Hacker ApprovedDepartments

TigerBeetle

Hacker Approved

Transaction database in Developer tools

Fast, reliable database built for financial transactions, especially batch workloads, with heavy fuzzing and simulation testing. Critics say it is specialized and not a general-purpose database.

53 people recommended TigerBeetle in Hacker News comments, 10 had mixed feelings and 4 criticized it, November 2025 to October 2026.

Summary written by Claude from 52 comments. It was written before the November 2026 recount, and 51 of those comments still count.

67 people gave an opinion

recommend it
53
mixed feelings
10
warn against or regret it
4

The record

Each figure is one person. RecommendsMixed feelingsCriticizes

Recommended in 12 of 12 months

In 37 different threads.

  1. November 2025: recommended
  2. December 2025: recommended
  3. January 2026: recommended
  4. February 2026: recommended
  5. March 2026: recommended
  6. April 2026: recommended
  7. May 2026: recommended
  8. June 2026: recommended
  9. July 2026: recommended
  10. August 2026: recommended
  11. September 2026: recommended
  12. October 2026: recommended

Why it carries the badge

  • 53 people recommend itNeeds 10 or more, met.
  • 13 recommenders for every criticNeeds 2 to 1 or better, met.
  • Recommended in 12 of 12 monthsNeeds 4 or more, met.
  • Recommended in 37 threadsNeeds 5 or more, met.
  • The biggest thread supplies 11% of its recommendersNeeds half or less, met.

The same rules apply to every product, and the badge can’t be bought. Mixed feelings count toward neither side. How the badge works

What people say about it

Reasons grouped from a sample of 40 of the 96 opinions about it, picked in proportion to how many people recommend it, have mixed feelings and criticize it. Each mark is one comment in the sample. Open a reason to read what they said.

Why people recommend it

Each mark is one comment

  • Deterministic simulation testing and fuzzing

    “They have consistently attributed things like design and deterministic simulation testing to their success and reliability”

    Comment from 9 Jul 2026 in “My Thoughts on the Bun Rust Rewrite”

    “For us, we need to go extra N miles to catch the rest of the bugs as well…”

    Comment from 5 Dec 2025 in “Synadia and TigerBeetle Pledge $512k to the Zig Software Foundation”

    “Perhaps something like what TigerBeetle does: deterministic simulation testing.”

    Comment from 18 Sep 2026 in “NATS publishes preliminary report on technical incident of 8 September”
  • Fast batch transaction processing

    “Tigerbeetle is amazing for moving large numbers of batch transactions at once.”

    Comment from 11 Nov 2025 in “Building a high-performance ticketing system with TigerBeetle”

    “For batch transactions, Tigerbeetle delivered truly impressive speeds”

    Comment from 11 Nov 2025 in “Building a high-performance ticketing system with TigerBeetle”

    “Whereas TB does vectorized concurrency control: read the 2 accounts, update them 8K times, write the 2 accounts.”

    Comment from 12 Nov 2025 in “Building a high-performance ticketing system with TigerBeetle”
  • Built specifically for financial transactions

    “TigerBeetle was built for exactly the type of transactional processing this post is about”

    Comment from 9 Aug 2026 in “Shopify replaced Redis with MySQL for inventory reservations–and it scaled”

    “TigerBeetle seems to be specialized for financial data and to optimize perf/cost ratio.”

    Comment from 17 Apr 2026 in “TigerBeetle: A Trillion Transactions [video]”

    “To specialize not for general purpose but only for transaction processing.”

    Comment from 11 Nov 2025 in “Building a high-performance ticketing system with TigerBeetle”
  • Strong correctness and reliability record

    “They operate on an entire different level of correctness expectations compared to something like Bun.”

    Comment from 14 May 2026 in “Remove .zig Files from Bun”

    “The more you zoom, it’s a stronger set of guarantees in terms of safety and performance.”

    Comment from 16 Apr 2026 in “TigerBeetle: A Trillion Transactions [video]”

What people warn about

Each mark is one comment

  • Narrow scope needs custom logic

    “They've made some unique choices that work great for them, but it really doesn't seem like they can be universally applied.”

    Comment from 28 Oct 2026 in “Four Months of Zig”

    “it handles so little you will have to roll a lot of custom logic around it to batch realtime transactions quickly”

    Comment from 11 Nov 2025 in “Building a high-performance ticketing system with TigerBeetle”
  • Seen as simple key-value store

    “tiger beetle is awesome to keep the account balance. that's it.”

    Comment from 16 Apr 2026 in “TigerBeetle: A Trillion Transactions [video]”

    “This looks like yet another basic key value store.”

    Comment from 16 Apr 2026 in “TigerBeetle: A Trillion Transactions [video]”
  • Non-batch performance drop disappointed

    “Was there something wrong with our test of the individual transactions in our Go script that caused the drop in transaction performance we observed?”

    Comment from 11 Nov 2025 in “Building a high-performance ticketing system with TigerBeetle”

What people said

40 of the 96 opinions about it, picked in proportion to the three counts, newest first. Each links to the original comment.

“They've made some unique choices that work great for them, but it really doesn't seem like they can be universally applied.”

MixedComment from 28 Oct 2026 in “Four Months of Zig”

“Perhaps something like what TigerBeetle does: deterministic simulation testing.”

RecommendsComment from 18 Sep 2026 in “NATS publishes preliminary report on technical incident of 8 September”

“They've been putting out high quality detailed information for years.”

RecommendsComment from 21 Aug 2026 in “Church of the TigerBeetle: A Look at Tech Evangelism”

“if you look closer at VSR and the state machine interface you’ll see it’s already pluggable”

RecommendsComment from 21 Aug 2026 in “TigerBeetle Core System Architecture: Deconstructing Performance Engineering”

“TigerBeetle was built for exactly the type of transactional processing this post is about”

RecommendsComment from 9 Aug 2026 in “Shopify replaced Redis with MySQL for inventory reservations–and it scaled”

“TigerBeetle is also more important than Bun since Zig is a better match for their needs”

RecommendsComment from 23 Jul 2026 in “Cruller: Bun's Zig Runtime, Continued on Zig 0.16”

“TigerBeetle represents one of Zig biggest strengths: embedded systems.”

RecommendsComment from 17 Jul 2026 in “Zig Creator Calls Spade a Spade, Anthropic Blows Smoke”

“I would rather see something like tigerbeetle become the face of zig, some project that is well written”

RecommendsComment from 9 Jul 2026 in “My Thoughts on the Bun Rust Rewrite”

“They have consistently attributed things like design and deterministic simulation testing to their success and reliability”

RecommendsComment from 9 Jul 2026 in “My Thoughts on the Bun Rust Rewrite”

“By all accounts, TigerBeetle has been a tremendous success, congratulations!”

RecommendsComment from 9 Jul 2026 in “Rewriting Bun in Rust”

“One of the preeminent Zig software projects, Tigerbeetle[1], has a great website[2”

RecommendsComment from 8 Jun 2026 in “Zig by Example”

“We also reached production in 3.5 years, bringing not only a global consensus implementation”

RecommendsComment from 15 May 2026 in “Rewrite Bun in Rust has been merged”

“I like TigerBeetle and I still wish you guys all the success in the world”

RecommendsComment from 14 May 2026 in “Rewrite Bun in Rust has been merged”

“They operate on an entire different level of correctness expectations compared to something like Bun.”

MixedComment from 14 May 2026 in “Remove .zig Files from Bun”

“TigerBeetle is fuzzed within an inch of its life, and is absolutely rock solid”

RecommendsComment from 10 May 2026 in “Bun's experimental Rust rewrite hits 99.8% test compatibility on Linux x64 glibc”

“TigerBeetle seems to be specialized for financial data and to optimize perf/cost ratio.”

RecommendsComment from 17 Apr 2026 in “TigerBeetle: A Trillion Transactions [video]”

“Easily the most learning I've had in 18 minutes (I watched at 1.2x speed) in my life.”

RecommendsComment from 17 Apr 2026 in “TigerBeetle: A Trillion Transactions [video]”

“The more you zoom, it’s a stronger set of guarantees in terms of safety and performance.”

RecommendsComment from 16 Apr 2026 in “TigerBeetle: A Trillion Transactions [video]”

“This looks like yet another basic key value store.”

CriticizesComment from 16 Apr 2026 in “TigerBeetle: A Trillion Transactions [video]”

“tiger beetle is awesome to keep the account balance. that's it.”

MixedComment from 16 Apr 2026 in “TigerBeetle: A Trillion Transactions [video]”

“Figma, TigerBeetle, and much software of the highest class have won the market on the basis of technical excellence”

RecommendsComment from 16 Feb 2026 in “The Sideprocalypse”

“a billing database that is efficient enough to keep up with real-time is a game-changer”

RecommendsComment from 26 Jan 2026 in “The future of software engineering is SRE”

“if you manage resources manually, you just can't do that, you are forced to centralize the codepaths”

RecommendsComment from 29 Dec 2025 in “Static Allocation with Zig”

“Thinking about and specifying these limits up front is better than having operations time out or OOM.”

RecommendsComment from 29 Dec 2025 in “Static Allocation with Zig”

“I think TigerBeetle have created something remarkable and their approach to programming is how they’ve created it.”

RecommendsComment from 29 Dec 2025 in “Static Allocation with Zig”

“Having a serious, dedicated, and smart partner, in industry, working hard to operationalize and turn a profit on the language is a massive boon”

RecommendsComment from 5 Dec 2025 in “Synadia and TigerBeetle Pledge $512k to the Zig Software Foundation”

“For us, we need to go extra N miles to catch the rest of the bugs as well…”

RecommendsComment from 5 Dec 2025 in “Synadia and TigerBeetle Pledge $512k to the Zig Software Foundation”

“TigerBeetle, who seem to be a successful company getting a lot done”

RecommendsComment from 28 Nov 2025 in “Tiger Style: Coding philosophy (2024)”

“to understand how financial transaction processing may differ from what they call general purpose databases like PostgreSQL”

RecommendsComment from 23 Nov 2025 in “Ask HN: Good resources to learn financial systems engineering?”

“These are all transactions: goods/services and the corresponding money.”

RecommendsComment from 12 Nov 2025 in “Building a high-performance ticketing system with TigerBeetle”

“Whereas TB does vectorized concurrency control: read the 2 accounts, update them 8K times, write the 2 accounts.”

RecommendsComment from 12 Nov 2025 in “Building a high-performance ticketing system with TigerBeetle”

“Was there something wrong with our test of the individual transactions in our Go script that caused the drop in transaction performance we observed?”

MixedComment from 11 Nov 2025 in “Building a high-performance ticketing system with TigerBeetle”

“I think the drop in non-batch performance was more a function of the PoC than of TB.”

RecommendsComment from 11 Nov 2025 in “Building a high-performance ticketing system with TigerBeetle”

“We have customers running extremely tight 1 second SLAs, seeing microsecond latencies, even for one at a time workloads.”

RecommendsComment from 11 Nov 2025 in “Building a high-performance ticketing system with TigerBeetle”

“To specialize not for general purpose but only for transaction processing.”

RecommendsComment from 11 Nov 2025 in “Building a high-performance ticketing system with TigerBeetle”

“TigerBeetle's design inverts this, to move "the code to the data" in declarative queries…”

RecommendsComment from 11 Nov 2025 in “Building a high-performance ticketing system with TigerBeetle”

“Tigerbeetle is amazing for moving large numbers of batch transactions at once.”

MixedComment from 11 Nov 2025 in “Building a high-performance ticketing system with TigerBeetle”

“it handles so little you will have to roll a lot of custom logic around it to batch realtime transactions quickly”

CriticizesComment from 11 Nov 2025 in “Building a high-performance ticketing system with TigerBeetle”

“For batch transactions, Tigerbeetle delivered truly impressive speeds”

MixedComment from 11 Nov 2025 in “Building a high-performance ticketing system with TigerBeetle”

“TigerBeetle has a clear purpose and needed those brilliant optimizations”

RecommendsComment from 8 Nov 2025 in “Why is Zig so cool?”

Counts come from 1,791,911 Hacker News comments labeled by Claude, November 2025 to October 2026, with data through October 31, 2026. Counts updated 2 Nov 2026. How we count. Report a mistake.