Ashik Elahi - Hakeemify - Digital Solution Partner

Timestamp Converter: Convert Unix timestamps to human dates and back, across 19 timezones.

Working with Unix timestamps can be a challenge when trying to understand the date and time they represent. This task matters because developers often encounter this problem while debugging or troubleshooting issues in their applications. What Timestamp Converter does Our Timestamp Converter helps you convert between

APITester: Send HTTP requests and inspect responses without installing anything.

APIs have become an integral part of modern web development, but testing them can be a frustrating task. Many developers hit roadblocks when it comes to finding a reliable and efficient way to test APIs online without installing anything. That’s where APITester comes in. What APITester

JWT Decoder: Decode, inspect and verify JWTs — header, payload, expiry and HMAC, all local.

JSON Web Tokens (JWTs) have become a widely-used standard for authentication in web applications. However, decoding and verifying them can be a hassle, especially when working locally or offline. What JWT Decoder does The JWT Decoder tool in DevTools allows users to easily decode, inspect, and

YAML ⇄ JSON: Convert between YAML and JSON in either direction — built for config files.

Converting between YAML and JSON can be a daunting task, especially when dealing with complex config files. With YAML ⇄ JSON, you can easily switch between these two formats, saving time and reducing frustration. What YAML ⇄ JSON does YAML ⇄ JSON allows users to convert

SQL Formatter: Beautify and minify SQL with keyword casing and clause indentation.

Writing clean and readable SQL is crucial for efficient database management, yet many developers struggle to format their code effectively. This task matters because poorly formatted SQL can lead to increased debugging time, reduced productivity, and even errors in critical applications. Our SQL Formatter aims to

Amazon Price Drop Alert Chrome Extension (2026) — Private & Free

Use case Price drop alerts in Chrome, without telling anyone what you’re buying You’ve been refreshing the same product page for two weeks. Here’s how to stop — without handing a price-tracking company your shopping list. By Ashik Elahi · 2 min read · Updated July

Best free online developer tools in 2026

As a developer, you’re always on the lookout for efficient ways to streamline your workflow. However, many of us are unaware of the numerous free online developer tools available that can simplify our coding experience. What DevTools does DevTools offers a suite of 16 browser-based dev

RegexLab: Write, test and explain regular expressions with live match highlighting.

Writing regular expressions can be a daunting task, especially when it comes to testing and explaining complex patterns. Many developers struggle with finding the right tools to test their regexes without sacrificing readability or speed. A reliable regex tester is crucial for reducing debugging time and

Smart WhatsApp Marketing System

আপনার পুরোনো Customers-দের WhatsApp-এ Automatic Message পাঠান — Wati বা BotSailor ছাড়াই How a Bangladesh clothing brand sends intelligent WhatsApp campaigns to 16,000+ customers for ৳450/month — without any monthly subscription Three months ago, a clothing brand founder in Dhaka showed us her WhatsApp marketing setup.