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Localbiz Growth. A content creator you can trust

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle What I Built This is a Online local business content creatio…

devchallengehf26challengeopensourceai
Dev.to Oct 19, 2026, 02:35 UTC
EN

TenderLens: Turning WhatsApp & Gemma into an Autonomous Bid Assistant for Contractors

This article is submitted for the **Hacktoberfest Open-Source AI Challenge: Week 2 (Side Hustle) . Target Categories: **Overall Winner , **Best Use…

hf26challengeopensourceaishowdev
Dev.to Oct 19, 2026, 02:33 UTC
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Building software got easy. Finding the first customer didn't.

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle GTM Shortlist, live at eygentic.tech . AI has made building…

devchallengehf26challengeopensourceai
Dev.to Oct 19, 2026, 01:23 UTC
EN

Ledger: A Small-Business Finance Tracker with Groq-Hosted Open-Weight AI

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle . What I Built Ledger is a small-business finance tracker an…

devchallengehf26challengeaiopensource
Dev.to Oct 19, 2026, 00:27 UTC
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PureHub v1.0.0‑beta.59 – Security‑first Android utilities

PureHub v1.0.0‑beta.59 – Security‑first Android utilities PureHub continues its mission of providing 26 free, no‑ads, privacy‑first, open‑source uti…

androidopensourceproductivityprivacy
Dev.to Oct 18, 2026, 23:28 UTC
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Building a React starter with enforceable architecture

My first website was planned on a sheet of squared notebook paper. The code in my early projects followed roughly the same standard: no tests, no cl…

reactarchitectureopensourcetypescript
Dev.to Oct 18, 2026, 23:23 UTC
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Switching AI coding tools? Keep the conversation with a local handoff

Hi! Switching between AI coding tools is useful until you have to explain the same task all over again. The next agent needs more than the original…

aillmopensourcetools
Dev.to Oct 18, 2026, 22:16 UTC
EN

StockEntry Guard: Local Gemma-Powered Product Onboarding for Small Retailers

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle What I Built I built StockEntry Guard , a local AI-assisted…

devchallengegemmahf26challengeopensource
Dev.to Oct 18, 2026, 21:34 UTC
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I asked 1,000 x402 endpoints to sell me something. 207 never quoted a price.

The Coinbase x402 discovery directory (the "Bazaar") lists 1,000 resources that are supposed to sell something to an agent. I wanted to know what ha…

apiwebdevcryptoopensource
Dev.to Oct 18, 2026, 20:31 UTC
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I built a free, open-source platform with 180+ developer tools and 18 technical guides (Built with Astro)

Hey Dev community! I want to share a project I've been building: Th-Tech. It's a comprehensive, free, and open-source platform for developers. Why I…

webdevjavascriptopensourcedevops
Dev.to Oct 18, 2026, 19:29 UTC
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When someone quits, what leaves with them? We asked a graph.

When a person leaves a company, the handoff list shows what they own. What only they know usually stays off it: a decision nobody else wrote down, a…

graphdatabaseaihackathonopensource
Dev.to Oct 18, 2026, 17:26 UTC
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I built the world's fastest AI gateway in Rust

TL;DR I built Antirion , an open-source (Apache-2.0) AI gateway written in Rust: one binary between your apps and LLM providers, with routing, fallb…

aiopensourcellmagents
Dev.to Oct 18, 2026, 17:25 UTC
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GigPitch AI: Win More Freelance Gigs with Open-Weight AI — Hacktoberfest 2026 Week 2

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle What I Built GigPitch AI is a lightweight, responsive web ap…

hf26challengedevchallengeopensourceai
Dev.to Oct 18, 2026, 17:24 UTC
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nyxd now builds images, is rootless, runs on macOS & Windows

Back in May, Mohamed wrote about getting fed up with the container stack using more RAM than the workloads on his Raspberry Pis, and building nyxd t…

containersopensourcehomelabgo
Dev.to Oct 18, 2026, 17:23 UTC
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OrderlyAI: Turning Messy Customer Messages into Orders with Local AI

OrderlyAI: Turning Messy Customer Messages into Orders with Local AI This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Sid…

aihacktoberfestopensourcesideprojects
Dev.to Oct 18, 2026, 17:22 UTC
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Why Vector RAG Fails AI Agents: Building an Autonomous SRE Swarm with FalkorDB

Large Language Models depend on the context they are given. In the year the usual way to give context has been Vector RAG (embeddings plus cosine si…

aigraphragopensourcedevops
Dev.to Oct 18, 2026, 15:29 UTC
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Reflection's Beam is open: 23B active, but you still have to fit 501B

Reflection released the weights for Beam on October 16, 2026. It is the lab's first open-weight model: a sparse mixture-of-experts (MoE) model with…

aiopensourcellmmachinelearning
Dev.to Oct 18, 2026, 14:27 UTC
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I Read TDK's Starlark Engine So You Don't Have To

Most people who open the TDK CLI repo see TypeScript first. The CLI is written in TypeScript, and that is where the commands live. But the part that…

architecturecliopensourcetypescript
Dev.to Oct 18, 2026, 13:30 UTC
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RevanScript (RVS) Programming Language (RVS-Lang)

Introducing RevanScript (RVS) — My Own Programming Language Written in C Hello, developers! My name is Revan Babayev, and I am the creator and prima…

opensourceprogrammingshowdevsoftwaredevelopment
Dev.to Oct 18, 2026, 13:29 UTC
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Walk-In A booking platform for creators who work from a cafe table

My friend reads tarot at cafes in Mumbai: Blondie in Khar on Saturdays, Janu in Juhu on Sundays, Blondie House when they have a table free. He's goo…

devchallengehf26challengeaiopensource
Dev.to Oct 18, 2026, 13:28 UTC
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A docs assistant a small business can run on its own laptop, built with open-weight AI

*This is a submission for the [Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle] hacktoberfest-week2-2026-10-12 What I Built PumpGuard ass…

devchallengeaihf26challengeopensource
Dev.to Oct 18, 2026, 12:28 UTC
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PhotoCraft Review: I Tested the Free, Open-Source Photoshop Alternative With 4 Real Edits

Photoshop costs $22.99 a month . PhotoCraft costs $0 , it's open source, and in under three weeks it passed 66,000 stars on GitHub . So I put it to…

opensourcedesigntutorialrust
Dev.to Oct 18, 2026, 12:27 UTC
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Mycelium was not a metaphor we chose

We named a project after fungal networks and I assumed it was branding. Nature words test well. Mycelium, rhizome, garden — the vocabulary of startu…

aiopensourceagents
Dev.to Oct 18, 2026, 10:30 UTC
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ColumnBridge: local embeddings that stop before renaming the wrong CSV column

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle . What I Built A CSV import can be syntactically perfect and…

devchallengehf26challengeaiopensource
Dev.to Oct 18, 2026, 09:28 UTC
EN

I Built a Product Listing Writer That Costs $0 Per Listing to Run

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle What I Built A friend who sells on Etsy told me her weekly r…

devchallengehf26challengeopensourcepython
Dev.to Oct 18, 2026, 09:24 UTC
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ScopeShield: Stop Working for Free — NDA-Safe Scope-Creep Auditor

Target DEV title: ScopeShield: I Stopped Working for Free with Gemma + TabPFN (and Kept Client Data Off Closed APIs) Tags: devchallenge , hf26challe…

devchallengehf26challengeaiopensource
Dev.to Oct 18, 2026, 09:23 UTC
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Exit Criteria for a Free Model Tier

A free model tier is a lease with an unpublished end date. Signing it is not the mistake. Learning the terms during a production incident is. The us…

aitestingdevopsopensource
Dev.to Oct 18, 2026, 07:29 UTC
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A One-Page SOP for a Shared Free AI Bench

A shared free AI bench rarely dies from an empty allowance. It dies from an unowned next step. The developer conversation this week mixed two moods.…

aiopensourcedevopstutorial
Dev.to Oct 18, 2026, 07:28 UTC
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“Simple site hai, 15k mein ho jayega na?” I built Panga so freelancers stop saying yes too fast

This is a submission for the Hacktoberfest Open-Source AI Challenge: Week 2 : Side Hustle. It's 9:41 on a Tuesday night when Mr Sharma's email lands…

devchallengehf26challengeopensourceai
Dev.to Oct 18, 2026, 07:27 UTC
EN

Interrupted Runs Belong in the Denominator

A benchmark score that quietly drops interrupted runs is not a conservative score; it is a score whose hardest cases were deleted before anyone coun…

aitestingopensourceperformance
Dev.to Oct 18, 2026, 07:27 UTC

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