Breaking

Seven open-source GitHub projects map a self-hostable AI agent stack

September 2, 2026 at 06:17 EDT

Open Source
AI Agents
Software Dev & Coding

Seven independently maintained GitHub repositories — covering agent tutoring, context databases, token compression, educational trading research, a personal second brain, stateful memory agents, and a self-hosted model UI — are circulating among developers as a compact bookmark list. None of the projects is a joint launch; together they show how much of a local agent stack can now be assembled from public code.

2 Sep 2026 · Open source

Seven public AI repos, one self-hostable stack

Independent GitHub projects for tutoring, agent memory, token compression, and a local model UI — not a joint launch, but a map of what builders are bookmarking.

Repos listed

Open WebUI stars

151k

LoCoMo with OpenViking

80–83%

Headroom JSON cut

60–95%

GitHub stars, drawn to scale

Each column is stacked in ~10k-star blocks. Open WebUI is more than six times Letta.

151k

Open WebUI

68k

Headroom

~60k

AI Hedge Fund

38k

DeepTutor

37k

Khoj

35k

OpenViking

25k

Letta

Headroom log example: tokens in vs after

10,144 tokens compressed to 1,260 — about 8× less input — while the fatal error was kept.

1,260

After

10,144

Before (~8×)

What builders like

Local-first installs, Apache or MIT options on several repos, and measured gains: OpenViking’s 80%+ LoCoMo scores and Headroom’s 60–95% JSON token cuts.

What still bites

AGPL copyleft on OpenViking and Khoj, Open WebUI’s branding clause above 50 users, an educational-only trading desk, and Letta’s live code no longer in the landing repo.

License check before you fork

Stars measure attention. The active tree and the license decide whether you can ship.

Apache 2.0: DeepTutor, Headroom, Letta AGPL: OpenViking core, Khoj MIT: AI Hedge Fund — no live trades Open WebUI License: branding over 50 users

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