Best of Product HuntJune 4, 2026

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Mailwarm 2.0
1. Mailwarm 2.0The email warmup tool, upgraded for deliverability.
Promoted
Astra Autonomous Pentest
2. Astra Autonomous PentestAI agents that find, validate, and fix every vulnerability
Promoted
Empromptu AI
3. Empromptu AITrain Fine Tuned Models With AI Apps You're Already Building
Promoted
Google Gemma 4 12B
4. Google Gemma 4 12BRun multimodal AI locally with an encoder-free architecture
Promoted
Customer.io
AppWizzy
5. AppWizzyRent a private VM with Codex to build production apps
Promoted
Build Club Campus
6. Build Club Campus Virtual AI School: Upskill in AI and Become Great at it Fast
Promoted
Deliveryman.ai
7. Deliveryman.aiCold email infrastructure on autopilot without Gsuite
Promoted
Novus
8. NovusCatch and fix usability issues automatically as you ship
Promoted
TimeTuna.com
9. TimeTuna.comIf Calendly had gorgeous video backgrounds
Promoted
Koji by Brilliant
10. Koji by BrilliantA world-class personal tutor for every home
Promoted
Keen Code
11. Keen CodeA context-efficient CLI coding agent built by agents
Promoted
Perplexity Personal Computer for Windows
12. Perplexity Personal Computer for WindowsRun AI agents across your local files and apps on Windows
Promoted
Boxes.dev
13. Boxes.devRun Claude Code and Codex in your own cloud environment
Promoted
Sun
14. SunCollaborative voice API for agents
Promoted
Customer.io
Customer.ioAutomate Messaging Everywhere — Startups Get 12 Months Free
Promoted
Basedash Semantic Layer
15. Basedash Semantic LayerDefine metrics once. Use them everywhere.
Promoted
Carbon Voice Speed Dial
16. Carbon Voice Speed DialGet your whole team (humans and agents!) on speed dial
Promoted
Gather
17. GatherSave it once, never lose it again
Promoted