Convert between structured data formats.
Convert Parquet / Avro / Arrow IPC / CSV / TSV / JSON and download.
File: (none)
Rows: 0
Output name: converted
JPG / PNG / WebP / AVIF → pick a target format.
Shows the selected file
Updated after conversion
Encode text into multiple bases.
Base32 / Base64 / Base85 / Base91 / Hex
Bcrypt / Argon2 — generate and verify.
Enter a password to hash. Paste an existing hash (or plain text) to verify against the password. Empty salt will be auto-generated.
Good for login flows, cost 4-31
Default Argon2id, modern password hashing
Select algorithm and manage keys.
Enter text to encode
Edit params and keep URL Encode in sync
Paste encoded text to decode
Update any field to sync all bases
Bits ↔ Bytes with binary multiples
Convert between different timestamp formats and timezones.
Enter an IP, CIDR, or IP with subnet mask
Shows range, totals, and alternate formats
Generate UUID v1 ~ v8, GUID, and ULID
Generate realistic browser user agent strings
Generate OpenSSH public/private key pairs for secure authentication
Add this to authorized_keys on remote servers
Keep this secure and never share it
Inspect what the browser exposes without permissions via standard Web APIs
Paste a PEM certificate or chain to view decoded fields.
No certificates parsed yet.
Generate random strings with customizable character sets and rules
Create 250×250 QR images for OTP, WiFi, or custom text.
Output size fixed at 250 × 250.
Upload PNG/JPG/WebP/AVIF to extract all QR payloads.
Drag & drop images here, or choose files
Compute time-based OTP codes from a Base32 secret.
Paste MySQL DDL or JSON / JSON Schema to generate sample data.
Outputs INSERT SQL for DDL, JSON array for JSON inputs.
Compare two texts using patience diff algorithm (git-style)
No differences found