How did an open-source tool with a monthly income of several hundred dollars increase its MRR by 320% in 30 days?
Headline cites the Historical Research Snapshot. KPI strip is the Latest Revenue Snapshot.
Product at a glance
- what is it
- Open-source, Cookie-free product analysis tool, a script manages access statistics, funnels, error tracking, feature switches, etc., and also comes with an AI analyst with a query statement.
- who is it for
- Developers and small product teams who want to replace Google Analytics, PostHog or Plausible, many of whom are startup companies.
- how does it charge
- The free version has 10,000 events per month, no need to bind a card; Hobby $9.99/month (30,000 events); Pro $49.99/month (1,000,000 events, can be increased), can set a billing limit, and will stop collection when reached.
- business model
- Open source (AGPL-3.0) + hosted version with a free plus subscription model based on the number of events.
- Revenue over the past 12 months
- $10.6K
- MRR
- $3,143
- Paid subscription
- 36
- 9 month revenue
- $2,969
cumulative $10.6K
Open evidenceFact · as of 2026-11-03
Evidence type: Fact
Source: Latest Revenue Snapshot · provider payment sync
as of: 2026-11-03
Provider-verified revenue signal ≠ audited company financials.
30 days +28%
Open evidenceFact · as of 2026-11-03
Evidence type: Fact
Source: Latest Revenue Snapshot · provider payment sync
as of: 2026-11-03
Provider-verified revenue signal ≠ audited company financials.
average about $94/month per
Open evidenceFact · as of 2026-11-03
Evidence type: Fact
Source: Latest Revenue Snapshot · provider payment sync
as of: 2026-11-03
Provider-verified revenue signal ≠ audited company financials.
historically highest · August only $473
Open evidenceFact · as of 2026-11-03
Evidence type: Fact
Source: Latest Revenue Snapshot · provider payment sync
as of: 2026-11-03
Provider-verified revenue signal ≠ audited company financials.
MRR = current monthly recurring run rate · 30-Day revenue = what the provider recorded in the trailing 30 days. Timing, not extra revenue, is why a ratio can exceed 100%.
Summary
What kind of business is this
Visit site www.databuddy.ccDatabuddy wants small teams to use a lightweight script to replace several analysis and monitoring tools, and not touch Cookies. The code is open source, the free version is sufficient, and developers use it first; after the number of events increases, they pay according to the $9.99 or $49.99 monthly tier.
- form
- web application · open-source
- customers
- developers, small product teams
- charging
- Freemium
- Starting price
- $9.99/month
- launch
- 2025-05
- team
- basically 1 person · YC F26
Core growth findings
Findings may cite earlier snapshots; header KPIs carry Fact and a revenue as-of date. Revenue as of 2026-11-03.
- 01
The release day is rehearsed: a YC announcement, ten founders follow up within 40 minutes
October 8 the founder's YC F26 announcement had 796,073 views; among them 9 third-party posts were issued within 15 minutes after the announcement, saying almost the same thing: "finally there is a YC product that can be used directly, not a waiting list"
- 02
the money comes from a few large orders, not traffic
September 26, 28 and October 6, 7, four days received $4,312, accounting for 81% of the revenue in the recent 30 days. The customer wall on the homepage is almost all YC companies and the founder's own circle.
- 03
search traffic is brand words, content SEO has not taken effect
the estimated natural search in the US is 63 visits per month, of which about 82% come from searching for 'databuddy'. It has written 7 competitor comparison pages and multiple blog posts, all of which are ranked after 16th; the same-named Tencent Cloud DataBuddy is also competing for this keyword.
- Number tags
- FactStraight from the source
- DerivedCalculated from facts
- ClaimedSelf-reported, unverified
- EstimateOur reading
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- ?How did an open-source tool earning a few hundred dollars a month grow MRR 320% in 30 days?
- ?Did the YC announcement drive the revenue jump?
- ?Where does a solo developer tool find its first paying customers?
- 01The business
- 02Where customers come from
- 03Growth plays
- 04Social & community
- 05Timeline
- 06What to copy
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