The Swiss Army knife of go-to-market: social media, content, websites and engineering. I build the tools, run the campaigns and ship it all as open source.
Go-to-market tools shouldn't sit behind a paywall. So I build them in the open, ship them free, and let the numbers talk.
- Log by ListeningKit — open-source social listening, built in 13 days for the Convex All Gas hackathon. Reddit, X, Facebook monitoring scored 0–100 for buying intent, alerts by push and email.
- @listeningkit/treg — call 3,000+ developer-tool APIs from Convex through one interface, with spend limits and a log of every call. 812 downloads/mo.
| Project | What it is | Live / repo | Stars |
|---|---|---|---|
| Log by ListeningKit | Open-source social listening (Convex hackathon) | log.listeningkit.com | 17 |
| Rank by ListeningKit | AI backlink-prospect ranking (Nebius hackathon, in progress) | rank | — |
| Blaster by ListeningKit | CRM-driven SMS pipeline | blaster | 1 |
| Dialer by ListeningKit | Browser cold-calling on Twenty CRM | dialer | 2 |
| Offer by ListeningKit | Open-source offer-funnel builder | offer | — |
Also published: @listeningkit/telnyx — SMS from Convex with safe Telnyx delivery-update handling, 337 downloads/mo.
- GitHub — matthewdonsemail-lab (follow plz i post my GTM strats there)
- X — x.com/matthewsoldit (where i make GTM devlogs)
- ListeningKit — listeningkit.com (hire us to make sites and CRM plz)
- LinkedIn — matt-don-132ab9435 (trying to become LI final boss)
Numbers as of 5 Oct 2026. Same source of truth as the resume site's app/components/portfolio/data.ts.