diff --git a/.github/scripts/geocodes.json b/.github/scripts/geocodes.json
index 3e74b07..9bebb6e 100644
--- a/.github/scripts/geocodes.json
+++ b/.github/scripts/geocodes.json
@@ -101,6 +101,10 @@
       43.589,
       -79.6441
     ],
+    "monterrey, mexico": [
+      25.6866,
+      -100.3161
+    ],
     "new york, ny": [
       40.7128,
       -74.006
diff --git a/.github/scripts/listings.json b/.github/scripts/listings.json
index 57eeb21..a99e075 100644
--- a/.github/scripts/listings.json
+++ b/.github/scripts/listings.json
@@ -1313,5 +1313,22 @@
     "date_posted": 1784609190,
     "date_updated": 1784660238,
     "id": "3ba46880-510b-424f-8d97-c441cd6c28b9"
+  },
+  {
+    "company_name": "Tec ACM",
+    "title": "HackMTY 2026 — Sep 11–13, 2026 (Registration Opening Soon)",
+    "url": "https://hackmty.com/",
+    "locations": [
+      "Monterrey, Mexico"
+    ],
+    "format": "In-Person",
+    "prize": "TBA",
+    "state": "opens_soon",
+    "active": true,
+    "is_visible": true,
+    "source": "srirae",
+    "date_posted": 1784609478,
+    "date_updated": 1784660311,
+    "id": "a4c22279-6d0d-44ff-822f-a472e02e52fc"
   }
 ]
diff --git a/README.md b/README.md
index 0d97d86..be7f113 100644
--- a/README.md
+++ b/README.md
@@ -73,9 +73,10 @@ Hackathons are the fastest way to build something real, meet your future team, a
 <!-- HACKATHONS_TABLE_START -->
 | Status | Host | Hackathon | Format | Location | Prize | Deadline | Application | Date Posted |
 | ------ | ---- | --------- | ------ | -------- | ----- | -------- | ----------- | ----------- |
-| ✅ **[OPEN]** | University of Waterloo | ⭐ Hack the North — Sept 18–20, 2026 | In-Person | Toronto, ON | TBA | Jul 27, 2026 | <a href="https://hackthenorth.com"><img src="https://img.shields.io/badge/Register-blue?style=for-the-badge" alt="Register"></a> | Jul 10, 2026 |
+| 🔥 **[CLOSING SOON]** | University of Waterloo | ⭐ Hack the North — Sept 18–20, 2026 | In-Person | Toronto, ON | TBA | Jul 27, 2026 | <a href="https://hackthenorth.com"><img src="https://img.shields.io/badge/Register-blue?style=for-the-badge" alt="Register"></a> | Jul 10, 2026 |
 | ⏳ **[OPENS SOON]** | Hackathons @ Berkeley | ⭐ Cal Hacks (Collegiate Hackathon; 2026 Cycle Not Yet Posted) | In-Person | Berkeley / San Francisco, CA | TBA | — | <a href="https://calhacks.io/"><img src="https://img.shields.io/badge/Website-gray?style=for-the-badge" alt="Website"></a> | Jun 26, 2026 |
 | ⏳ **[OPENS SOON]** | UCLA | ⭐ LA Hacks (Student Hackathon; Next Event Mid-April 2027) | In-Person | Los Angeles, CA | $60K in prizes | — | <a href="https://lahacks.com/"><img src="https://img.shields.io/badge/Website-gray?style=for-the-badge" alt="Website"></a> | Jun 26, 2026 |
+| ⏳ **[OPENS SOON]** | Tec ACM | HackMTY 2026 — Sep 11–13, 2026 (Registration Opening Soon) | In-Person | Monterrey, Mexico | TBA | — | <a href="https://hackmty.com/"><img src="https://img.shields.io/badge/Website-gray?style=for-the-badge" alt="Website"></a> | Jul 20, 2026 |
 | ⏳ **[OPENS SOON]** | Girls Who Code at GSU | HackHers — Sep 18–19, 2026 (Registration Opening Soon) | In-Person | Atlanta, GA | TBA | — | <a href="https://hackhers.club/"><img src="https://img.shields.io/badge/Website-gray?style=for-the-badge" alt="Website"></a> | Jul 20, 2026 |
 | ✅ **[OPEN]** | HopHacks | HopHacks 2026 (Student Hackathon; Applications Open) | In-Person | Baltimore, MD | TBA | — | <a href="https://www.hophacks.com"><img src="https://img.shields.io/badge/Register-blue?style=for-the-badge" alt="Register"></a> | Jul 20, 2026 |
 | ⏳ **[OPENS SOON]** | ElleHacks | ElleHacks 2027 (Student Hackathon; Date TBA; Applications Not Yet Open) | In-Person | Toronto, ON | TBA | — | <a href="https://ellehacks.com"><img src="https://img.shields.io/badge/Website-gray?style=for-the-badge" alt="Website"></a> | Jul 20, 2026 |
@@ -91,7 +92,7 @@ Hackathons are the fastest way to build something real, meet your future team, a
 | ⏳ **[OPENS SOON]** | NC State | Hack_NCState 2027 — Feb 6–7, 2027 | In-Person | Raleigh, NC | TBA | — | <a href="https://hackncstate.org"><img src="https://img.shields.io/badge/Website-gray?style=for-the-badge" alt="Website"></a> | Jul 20, 2026 |
 | ✅ **[OPEN]** | localhost:nyc | Checkout: The Travel & Hospitality Hackathon — Aug 9, 2026 | In-Person | New York, NY | TBA | — | <a href="https://luma.com/s7v4kw23"><img src="https://img.shields.io/badge/Register-blue?style=for-the-badge" alt="Register"></a> | Jul 12, 2026 |
 | ✅ **[OPEN]** | University of Central Florida | Knight Hacks IX — Oct 9–11, 2026 | In-Person | Orlando, FL | TBA | — | <a href="https://2026.knighthacks.org/"><img src="https://img.shields.io/badge/Register-blue?style=for-the-badge" alt="Register"></a> | Jul 12, 2026 |
-| ✅ **[OPEN]** | OpenAI | OpenAI Build Week: Join a global week of building with Codex — Jul 13–21, 2026 | Virtual | Online | $100,000 | Jul 21, 2026 | <a href="https://openai.devpost.com/"><img src="https://img.shields.io/badge/Register-blue?style=for-the-badge" alt="Register"></a> | Jul 11, 2026 |
+| 🔥 **[CLOSING SOON]** | OpenAI | OpenAI Build Week: Join a global week of building with Codex — Jul 13–21, 2026 | Virtual | Online | $100,000 | Jul 21, 2026 | <a href="https://openai.devpost.com/"><img src="https://img.shields.io/badge/Register-blue?style=for-the-badge" alt="Register"></a> | Jul 11, 2026 |
 | ✅ **[OPEN]** | DataHub | Build with DataHub: The Agent Hackathon — Jul 6– Aug 10, 2026 | Virtual | Online | $20,500 | Aug 10, 2026 | <a href="https://datahub.devpost.com/"><img src="https://img.shields.io/badge/Register-blue?style=for-the-badge" alt="Register"></a> | Jul 11, 2026 |
 | ✅ **[OPEN]** | Cockroach Labs | CockroachDB × AWS Hackathon — Build with Agentic Memory — Jun 30– Aug 18, 2026 | Virtual | Online | $8,750 | Aug 18, 2026 | <a href="https://cockroachdb-ai.devpost.com/"><img src="https://img.shields.io/badge/Register-blue?style=for-the-badge" alt="Register"></a> | Jul 11, 2026 |
 | ⏳ **[OPENS SOON]** | Rice University | HackRice 16 (Student Hackathon; Interest Form Open) | In-Person | Houston, TX | TBA | — | <a href="https://hackrice.com/"><img src="https://img.shields.io/badge/Website-gray?style=for-the-badge" alt="Website"></a> | Jul 11, 2026 |
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index dbe7d5c..0b58ad4 100644
--- a/assets/hackathons-banner.svg
+++ b/assets/hackathons-banner.svg
@@ -4,13 +4,13 @@
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