Bug Bounty Platforms
A community-powered collection of all known bug bounty platforms, vulnerability disclosure platforms, and crowdsourced security platforms.
The canonical disclose.io database lives at directory.disclose.io. Is there a platform or detail missing? Let us know.
Last updated: July 6, 2026
Government and public-interest programs
22 platformsWeb3 and smart-contract platforms
16 platformsAI and LLM security platforms
4 platforms| Platform Name | URL | Region | Twitter/X | Program Types | Has Leaderboard | Leaderboard URL | Public Programs URL |
|---|---|---|---|---|---|---|---|
| Gray Swan Arena | app.grayswan.ai/arena | USA | GraySwanAI | Public | Yes | app.grayswan.ai/arena/leaderboard/global | app.grayswan.ai/arena |
| HackAPrompt | hackaprompt.com | USA | Public | Yes | hackaprompt.com/leaderboard | ||
| Huntr | huntr.com | UK | huntrdev | Private + Public | Yes | huntr.com/leaderboard | huntr.com/bounties/hacktivity |
| ødin | 0din.ai | USA | 0dinai | Public | Yes | 0din.ai/leaderboard | 0din.ai/scope |
Vulnerability acquisition and brokered disclosure
2 platforms| Platform Name | URL | Region | Twitter/X | Program Types | Has Leaderboard | Leaderboard URL | Public Programs URL |
|---|---|---|---|---|---|---|---|
| SSD Secure Disclosure | ssd-disclosure.com | Israel | SecuriTeam_SSD | Public | No | ||
| Zero Day Initiative | zerodayinitiative.com | USA | thezdi | Public | Yes | zerodayinitiative.com/advisories/published/ |
Ecosystem-specific platforms
3 platforms| Platform Name | URL | Region | Twitter/X | Program Types | Has Leaderboard | Leaderboard URL | Public Programs URL |
|---|---|---|---|---|---|---|---|
| IssueHunt | issuehunt.io | Japan | IssueHunt | Private + Public | Yes | issuehunt.io/programs | |
| Patchstack | patchstack.com | Estonia | paborza | Public | Yes | patchstack.com/database/leaderboard | patchstack.com/database/vdp |
| Wordfence Bug Bounty | wordfence.com/threat-intel/bug-bounty-program/ | USA | wordfence | Public | No |
General crowdsourced platforms
74 platformsStay in the loop
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