head to head · open source
Lightpanda vs loopx
Lightpanda has 40,882 GitHub stars, 1,999 forks, 98 open issues and last shipped yesterday. loopx has 6,537 stars, 619 forks, 102 open issues and last shipped yesterday. Lightpanda leads on adoption by 525% (40,882 vs 6,537 stars). Lightpanda is written in Zig under AGPL-3.0; loopx is written in Python under Apache-2.0. Lightpanda has attracted 5% as many forks as stars, loopx 9%. loopx was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Lightpanda | loopx | |
|---|---|---|
| GitHub stars | ★ 41K | ★ 6.5K |
| License | AGPL-3.0 | Apache-2.0 |
| Written in | Zig | Python |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 2.0K | ⑂ 619 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Lightpanda if
- You weight community size — 41K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches Zig
- You value the larger contributor base for long-term maintenance
pick loopx if
- You want the loopx feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and loopx fits your workflow better
About Lightpanda
Lightpanda Browser The headless browser built from scratch for AI agents and automation. Not a Chromium fork. Not a WebKit patch. A new browser, written in Zig.   Benchmarks Requesting 933 real web pages over the network on a AWS EC2 m5.large instance. See benchmark details. Quick start Install Package Managers Latest nightly from Homebrew: Latest nightly from Arch Linux User Repository: Download from the nightly builds You can download the last binary from the nightly builds for Linux and MacOS for both x86 64 and aarch64. For Linux Verify the binary before running anything: Linux aarch64 is also available…
read the full Lightpanda overview →
About loopx
LoopX The open, provider neutral, stateful control plane for long horizon agents. Runs on top of Codex, Claude Code, Cursor, and other agent harnesses. LoopX preserves objectives, gates, todos, evidence, quota, and handoffs across turns; the harness executes bounded work. Public website · Blog · Docs · Developer Book · Try LoopX · See real loops · How it works · 简体中文 Open and provider neutral, LoopX is a lightweight state kernel and local first control plane for loop engineering. It runs on top of different agent harnesses rather than replacing them, providing the long horizon state, semantic decisions about…
read the full loopx overview →
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Frequently asked questions
Is Lightpanda or loopx more popular?
Lightpanda has 40,882 GitHub stars and loopx has 6,537. Lightpanda has the larger community by that measure.
Are Lightpanda and loopx free?
Both are open source. Lightpanda is licensed under AGPL-3.0 and loopx under Apache-2.0. Neither carries a licence fee.
What is the difference between Lightpanda and loopx?
Lightpanda is written in Zig and loopx in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Lightpanda or loopx?
Choose Lightpanda if you want the larger community (40,882 stars) or its AGPL-3.0 licence terms. Choose loopx if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.