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Issue 001 / A living technical almanac

Rankings never sold

Research & Data Agents · Head-to-head

BettaFish vs TrendRadar

BettaFish and TrendRadar are both research & data agents. BettaFish is 微舆:人人可用的多Agent舆情分析助手,打破信息茧房,还原舆情原貌,预测未来走向,辅助决策!从0实现,不依赖任何框架。, while TrendRadar is aI-driven public opinion & trend monitor with multi-platform aggregation, RSS, and smart alerts. 告别信息过载,你的 AI 舆情监控助手与热点筛选工具!聚合多平台热点 + RS…. Here's an independent, side-by-side look at how they compare — and which fits.

BettaFish

Agent· Open source

微舆:人人可用的多Agent舆情分析助手,打破信息茧房,还原舆情原貌,预测未来走向,辅助决策!从0实现,不依赖任何框架。

Visit BettaFish
TrendRadar

Agent· Open source

AI-driven public opinion & trend monitor with multi-platform aggregation, RSS, and smart alerts. 告别信息过载,你的 AI 舆情监控助手与热点筛选工具!聚合多平台热点 + RS…

Visit TrendRadar

Bottom line

BettaFish and TrendRadar are both open-source research & data agents you can self-host for free. Licensing differs: BettaFish is GPL-2.0, TrendRadar is GPL-3.0. Neither is universally better — pick by fit.

Side by side

SpecBettaFishTrendRadar
TypeAgentAgent
ModelOpen sourceOpen source
PricingOpen sourceOpen source
GitHub stars41,68760,412
LanguagePythonPython
LicenseGPL-2.0GPL-3.0
Last activityMay 2026Jul 2026

Key differences

  • Licensing differs: BettaFish is GPL-2.0, TrendRadar is GPL-3.0.

Choose BettaFish if

微舆:人人可用的多Agent舆情分析助手,打破信息茧房,还原舆情原貌,预测未来走向,辅助决策!从0实现,不依赖任何框架。.

Choose TrendRadar if

AI-driven public opinion & trend monitor with multi-platform aggregation, RSS, and smart alerts. 告别信息过载,你的 AI 舆情监控助手与热点筛选工具!聚合多平台热点 + RS….

About BettaFish

微舆:人人可用的多Agent舆情分析助手,打破信息茧房,还原舆情原貌,预测未来走向,辅助决策!从0实现,不依赖任何框架。

Full BettaFish profile →

About TrendRadar

AI-driven public opinion & trend monitor with multi-platform aggregation, RSS, and smart alerts. 告别信息过载,你的 AI 舆情监控助手与热点筛选工具!聚合多平台热点 + RSS 订阅,支持关键词精准筛选。AI 智能筛选新闻 + AI 翻译 + AI 分析简报直推手机,也支持接入 MCP 架构,赋能 AI 自然语言对话分析、情感洞察与趋势预测等。支持 Docker ,数据本地/云端自持。集成微信/飞书/钉钉/Telegram/邮件/ntfy/bark/slack 等渠道智能推送。

Full TrendRadar profile →

Frequently asked

What's the main difference between BettaFish and TrendRadar?
Licensing differs: BettaFish is GPL-2.0, TrendRadar is GPL-3.0.
Is BettaFish or TrendRadar better?
Neither is universally better. BettaFish is the stronger fit for 微舆:人人可用的多Agent舆情分析助手,打破信息茧房,还原舆情原貌,预测未来走向,辅助决策!从0实现,不依赖任何框架。; TrendRadar for aI-driven public opinion & trend monitor with multi-platform aggregation, RSS, and smart alerts. 告别信息过载,你的 AI 舆情监控助手与热点筛选工具!聚合多平台热点 + RS…. Use the side-by-side specs to decide by your own constraints.
Is BettaFish or TrendRadar free?
BettaFish is free to run and self-host; TrendRadar is free to run and self-host. Both are free to self-host — you only pay for the infrastructure and any model or API usage.
Which is more popular, BettaFish or TrendRadar?
By GitHub stars — a proxy for open-source adoption — TrendRadar is ahead (60k vs 42k). Stars measure attention, not necessarily the better fit for you.
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