280+ Offline Dev Tools

ืจื›ื™ืฉื•ืช ืžืชื•ืš ื”ืืคืœื™ืงืฆื™ื”
ืกื™ื•ื•ื’ ืชื•ื›ืŸ
ื›ื•ืœื
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ื”ื•ืจื“ื•ืช
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš

ืžื™ื“ืข ืขืœ ื”ืืคืœื™ืงืฆื™ื” ื”ื–ื•

280+ ื›ืœื™ ืคื™ืชื•ื— ืœื ืžืงื•ื•ื ื™ื ืžืขื‘ื™ืจื™ื ืืช ื›ืœ ื”ืฉื™ืจื•ืชื™ื ืฉืืชื ืžืฉืชืžืฉื™ื ื‘ื”ื ื›ืœ ื™ื•ื ืœื˜ืœืคื•ืŸ ืฉืœื›ื: ืขื™ืฆื•ื‘ JSON, ืคืขื ื•ื— JWT, ื‘ื“ื™ืงืช ืจื’ื ืงืก, ื”ืžืจืช ื—ื•ืชืžื•ืช ื–ืžืŸ, ื™ืฆื™ืจืช UUIDs, ื‘ื“ื™ืงืช hex dump ื•ืขื•ื“ ื”ืจื‘ื” ื™ื•ืชืจ. ื›ืœ ื›ืœื™ ืคื•ืขืœ ืขืœ ื”ืžื›ืฉื™ืจ ืฉืœื›ื, ื›ืš ืฉื”ื•ื ืขื•ื‘ื“ ื‘ืžื˜ื•ืก, ื‘ืจืฉืช ื ืขื•ืœื”, ืื• ื‘ื›ืœ ืžืงื•ื ืฉืื™ืŸ ืœื›ื ืงืœื™ื˜ื”.

ืžื“ื•ืข ืžืคืชื—ื™ื ืžืฉืื™ืจื™ื ืื•ืชื• ืžื•ืชืงืŸ
โ€ข ืขื•ื‘ื“ ื‘ืžืฆื‘ ืœื ืžืงื•ื•ืŸ. ืื™ืŸ ืฆื•ืจืš ื‘ื—ื™ื‘ื•ืจ ืขื‘ื•ืจ ื”ื›ืœื™ื.
โ€ข ืคืจื˜ื™. ืื™ืŸ ืฆื•ืจืš ื‘ื—ืฉื‘ื•ืŸ, ืื™ืŸ ืฆื•ืจืš ื‘ืจื™ืฉื•ื, ื•ืžื” ืฉืืชื ืžืงืœื™ื“ื™ื ื‘ื›ืœื™ ืœืขื•ืœื ืœื ื ื˜ืขืŸ.
โ€ข ืžื”ื™ืจ. ื›ืœื™ื ืงืœื™ื ืžืชืขื“ื›ื ื™ื ืชื•ืš ื›ื“ื™ ื”ืงืœื“ื”, ื•ื”ืชื•ืฆืื•ืช ืžื•ืขืชืงื•ืช ืื• ืžืฉืชืคื•ืช ื‘ื ื’ื™ืขื” ืื—ืช.
โ€ข ืฉืชืฃ ื˜ืงืกื˜ ืžื›ืœ ืืคืœื™ืงืฆื™ื” ื™ืฉื™ืจื•ืช ืœืชื•ืš ื›ืœื™.
โ€ข ื—ื™ืคื•ืฉ, ืžื•ืขื“ืคื™ื ื•ืคืจื™ื˜ื™ื ืื—ืจื•ื ื™ื ืžื‘ื™ืื™ื ืืชื›ื ืœื›ืœื™ ื”ื ื›ื•ืŸ ืชื•ืš ืฉื ื™ื•ืช.
โ€ข ื”ืงืฉ ืขืœ Sample ื‘ื›ืœ ื›ืœื™ ื›ื“ื™ ืœืจืื•ืช ืื™ืš ื–ื” ืขื•ื‘ื“.

ืžื” ื‘ืคื ื™ื

ืžืขืฆื‘ื™ื ื•ืžืืžืชื™ื
ืœื™ื™ืคื•ืช, ืžื–ืขื•ืจ ื•ืืžืช JSON, XML, YAML, SQL, HTML ื•-CSS.

ืžืžื™ืจื™ื
ืžืขื‘ืจ ื‘ื™ืŸ JSON, YAML, XML ื•-CSV, ื”ืžืจื” ืฉืœ ื™ื—ื™ื“ื•ืช ื•ื‘ืกื™ืกื™ ืžืกืคืจื™ื, ื”ืคื™ื›ืช cURL ืœืงื•ื“.

ืžืงื•ื“ื“ื™ื ื•ืžืคืขื ื—ื™ื
Base64, URL, JWT, Unicode, hex, ืงื•ื“ื™ QR ื•ืฆืคื ื™ื ืงืœืืกื™ื™ื.

ื’ื™ื‘ื•ื‘, ืงืจื™ืคื˜ื• ื•ืื‘ื˜ื—ื”
ื’ื™ื‘ื•ื‘, HMAC, ืžื—ื•ืœืœ ืกื™ืกืžืื•ืช, AES, ื™ืฆื™ืจืช ืžืคืชื—ื•ืช, bcrypt, scrypt, Argon2 ื•ื›ืกืคืช ืžื•ืฆืคื ืช.

ืžื—ื•ืœืœื™ื
UUIDs, ื ืชื•ื ื™ื ืžื–ื•ื™ืคื™ื, lorem ipsum, ืจื™ืฉื™ื•ื ื•ืช, ืงื‘ืฆื™ .gitignore, Dockerfiles ื•-boilerplate ืฉืœ ื”ืคืจื•ื™ืงื˜.

ื˜ืงืกื˜, ื”ื‘ื“ืœื™ื ื•-Regex
ื‘ื•ื“ืง Regex, ื”ื‘ื“ืœื™ื ืฉืœ ื˜ืงืกื˜ ื•-JSON, ื—ื™ืคื•ืฉ ื•ื”ื—ืœืคื”, ืžื•ื ื™ื ื•ื›ืœื™ slug.

ืชืืจื™ืš, ืฉืขื” ื•-CRON
ื—ื•ืชืžื•ืช ื–ืžืŸ ื‘ื™ื•ื ื™ืงืก, ืื–ื•ืจื™ ื–ืžืŸ, ืžืชืžื˜ื™ืงื” ืฉืœ ืชืืจื™ืš ื•ื”ืกื‘ืจ cron ืขื ื–ืžื ื™ ืจื™ืฆื” ื”ื‘ืื™ื.

ืื™ื ื˜ืจื ื˜ ื•ื—ื–ื™ืช
ืžืžื™ืจ ืฆื‘ืขื™ื, ื‘ื•ื“ืง ื ื™ื’ื•ื“ื™ื•ืช, ื’ืจื“ื™ืื ื˜ื™ื, ืžื—ื•ืœืœื™ CSS, ืชื’ื™ื•ืช ืžื˜ื ื•ื›ืœื™ SVG.

ืจืฉืชื•ืช ื•-APIs
ืžื—ืฉื‘ื•ืŸ ืชืช-ืจืฉืช, ืžื ืชื— URL, ืœืงื•ื— REST, ื—ื™ืคื•ืฉ DNS, ืคื™ื ื’, ื‘ื“ื™ืงืช ืคื•ืจื˜ื™ื ื•ืžืฆื™ื’ OpenAPI.

ื ืชื•ื ื™ื ื•ื‘ืกื™ืกื™ ื ืชื•ื ื™ื
JSONPath, ืžืกื ื ื™ื ื‘ืกื’ื ื•ืŸ jq, XPath, ืขื•ื–ืจื™ SQL ื•ืžื’ืจืฉ ืžืฉื—ืงื™ื ืฉืœ SQLite ืฉืคื•ืขืœ ื‘ื˜ืœืคื•ืŸ ืฉืœืš.

ืžื—ืฉื‘ื•ื ื™ ืžืชืžื˜ื™ืงื” ื•ืžื“ืขื™ ื”ืžื—ืฉื‘
ืžื—ืฉื‘ื•ื ื™ื ืœืžืชื›ื ืชื™ื ื•ืžื—ืฉื‘ื•ื ื™ื ืžื“ืขื™ื™ื, ื›ืœื™ ืกื™ื‘ื™ื•ืช, ืžืคืงื— IEEE 754 ื•ืžื˜ืจื™ืฆื•ืช.

ืขืจื™ื›ืช ื•ื ื™ืชื•ื— ืงื•ื“
ืจืฅ ืงื•ื“, ืกื•ืจืง ืกื•ื“ื•ืช, ื‘ื•ื“ืง ืžื•ืจื›ื‘ื•ืช, ืžื ืชื— ืžืขืงื‘ ืžื—ืกื ื™ืช ื•ืžืฆื™ื’ ื™ื•ืžื ื™ื.

ื‘ื™ื ืืจื™ ื•-low-level
Hex dumps, struct layout, Protobuf, CBOR, ASN.1, ื“ื—ื™ืกื” ื•ืžืคืงื— ืงื‘ืฆื™ื.

ืขื•ื–ืจื™ื ืœืžื•ื‘ื™ื™ืœ ื•ืœืฉืคื”
ืžืžื™ืจื™ plist ื•ืœื•ืงืœื™ื–ืฆื™ื”, ื‘ื•ื ื” ืงื™ืฉื•ืจื™ื ืขืžื•ืงื™ื ื•ืงื˜ืขื™ Gradle.

GIT ื•-DEVOPS
Semver, commit linter, changelog, docker-compose, ืžื—ื•ืœืœื™ ืคืขื•ืœื•ืช Kubernetes ื•-GitHub, ืžื ื”ืœ .env.

ื’ื™ืœื™ื•ื ื•ืช ืจืžืื•ืช ื•ืขื™ื•ืŸ
ืขื™ื•ืŸ ืžื”ื™ืจ ืขื‘ื•ืจ Git, HTTP, Linux, regex, CSS, Docker, OWASP ื•ืขื•ื“.

ืœืžื™ื“ื” ื•ืชืจื’ื•ืœ
ืžืฆื™ื’ื™ ืืœื’ื•ืจื™ืชืžื™ื, ืขืฆื™ ืจืงื•ืจืกื™ื”, ืกื™ืžื•ืœื˜ื•ืจ DFA ื•ื›ืจื˜ื™ืกื™ื•ืช.

ืคืจื•ื“ื•ืงื˜ื™ื‘ื™ื•ืช
ื˜ื™ื™ืžืจ ืคื•ืžื•ื“ื•ืจื•, ืชื‘ื ื™ื•ืช ืคืงื•ื“ื•ืช ื•ืฆื™ื ื•ืจื•ืช ื›ืœื™ื.

ื—ื™ื ื ื•ืžืงืฆื•ืขื™
ื—ื™ื ื: ืกื˜ ื’ื“ื•ืœ ืฉืœ ื›ืœื™ื ื™ื•ืžื™ื•ืžื™ื™ื, ื ืชืžืš ืขืœ ื™ื“ื™ ื‘ืื ืจ ืžื•ื“ืขื” ืงื˜ืŸ.

ืžืงืฆื•ืขื™: ืชืฉืœื•ื ืื—ื“, ืœืœื ืžื ื•ื™. ื”ื•ื ืคื•ืชื— ืืช ื›ืœ ื”ื›ืœื™ื ื”ืžืชืงื“ืžื™ื (ืงื•ื“ ืจืฅ, ื’ืŸ ืฉืขืฉื•ืขื™ื ืฉืœ SQLite, ืœืงื•ื— REST, ื›ืกืคืช ืžืื•ื‘ื˜ื—ืช, Argon2, bcrypt, scrypt, ืžืคืขื ื—ื™ Protobuf ื•-CBOR ื•ืขื•ื“), ืžืกื™ืจ ื›ืœ ืคืจืกื•ืžืช ื•ื›ื•ืœืœ ืืช ื›ืœื™ ื”-Pro ืฉื ื•ืกื™ืฃ ื‘ืขืชื™ื“. ื ื™ืชืŸ ืœืฉื—ื–ืจ ืื•ืชื• ื‘ื›ืœ ืขืช ืขื ืื•ืชื• ื—ืฉื‘ื•ืŸ ื’ื•ื’ืœ.

ืคืจื˜ื™ื•ืช
ื”ื›ืœื™ื ืœืขื•ืœื ืœื ืžืขืœื™ื ืืช ืžื” ืฉืืชื” ืžืงืœื™ื“. ื”ื’ืจืกื” ื”ื—ื™ื ืžื™ืช ืžืฆื™ื’ื” ืžื•ื“ืขื•ืช ืž-Google AdMob, ืขื ื‘ืงืฉืช ื”ืกื›ืžื” ื‘ืžื™ื“ืช ื”ืฆื•ืจืš. ื›ืžื” ื›ืœื™ื ืื•ืคืฆื™ื•ื ืœื™ื™ื (ืœืงื•ื— REST, ื—ื™ืคื•ืฉ DNS, ืคื™ื ื’ ื•ื‘ื“ื™ืงืช ืคื•ืจื˜ื™ื) ืžืชื—ื‘ืจื™ื ืจืง ืœื›ืชื•ื‘ืช ืฉืืชื” ืžื–ื™ืŸ, ื›ืฉืืชื” ืžืงื™ืฉ ืขืœ ื”ืคืขืœื”.
280+ ืืจื’ื– ื›ืœื™ื ืœืžืคืชื—ื™ื ืœื ืžืงื•ื•ื ื™ื: JSON, regex, JWT, hashes, SQLite, REST ื•ืขื•ื“.
ืขื“ื›ื•ืŸ ืื—ืจื•ืŸ ื‘ืชืืจื™ืš
9 ื‘ื ื•ื‘ืณ 2026

ืื‘ื˜ื—ืช ื ืชื•ื ื™ื

ื›ื“ื™ ืœืฉืžื•ืจ ืขืœ ื”ื‘ื˜ื™ื—ื•ืช ืฆืจื™ืš ืงื•ื“ื ื›ืœ ืœื”ื‘ื™ืŸ ืื™ืš ื”ืžืคืชื—ื™ื ืื•ืกืคื™ื ื•ืžืฉืชืคื™ื ืืช ื”ื ืชื•ื ื™ื ืฉืœืš. ื ื•ื”ืœื™ ืคืจื˜ื™ื•ืช ื”ื ืชื•ื ื™ื ื•ืื‘ื˜ื—ืช ื”ื ืชื•ื ื™ื ืขืฉื•ื™ื™ื ืœื”ืฉืชื ื•ืช ื‘ื”ืชืื ืœืฉื™ืžื•ืฉ, ืœืื–ื•ืจ ื•ืœื’ื™ืœ ื”ืžืฉืชืžืฉ. ื”ืžืคืชื— ืกื™ืคืง ืืช ื”ืžื™ื“ืข ื”ื–ื” ื•ื”ื•ื ืขืฉื•ื™ ืœืขื“ื›ืŸ ืื•ืชื• ืžื“ื™ ืคืขื.

ืชืžื™ื›ื” ื‘ืืคืœื™ืงืฆื™ื”

ืžื™ื“ืข ืขืœ ืžืคืชื—ื™ ื”ืืคืœื™ืงืฆื™ื”
Prince Oppong
ephesians2003@gmail.com
Queens Court School. P. O. Box As 652, Near Adjei Kojo Accra - Ghana Tema Ghana

โ€ซืขื•ื“ ืžื‘ื™ืช ephesians Software Solutionsโ€Žโ€