SPF Toolbox

Reviewed matches are labeled. Other suggestions come from a shared subcategory, use case, source listing or the same category. Compare features and current plans before choosing.

Product
Generator Labs Real-time monitoring and alerts for email deliverability, SSL certificates, and TLS configurations.
MailFixIt Check email authentication DNS for free, understand the finding and get a safe, domain-specific action plan when you need one.
PHP Form Builder Create professional drag and drop forms for frameworks
PHPHub's PHP sandbox Online PHP sandbox to test PHP code with MySQL
Veldora PHP Framework Modern PHP framework for web applications and APIs
DHTMLX JavaScript Library for cross-platform web and mobile app development with HTML5 JavaScript widgets. Easy integration with popular JavaScript Frameworks.
Atlas Spatial App Builder
MotionEye motionEye is a web frontend for the motion daemon, written in Python.

Selected by category and available use-case details. A topic match does not establish equivalent features.

Product
MireDot Miredot generates REST API documentation straight from your existing Java sources!
Runscope Log, monitor and measure your API usage to solve API problems fast.
Open License Manager Open License Manager is a software protection, copy prevention open source sdk, that allows you to easily add a license to your software.
Give My Certificate Give my certificate is a platform for organisations to create, generate and send verifiable documents and certificates.- 15+ years validity of the verifiable certificate- Complete certificate automation with API's- Mobil
HyperMonitors Multi-region uptime monitoring that confirms every outage from a second region before alerting. Free plan, no card.
ServerAvatar Simplified Hosting and Management for Servers and PHP/Node.js Applications

Added to this directory in the past 30 days. Dates refer to the directory listing, not the product launch.

Product
ML Junction One API for every AI model, with a receipt per request
Ink Behavior JIT: turn proven AI decisions into software.
Flowmaps Plan your app before you prompt your AI builder
Harf Move files between devices. No login, no account, no fuss.

Profiles grouped by topic. This does not confirm an offer, availability or a connection to this profile.

Profile
James NoCode YouTube · 57K subscribers
NoCode AI Builders YouTube · 13K subscribers
NeuSource Startup Minds 🎯 NeuSource के साथ करें अपने नए बिज़नेस की शानदार शुरुआत ⬇️

Shows and channels grouped by topic. A recommendation does not mean this profile was featured or endorsed.

Show
Gareth Pronovost | Build Without Code YouTube · 42K subscribers
PlanetNoCode YouTube · 36K subscribers
Glide YouTube · 31K subscribers

Retold founder accounts from startups in the same category, each linked to the original.

Story
Tailwind UI's $2 million was five months of a commercial product, not a URL typo Adam Wathan's August 2020 essay says Tailwind CSS had about 10 million installs and that Tailwind UI, then about five months old, was about to cross $2 million in revenue, figures he stated himself beside a slug that mis
ScreenshotOne took three years to $10k MRR and eight months to $20k Dmytro Krasun says ScreenshotOne reached $10k monthly recurring revenue in September 2024, almost three years after launch, then $20k in June 2025, and that the second number changed how much more money still drove him.
AJ said Carrd was about $1.2M ARR and he spends time on the product, not campaigns AJ told SaaS Club Carrd was about $100k MRR, about $1.2 million ARR, and that with two people he invests time in the builder rather than in finding ways to market it; he did not, in the sources fetched here, state $2M AR
WP Engine passed $100M ARR after Cohen made thirty people say they would pay $49 Jason Cohen says he did not start WP Engine until 30 people said they will pay $49 a month, 20 of them did, and in January 2018 he reported the company had passed $100 million ARR and closed $250 million from Silver Lake

Subcategories in the same part of the directory, with the number of listed products.