What I Built in a Weekend: A Free Mutual Fund Analyser on Akash Network
I spent entire weekends researching mutual funds… until I built this free tool that does it in seconds.
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The Problem
I’m a builder. I build things that solve my own problems first.
Last year, I wanted to start investing in mutual funds. So I did what anyone would do, I researched.
Blogs. YouTube videos. Paid courses. Social media threads.
Here’s what I learned: Finding the right mutual fund takes forever.
Every fund needs the same drill:
- Check historical returns,
- Compare with benchmark,
- Analyse risk metrics,
- Read the fund manager’s philosophy.
- etc …
Multiply that by 5-10 funds, and you’ve lost an entire weekend.
The information was scattered. The process was repetitive. And I kept thinking: There has to be a better way.
BEFORE AFTER
───────────────────────────── ─────────────────────────────
Research: 8 hours Research: 2 seconds
5 funds: 1 weekend 2500 funds: instant
Manual comparison Automated ranking
Emotional decisions Data-driven choices
The Insight
That’s when I came across the Golden Triangle framework from Mutual Funds Telugu.
The concept was simple but powerful: instead of chasing last year’s winners, focus on Consistency. Find funds that beat their benchmarks year after year, not just in bull markets.
The framework introduced a metric called COB (Consistency of Beating) how often a fund outperforms its benchmark over time.
A fund with 90% COB has beaten its benchmark 9 out of every 10 years. That’s a pattern worth betting on.
COB 90% = Beats benchmark 9 out of 10 years
Year 1: ✓ Beat
Year 2: ✓ Beat
Year 3: ✗ Missed
Year 4: ✓ Beat
Year 5: ✓ Beat
...
Year 10: ✓ Beat
Result: 9/10 = 90% COB
I backtested it myself. The data held up.
But I didn’t want to do this manually every time.
So I turned a weekend into a side project. The side project became a tool. The tool became this.
What I Built
Golden Triangle is a mutual fund analysis engine that does in seconds what took me days.
Core Features
Golden Fund Discovery: Scans 2,500+ equity mutual funds and ranks them by COB score. Instantly see which funds consistently beat their benchmarks.
Sell Zone Alerts: Tracks funds that have underperformed for 3+ years. If cumulative underperformance exceeds 15%, you get a sell signal. No emotions. No, “it will recover.”
Portfolio Health Check: Update your current holdings. Get instant recommendations. Find out which funds to keep, which to sell, and what to buy instead.
Real-Time Gap Scores: Moving average crossovers identify optimal buy and sell zones. Know when to enter, when to exit.
The Open-Source Stack
I needed three things: reliable data, computing power, and a deployment platform that wouldn’t bankrupt me.
Here’s what I used, all open-source, all free to start.
┌──────────────┐ ┌──────────────┐ ┌──────────────┐
│ MFAPI.in │────▶│ FastAPI │────▶│ Akash │
│ (NAV Data) │ │ (Analysis) │ │ (Deployment) │
└──────────────┘ └──────────────┘ └──────────────┘
│
▼
┌──────────────┐
│ Next.js │
│ (Frontend) │
└──────────────┘
MFAPI.in: The Unsung Hero
MFAPI.in is the backbone of this project. It’s an open-source initiative by Anand Chawla that provides:
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NAV data for all Indian mutual funds
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No API keys required
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No rate limits
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Government-backed AMFI data
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Completely free
Before MFAPI, getting mutual fund data meant scraping websites or paying for expensive APIs. This project democratized access to financial data in India.
If you’re building anything with Indian mutual funds, start with MFAPI.
It’s maintained, reliable, and free. The kind of infrastructure the developer community needs more of. Start the repo. This project deserves more recognition.
FastAPI + Python: The Engine
The analysis engine crunches 12+ years of NAV data for every fund. Rolling returns. Sharpe ratios. Alpha calculations. COB scores.
The math looks like this:
COB=(DaysFundReturn>BenchmarkReturn)/TotalTradingDays×100
Every fund. Every benchmark. Every trading day.
Then we rank them.
### Akash Network: Decentralised by Design
I could’ve used AWS. GCP. Azure. Any centralised cloud.
I chose Akash Network for reasons that go beyond cost.
1. Cost Efficiency
A comparable AWS deployment (t3.medium instance + managed database) runs $40-60/month. On Akash? I’m paying in AKT tokens at a fraction of that.
For a free tool with no monetisation, this isn’t a nice-to-have. It’s survival.
2. Permissionless Deployment
No credit card verification. No KYC. No, “your account is under review.”
I deploy what I want, when I want. The network doesn’t ask questions.
3. Censorship Resistance
Financial tools get shut down. Terms of service change overnight. Platforms deplatform.
On Akash, my deployment lives as long as I want it to. No one can pull the plug.
4. Walking the Talk
I believe in a decentralised future. Using Akash isn’t just a technical choice. It’s a vote for the world I want to see.
Financial tools should be uncensorable. Data should be owned by users, not platforms.
Shoutout to the Akash community: the documentation, the Discord support, the SDL templates. Building on a new network has learning curves, but the community made it smooth.
Who This Is For
I built this for:
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New investors: who don’t know where to start
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Busy professionals: who don’t have weekends to research
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Existing investors: wondering if they should switch funds
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Builders: who want to validate their portfolio without paying an advisor
If you’ve ever looked at your mutual fund statement and thought, “Is this actually good?”, this one is for you.
Try It Now
→ Explore Golden Funds : See top-performing funds ranked by COB
→ Check Your Portfolio: Update holdings, get instant recommendations
→ Monitor Sell Zone: See funds triggering exit signals
No signup. No data collection. No “we’ll email you later.”
What’s Next
This started as a weekend project. It’s now a production tool.
The roadmap includes:
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Email alerts: when your funds enter the Sell Zone
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SIP optimiser: for timing new investments
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Open-source release of the analysis engine
The Bottom Line
Your mutual fund advisor charges 1% of your portfolio every year.
This tool charges 0%.
And it’s built on open-source infrastructure (MFAPI), deployed on a decentralised cloud (Akash), inspired by proven frameworks (Mutual Funds Telugu).
Stop guessing. Start analysing.
- Built with data from MFAPI.in,
- Deployed on Akash Network,
- Inspired by Mutual Funds Telugu.
*Disclaimer: This is not financial advice. Past performance doesn’t guarantee future returns. Do your own research.*
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