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Free Editable Invoice Template (Browser to PDF, No Software)
A free, browser-tested invoice template with self-calculating totals, turned into a PDF with nothing but your browser’s own Print function.
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How to Check If an Open-Source Project Is Actually Still Maintained
A free script that checks any public GitHub repo for 3 real signs of active maintenance, tested against a live active project and a…
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How to Add a Free Contact Form to a Static Website (No Backend Required)
A free, structurally-checked contact form for static sites using Formspree’s free tier, with a honeypot field for basic spam resistance.
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Give Your AI Agent Loop Memory With a Simple JSON File (No Database Required)
A free, file-backed remember/recall/forget module so your agent loop can persist across separate runs without a database.
Latest practical guides
All guides →-
Free Editable Invoice Template (Browser to PDF, No Software)
A free, browser-tested invoice template with self-calculating totals, turned into a PDF with nothing but your browser’s own Print function.
-
How to Check If an Open-Source Project Is Actually Still Maintained
A free script that checks any public GitHub repo for 3 real signs of active maintenance, tested against a live active project and a…
-
How to Add a Free Contact Form to a Static Website (No Backend Required)
A free, structurally-checked contact form for static sites using Formspree’s free tier, with a honeypot field for basic spam resistance.
-
Give Your AI Agent Loop Memory With a Simple JSON File (No Database Required)
A free, file-backed remember/recall/forget module so your agent loop can persist across separate runs without a database.
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Free n8n Template: Website Uptime Checker with Email Alert
A free, ready-to-import n8n workflow that checks any site every 10 minutes and emails you only when it goes down, validated against n8n’s own…
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Free Freelance Rate Calculator: What Should You Actually Charge?
A free spreadsheet that works out your real minimum hourly rate from your income goal, unpaid time off, admin time and costs, with a…
Free templates & downloads
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Free n8n Template: Website Uptime Checker with Email Alert
A free, ready-to-import n8n workflow that checks any site every 10 minutes and emails you only when it goes down, validated against n8n’s own…
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Free n8n Template: Daily RSS Digest to Email
A free, ready-to-import n8n workflow that checks any RSS feed every morning and emails you a digest of what’s new, validated against n8n’s own…
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The TNT Review n8n Starter Workflow Pack (6 Free Workflows in One Download)
All 6 of our free n8n workflow templates in one download, each linked back to its own full guide.
Reviews & comparisons
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Free Editable Invoice Template (Browser to PDF, No Software)
A free, browser-tested invoice template with self-calculating totals, turned into a PDF with nothing but your browser’s own Print function.
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Kling generation stuck, queued or failed: what to check
Fix stuck, queued, or failed generations on Kling AI with practical steps to check server status, clear cache, and resolve errors.
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Canva brand kit or fonts not applying: what to check
Fix missing Canva brand kits and unapplied fonts with this direct troubleshooting guide covering browsers, mobile apps, and official support paths.
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How to Check If an Open-Source Project Is Actually Still Maintained
A free script that checks any public GitHub repo for 3 real signs of active maintenance, tested against a live active project and a…
-
How to Add a Free Contact Form to a Static Website (No Backend Required)
A free, structurally-checked contact form for static sites using Formspree’s free tier, with a honeypot field for basic spam resistance.
-
Give Your AI Agent Loop Memory With a Simple JSON File (No Database Required)
A free, file-backed remember/recall/forget module so your agent loop can persist across separate runs without a database.
What TNT Review covers
Practical, step-by-step guides on n8n automation, AI agents, GitHub and open-source tools, making money online, AI-assisted website building, and free downloadable templates — alongside our original independent reviews of AI tools, software, hosting and creator tech.
Every guide and review aims to answer the same question: is this actually worth your time, for whom, and where does it stop being worth it? Read our methodology or about TNT Review.