HeTe Dev Tools
Modern utility tools with practical dev workflows, plus curated writing from our engineering journal.
Popular Tools
- SHA-256 Hash — generate & check
- Base64 Encode — text → base64
- File → Base64 — upload and convert
- Base64 → File — recover downloadable files
- Password Generator — strong passwords
Categories
Encode/Decode
- Base64 Encode — Encode UTF-8 text to Base64.
- Base64 Decode — Decode Base64 to UTF-8 text.
Files
- File → Base64 — Convert local files into Base64.
- Base64 → File — Convert Base64 text into downloadable files.
Hash
- SHA-256 Hash — Generate & check SHA-256.
- MD5 Hash — Generate & check MD5.
Time
- Timestamp Generator — Current Unix timestamps.
- Timestamp Converter — Timestamp ↔ UTC date.
Security
- Password Generator — Generate strong passwords.
- UUID v4 Generator — Generate random UUIDs (v4).
- UUID v1 Generator — Time-based UUID.
- UUID v7 Generator — Time-ordered UUID v7.
- Nil UUID — All-zero UUID.
- GUID Generator — GUID format.
Fresh Reads from Chief Journal
We publish regular engineering notes, release logs, and experiments. These articles add real publisher content and context behind the tools.
- Chief Journals Archive — build logs, ops notes, and lessons learned.
- Journal Category — broader writing and project updates.
- Helianthemum Tech Blog — full site with long-form posts.
Tip: pair a tool output with a journal post in your workflow docs for reproducible context.