Best SEO & Website Testing Tools for Builders

Best Developer & API Tools for Builders

Here are useful developer tools for people building websites, apps, APIs, scripts, dashboards, communities, automations, and self-hosted projects.

Use these for testing APIs, managing code, running local environments, checking servers, debugging requests, and shipping cleaner projects.

Add more tools in the replies.

1. Docker

Link: https://www.docker.com/

Best for:

Local development
Containers
App environments
Testing projects
Running databases
Self-hosted apps
Reproducible setups

Why it is useful:

Docker helps builders run apps and services in containers, which makes development environments easier to repeat across different machines.

Good for:

Laravel apps
Node apps
Databases
Redis
Meilisearch
Self-hosted scripts
Testing before deployment

Free or paid:

Free plan available. Paid/team plans also exist.

Warning:

Docker is powerful, but it has a learning curve. Start with basic docker compose setups.

2. Postman

Link: https://www.postman.com/

Best for:

API testing
Sending requests
Checking responses
Testing auth headers
Debugging webhooks
Building API collections
Sharing API workflows

Why it is useful:

Postman is useful when building or testing APIs. You can send GET, POST, PUT, PATCH, and DELETE requests without building a full frontend first.

Good for:

API builders
Laravel APIs
Node APIs
SaaS tools
AI API testing
Webhook testing

Free or paid:

Free plan available. Paid plans exist for teams and advanced API workflows.

Warning:

Do not save real production secrets in shared workspaces unless you understand the security settings.

3. Insomnia

Link: https://insomnia.rest/

Best for:

API testing
REST APIs
GraphQL
Local development
Lightweight API workflows

Why it is useful:

Insomnia is a clean API client. Good for developers who want a simpler alternative to Postman.

Good for:

Solo developers
API debugging
Lightweight API testing
GraphQL checks
Request collections

Free or paid:

Free version available. Paid/team features may exist.

Warning:

Still manage secrets carefully.

4. ngrok

Link: https://ngrok.com/

Best for:

Local tunnels
Webhook testing
Preview URLs
Testing apps on mobile
Sharing local projects
Temporary public access

Why it is useful:

ngrok lets you expose a local development server to the internet through a temporary secure URL. Very useful for testing callbacks and webhooks.

Good for:

Stripe webhooks
PayPal webhooks
OAuth redirects
Local app previews
Bot testing
API testing

Free or paid:

Free plan available. Paid plans unlock more features.

Warning:

Do not expose sensitive admin panels or unfinished apps without protection.

5. Cloudflare

Link: https://www.cloudflare.com/

Best for:

DNS
CDN
SSL
DDoS protection
Website security
Performance
Domain routing

Why it is useful:

Cloudflare is useful for protecting and speeding up websites. It can handle DNS, SSL, CDN caching, firewall rules, redirects, and security settings.

Good for:

Websites
Forums
Apps
Landing pages
APIs
Public projects
Domain management

Free or paid:

Free plan available. Paid plans add stronger controls.

Warning:

Wrong DNS or cache settings can break a site. Change settings carefully.

6. GitHub Desktop

Link: https://desktop.github.com/

Best for:

Git without terminal
Code commits
Project history
Branches
Simple version control
Beginner Git workflows

Why it is useful:

GitHub Desktop makes Git easier for builders who do not want to use terminal commands for every change.

Good for:

Beginners
Designers working with code
Small projects
Theme edits
Documentation
Simple repo management

Free or paid:

Free.

Warning:

Learn the basics of commits, branches, pulls, and pushes so you do not overwrite work.

7. GitHub Actions

Link: https://github.com/features/actions

Best for:

Automation
Deployment workflows
Testing code
Running scripts
Build pipelines
CI/CD

Why it is useful:

GitHub Actions can run automatic tasks when code changes. Useful for tests, builds, deployments, backups, checks, and project automation.

Good for:

Developers
GitHub projects
Open-source scripts
SaaS apps
Static sites
Automated deployment

Free or paid:

Free minutes available depending on account/project type. Paid usage may apply.

Warning:

Be careful with secrets, deployment keys, and production commands.

8. DBeaver

Link: https://dbeaver.io/

Best for:

Database management
MySQL
MariaDB
PostgreSQL
SQLite
Viewing tables
Running queries
Exporting data

Why it is useful:

DBeaver is useful when you need to inspect, query, and manage databases without using only terminal commands.

Good for:

Developers
Laravel apps
PHP scripts
Forum databases
Debugging data
Backups/checks

Free or paid:

Community edition is free. Paid editions exist.

Warning:

Be careful on production databases. A wrong query can delete real data.

9. TablePlus

Link: https://tableplus.com/

Best for:

Database GUI
MySQL
PostgreSQL
SQLite
Quick edits
Clean database browsing

Why it is useful:

TablePlus is a polished database app with a clean interface. Useful for quickly checking tables, records, and queries.

Good for:

Developers
App builders
Small database checks
Debugging live apps
Local development

Free or paid:

Free trial/limited use available. Paid licence available.

Warning:

Use caution with live production databases.

10. FileZilla

Link: https://filezilla-project.org/

Best for:

FTP
SFTP
File transfers
Server file access
Uploading assets
Moving backups

Why it is useful:

FileZilla is useful when you need to move files between your computer and a server.

Good for:

Website files
Backups
Assets
Theme uploads
Server projects
Non-Git workflows

Free or paid:

Free client available.

Warning:

Use SFTP instead of plain FTP when possible. Do not save passwords on shared computers.

11. Cyberduck

Link: https://cyberduck.io/

Best for:

SFTP
FTP
WebDAV
Cloud storage
Server file transfers
Object storage browsing

Why it is useful:

Cyberduck is useful for managing files on servers and cloud storage services.

Good for:

Designers
Site owners
Developers
Storage buckets
Server files
Backups

Free or paid:

Free/donation-supported.

Warning:

Check permissions after uploading files to a server.

12. Hoppscotch

Link: https://hoppscotch.io/

Best for:

Browser API testing
Quick HTTP requests
REST APIs
Lightweight request testing
Fast checks without installing software

Why it is useful:

Hoppscotch is useful when you want to test an API quickly in the browser.

Good for:

Quick tests
Simple APIs
Developers
Learning HTTP requests
Testing endpoints

Free or paid:

Free/community access available. Hosted/team options may exist.

Warning:

Be careful pasting private API keys into browser-based tools.

Quick recommendations

Best for local app environments

Docker

Best for API testing

Postman or Insomnia

Best for webhook testing

ngrok

Best for DNS, CDN, and security

Cloudflare

Best beginner Git tool

GitHub Desktop

Best automation inside GitHub

GitHub Actions

Best database tools

DBeaver or TablePlus

Best file transfer tools

FileZilla or Cyberduck

Best quick browser API testing

Hoppscotch

Add your own developer tools

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