Skip to content
Calus — Startup Profile
Startup

Calus

Drop in security gateway for AI agents

Development & IT

Astracia Signal Score

Compare with similar →

Not enough public signals for a score yet. Missing signals are not a sign of weakness.

About the startup

Drop in security gateway for AI agents. One env variable, no code changes. Catches and blocks prompt injection, jailbreaks, and agent abuse before they cause damage. No GPU, fast, and fully open source.

Similar products in Development & IT

Browse category →

Products from the same category with overlapping descriptions or details. They are not reviewed alternatives; compare features and current plans before choosing.

Product

RobotAlp

All-in-One Website Monitoring & Change Tracking Platform

ShieldMCP

ShieldMCP scans your MCP configuration for security risks in ~60 seconds. Drop in your claude_desktop_config.json, Cursor, or Windsurf config and get an instant risk score across the OWASP MCP Top 10: exposed…

ModelRed

Red-team any AI system in minutes

QR Code X-Ray

Safely decode and analyze suspicious QR codes using AI

ShipSafer

Ship your SaaS with confidence, a vulnerability scanner

Drive.io

The fastest way to move files between devices

Telebugs

Self-hosted Sentry alternative for error tracking

Incipite

Proof that holds up without asking anyone to trust you.

Browse category →

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

Product

AgentWatch

Stop runaway AI agents before they burn your budget

Greenlight

Watch GitLab CI and review merge requests from your iPhone

Accessibility Scanner

Honest accessibility scans. Real results, no fake compliance

LocalEmu

Run 132 AWS services locally. Free, open-source emulator

SQL Mocker

Natural language SQL without database access

ToolFlow AI

60+ free browser tools — PDF, image, video & AI

Recently added in Development & IT

Browse category →

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

Product

Woz

Woz is an AI mobile app builder for entrepreneurs.

Frontpage

Build a Website That Will Grow Your Business.

Benzi

Compiler backed agent - 78.2% on SWE-bench Verified for < 10¢

YYLO

YYLO Ledger (GitHub) is an open-source, Git-native task manager and Record store for developers, automation tools, and AI coding-agent workflows.

Explore expertise in Development & IT

See all →

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

Profile

Elton Stoneman

Freelance hands-on tech lead.

Muhammad Awais Zahid

Sr DevOps Engineer | DevSecOps | I Help Enterprises Building Secure, Scalable & Intelligent Systems

Bilal Saeed

Full-Stack Developer + AI Enthusiast | React, Python, Web3 | Automating Tomorrow’s Solutions | Remote Contractor Open for Projects

Media about Development & IT

See all →

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

Show

Tech World With Milan Newsletter

Newsletter · Dr Milan Milanović

Phil's Industrial Notes

Newsletter

DevOpsCube Newsletter

Newsletter

Founder stories from Development & IT startups

See all →

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

Browse Development & IT categories

See all →

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

Category

Code editors & coding assistants

2,528 listed products

Website & app builders

1,716 listed products

Cloud infrastructure & DevOps

1,192 listed products

Monitoring & IT management

642 listed products

Version control & code review

542 listed products

Software testing & QA

441 listed products

APIs & backend platforms

277 listed products

Blockchain development

210 listed products