developer-tools

Found 141 articles tagged with "developer-tools"

How to Enable CORS in Express and Next.js

CORS is enabled on the server, not the browser. Working Express, FastAPI and Next.js configs, how preflight works, and the six errors Chrome prints, with fixes.

DevToolLab Team·October 9, 2026

Latest Articles

Tutorial

8 min

How to Spot AI Crawlers in Server Logs

Search your access log for GPTBot, ClaudeBot and PerplexityBot, then check each IP against the vendors' published ranges. Includes a Python script and output.

DevToolLab Team·October 9, 2026

How to Verify HubSpot Webhook Signatures

Tutorial

8 min

How to Verify HubSpot Webhook Signatures

HubSpot signs webhooks with HMAC SHA-256 over method, URL, body and timestamp. A tested Node.js verifier, a Python cross-check and the pitfalls behind 401s.

DevToolLab Team·October 9, 2026

Best HubSpot Alternatives for Developers

Guide

11 min

Best HubSpot Alternatives for Developers

HubSpot, Attio, Twenty, Close and EspoCRM compared on published API limits, webhooks, licenses and per-seat prices, plus how long a 50,000-record sync takes.

DevToolLab Team·October 9, 2026

121–130 of 141

Guide

13 min read

5 Best Self-Hosted VPN Servers in 2026

WireGuard, WG-Easy, Headscale, NetBird and AmneziaVPN compared on web UI, mesh, license and current version, with Docker setup for a homelab or a team.

DevToolLab Team·May 13, 2026·Updated October 4, 2026

Guide

8 min read

Top 5 Bitly Alternatives in 2026

As link management evolves in 2026, Bitly isn't the only player in town. Discover the best Bitly alternatives for branding, analytics, and tracking starting with DevToolLab's powerful URL Tracker.

DevToolLab Team·March 22, 2026

Guide

10 min read

7 Fastest DNS Servers for Gaming (2026)

Cloudflare, Google, Quad9, OpenDNS and AdGuard compared on speed, IPv6 and filtering, plus the honest answer on whether DNS lowers your in-game ping.

DevToolLab Team·November 2, 2025·Updated September 18, 2026

Engineering

12 min read

How to Port Forward a Minecraft Server

Port forward a Minecraft server on TCP 25565, or skip the router entirely with Pinggy, Playit.gg and WireGuard tunnels when CGNAT blocks you.

DevToolLab Team·October 25, 2025·Updated September 19, 2026

Encoding

10 min read

Base64 Encoding Explained: Complete Guide for Developers

Learn everything about Base64 encoding and decoding, including use cases, implementation, and best practices for web development.

DevToolLab Team·October 11, 2025·Updated March 4, 2026

JSON

6 min read

Complete Guide to JSON Formatting: Best Practices and Tools

Master JSON formatting with this comprehensive guide covering validation, beautification, minification, and best practices for developers.

DevToolLab Team·October 11, 2025·Updated March 15, 2026

Security

8 min read

JWT Tokens: Complete Security Guide for Developers

Master JWT token security with best practices, common vulnerabilities, and implementation guidelines for secure authentication.

DevToolLab Team·October 11, 2025·Updated March 3, 2026

Security

12 min read

Modern Password Security: An Engineering Guide for 2026

Beyond 'use a special character'. A technical dive into password entropy, hashing, NIST guidelines, and the tools every developer should use to secure authentication.

DevToolLab Team·October 11, 2025·Updated September 17, 2026

SQL Formatting Best Practices: An Engineer's Guide to Clean Queries

Database

11 min read

SQL Formatting Best Practices: An Engineer's Guide to Clean Queries

Stop writing spaghetti SQL. Learn the engineering standards for query formatting, CTE structure, and how to write database queries that your team can actually debug.

DevToolLab Team·October 11, 2025·Updated March 16, 2026