forms).
33Secrets / .env Redactor
Paste logs or .env text — mask API keys, tokens, JWTs, and password assignments.
FAQ
Is hashing the same as encryption?
No. Hashes are one-way fingerprints. They verify integrity; they do not hide data for later decryption.
Do you store generated passwords?
Never. Passwords are generated and returned once in the API response.
What is Text to Emoji Encrypt?
A free password emoji cipher: encrypt secret text into emojis with AES-256-GCM, then decrypt later — stronger than toy Txtmoji-style tools.
What is Emoji Letters?
A free Unicode letter generator for Instagram, TikTok, Discord, and gaming nicknames — regional, squared, circled, bold, and more.
Can I hash a file?
Yes — use the Hash tool with a file upload where supported.
Are these tools for learning only?
They are practical utilities for developers and power users. Follow secure practices when handling real secrets.