head to head · open source
pentagi vs nomore403
pentagi has 33,056 GitHub stars, 5,165 forks, 71 open issues and last shipped 12 days ago. nomore403 has 1,915 stars, 223 forks, 2 open issues and last shipped 4 days ago. pentagi leads on adoption by 1,626% (33,056 vs 1,915 stars). pentagi is written in Go under MIT; nomore403 is written in Go under MIT. pentagi has attracted 16% as many forks as stars, nomore403 12%. nomore403 was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (golang), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| pentagi | nomore403 | |
|---|---|---|
| GitHub stars | ★ 33K | ★ 1.9K |
| License | MIT | MIT |
| Written in | Go | Go |
| Last push | 2026-10-22 | 2026-10-30 |
| Forks | ⑂ 5.2K | ⑂ 223 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick pentagi if
- You weight community size — 33K stars and counting
- You want the MIT license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick nomore403 if
- You want the nomore403 feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and nomore403 fits your workflow better
About pentagi
PentAGI P enetration testing A rtificial G eneral I ntelligence Join the Community! Connect with security researchers, AI enthusiasts, and fellow ethical hackers. Get support, share insights, and stay updated with the latest PentAGI developments. ⠀ Table of Contents Overview Features Architecture Agent Supervision Quick Start Agent Docker Access Running Several Instances How to Use PentAGI After Login API Access LLM Provider Configuration Ollama OpenAI Anthropic Google AI (Gemini) AWS Bedrock DeepSeek GLM Kimi Qwen MiniMax Advanced Setup Langfuse Integration Monitoring and Observability Knowledge Graph…
read the full pentagi overview →
About nomore403
NoMore403 nomore403 is a command line tool for testing HTTP access control bypasses and parser inconsistencies around 401 , 403 , and related responses. The tool is designed for practical web security work: bug bounty, penetration testing, security reviews, and regression testing of access control rules. It automates a broad set of request mutations, captures a baseline, filters common false positives, and highlights the responses most likely to represent a meaningful bypass. What It Does Given a target URL, nomore403 : 1. Sends a baseline request to capture the blocked response. 2. Optionally auto calibrates…
read the full nomore403 overview →
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Frequently asked questions
Is pentagi or nomore403 more popular?
pentagi has 33,056 GitHub stars and nomore403 has 1,915. pentagi has the larger community by that measure.
Are pentagi and nomore403 free?
Both are open source. pentagi is licensed under MIT and nomore403 under MIT. Neither carries a licence fee.
What is the difference between pentagi and nomore403?
pentagi is written in Go and nomore403 in Go. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, pentagi or nomore403?
Choose pentagi if you want the larger community (33,056 stars) or its MIT licence terms. Choose nomore403 if its feature set, stack or MIT licence fits better. Both are self-hostable.