Channel
CS, Engineering, Math, Programming Books and Resources
@softwaredevbooks
On this record: Topic · Growth · Engagement · Telegram's recommendations · Cite this entry
2,291subscribers
+48 since we began measuring on 16 September 2026
Risers and fallers across the register · movement among entries of 1,000–3,162.
Register entry
| Telegram ID | -1001435317572 |
|---|---|
| Type | Channel |
| Username | @softwaredevbooks |
| Created | Between 1 April 2019 and 31 October 2021 — estimated from Telegram’s id allocation, not measured. How this range is calculated. |
| First recorded | 18 September 2026 |
| Last confirmed live | 5 November 2026 |
| Measurements held | 13 |
| Confirmed unchanged | 1 time, most recently 5 November 2026 |
| On Telegram | t.me/softwaredevbooks |
Topic
Education — a classification, not a measurement. An on-box language model (Qwen3.6-35B-A3B-FP8, prompt version 1) read this channel’s own recent posts on 5 October 2026 and assigned it the closest of 31 fixed categories, at 99% confidence. This is a model’s judgement about what the channel is likely to be about, not a fact this register measured the way a subscriber count or a view count is measured — it can be revised on a later pass, and it carries no weight anywhere else on this page. How this classification works, and the other topics.
Growth
| Measured (UTC) | Subscribers | Change |
|---|---|---|
| 5 Nov 2026, 14:35 | 2,291 | +7 |
| 2 Nov 2026, 07:39 | 2,284 | +8 |
| 30 Oct 2026, 04:06 | 2,276 | -3 |
| 27 Oct 2026, 10:46 | 2,279 | -7 |
| 24 Oct 2026, 04:16 | 2,286 | +5 |
| 21 Oct 2026, 10:59 | 2,281 | -3 |
| 18 Oct 2026, 12:16 | 2,284 | +3 |
| 12 Oct 2026, 11:57 | 2,281 | +16 |
| 5 Oct 2026, 11:57 | 2,265 | +16 |
| 27 Sept 2026, 04:37 | 2,249 | +1 |
| 18 Sept 2026, 01:41 | 2,248 | no change |
| 18 Sept 2026, 01:40 | 2,248 | +5 |
| 16 Sept 2026, 13:47 | 2,243 | first reading |
Engagement
Posts not read yet. This entry is on the register from its profile alone; the post reader has not reached it. Engagement figures appear here once posts have actually been measured — we do not publish a rate before we have the readings behind it.
Appears in Telegram’s recommendations for other channels
The reverse of the list above, and a different kind of signal. This does not require this channel to have ever been asked about directly — each row below is a channel we DID ask Telegram about, whose Telegram-generated list happened to include this one. A channel can appear here with an empty list above it, because being named by someone else’s query is independent of having been queried itself.
@freescholarshipsworldwide · 24,521
Telegram ranks this channel #27 of 62 here — alongside 61 others — read 16 September 2026
@EquityStockAdvisory · 20,545
Telegram ranks this channel #33 of 44 here — alongside 43 others — read 5 October 2026
This channel appears in 2 seed channels' Telegram-generated recommendation lists in total. Each is Telegram’s list for THAT channel, not this one — see how this is measured.
Cite this entry
A live page changes as we take new readings, so a citation should name the measurement it is based on, not just the URL. The line below cites the subscriber count as measured 5 November 2026 — this entry's latest reading, not the date you are reading this.
“CS, Engineering, Math, Programming Books and Resources” (@softwaredevbooks), 2,291 subscribers as measured 5 November 2026. Telegram Register, tgregister.com/channel/softwaredevbooks.
Full measurement history, CC BY 4.0. Every reading this register holds for this entry, not just the latest one, as a dated, downloadable record: CSV · JSON. Free to use with attribution to tgregister.com. Each file carries its own generation timestamp, which is the figure to cite for exactly when the data was retrieved.